筛选出 22 条数据

    品牌 产品 货期 价格 货号 规格 /
    有机砌块90-01-7

    CAS号:90-01-7

    品名:水杨醇salicylalcohol

    中文别名:邻羟基苄醇;柳醇;邻羟基苯甲醇;2-羟基苯甲醇;2-羟基苄醇;

    英文别名:Benzenemethanol,2-hydroxy-;2-(hydroxymethyl)phenol;2-Hydroxybenzylalcohol;

    分子式:C7H8O2

    分子量:124.137

    精确质量:124.052

    Psa:40.46

    RTECS号:DO6430000

    EINECS号:201-960-5

    MDL号:MFCD00004617

    外观与性状:淡棕色结晶粉末

    密度:1,613 g/cm3

    沸点:267.5ºC at 760 mmHg

    熔点:83-85°C(lit.)

    闪点:133.7ºC

    折射率:1.595

    稳定性:Stable. Incompatible with acids, acid chlorides, acid anhydrides, strong oxidizing agents.

    安全说明:S26-S36

    危险类别码:R36/37/38

    WGK Germany:3

    海关编码:29072900

    危险品标志:Xi

    简介:Salicylalcoholisprecursorofsalicylicacidandisformedbyenzymaticoracidhydrolysisofsalicin.

    用途:用于制造香豆素和配制紫罗兰等香料,也用于合成杀虫剂水杨硫磷以及医药等。

     90-01-7 详细信息

    有机砌块

    CAS号:90-01-7

    品名:水杨醇salicylalcohol

    中文别名:邻羟基苄醇;柳醇;邻羟基苯甲醇;2-羟基苯甲醇;2-羟基苄醇;

    英文别名:Benzenemethanol,2-hydroxy-;2-(hydroxymethyl)phenol;2-Hydroxybenzylalcohol;

    分子式:C7H8O2

    分子量:124.137

    精确质量:124.052

    Psa:40.46

    RTECS号:DO6430000

    EINECS号:201-960-5

    MDL号:MFCD00004617

    外观与性状:淡棕色结晶粉末

    密度:1,613 g/cm3

    沸点:267.5ºC at 760 mmHg

    熔点:83-85°C(lit.)

    闪点:133.7ºC

    折射率:1.595

    稳定性:Stable. Incompatible with acids, acid chlorides, acid anhydrides, strong oxidizing agents.

    安全说明:S26-S36

    危险类别码:R36/37/38

    WGK Germany:3

    海关编码:29072900

    危险品标志:Xi

    简介:Salicylalcoholisprecursorofsalicylicacidandisformedbyenzymaticoracidhydrolysisofsalicin.

    用途:用于制造香豆素和配制紫罗兰等香料,也用于合成杀虫剂水杨硫磷以及医药等。

    展开

    有机砌块90-01-7
    阿法埃莎 2-羟基苯甲醇 2-Hydroxybenzylalcohol,97% 现货

     13473.00
    C17333 /
    有机砌块62-50-0

    CAS号:62-50-0

    品名:甲磺酸乙酯ethylmethanesulfonate

    中文别名:甲基磺酸乙酯;甲基磺酸乙酯(EMS);甲烷磺酸乙酯;

    英文别名:CB1528;ethylmethanesulfonate;ETHYLMESYLATE;rcrawastenumberu119;EMS;Ethylmesilate;Methanesulfonicacid,ethylester;Ethylmethanesulfonate;methanesulfonicacidethylester;Half-Myleran;

    分子式:C3H8O3S

    分子量:124.159

    精确质量:124.019

    Psa:51.75

    RTECS号:PB2100000

    UNII号:9H154DI0UP

    外观与性状:无色液体

    密度:1.206g/mLat 20°C

    沸点:85-86°C10mm Hg(lit.)

    熔点:&< 25ºC

    闪点:100 °C

    折射率:n20/D 1.418(lit.)

    稳定性:Stable. Combustible. Incompatible with water, alkalies, oxidizing agents.

    储存条件:Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.

    安全说明:S53-S23-S36/37/39-S45

    危险类别码:R46; R22; R40

    WGK Germany:3

    危险品运输编码:2810

    危险类别:6.1

    包装等级:II

    危险品标志:T

    简介:Ethylmethanesulfonate(EMS)isamutagenic,teratogenic,andpossiblycarcinogenicorganiccompoundwithformulaC3H8SO3.Itproducesrandommutationsingeneticmaterialbynucleotidesubstitution;particularlybyguaninealkylation.Thistypicallyproducesonlypointmutations.Itcaninducemutationsatarateof5x10−4to5x10−2pergenewithoutsubstantialkilling.TheethylgroupofEMSreactswithguanineinDNA,formingtheabnormalbaseO-6-ethylguanine.DuringDNAreplication,DNApolymerasesthatcatalyzetheprocessfrequentlyplacethymine,insteadofcytosine,oppositeO-6-ethylguanine.Followingsubsequentroundsofreplication,theoriginalG:CbasepaircanbecomeanA:Tpair(atransitionmutation).Thischangesthegeneticinformation,isoftenharmfultocells,andcanresultindisease.

    用途:用作菌种诱变剂,以及有机合成和癌症的研究。

     62-50-0 详细信息

    有机砌块

    CAS号:62-50-0

    品名:甲磺酸乙酯ethylmethanesulfonate

    中文别名:甲基磺酸乙酯;甲基磺酸乙酯(EMS);甲烷磺酸乙酯;

    英文别名:CB1528;ethylmethanesulfonate;ETHYLMESYLATE;rcrawastenumberu119;EMS;Ethylmesilate;Methanesulfonicacid,ethylester;Ethylmethanesulfonate;methanesulfonicacidethylester;Half-Myleran;

    分子式:C3H8O3S

    分子量:124.159

    精确质量:124.019

    Psa:51.75

    RTECS号:PB2100000

    UNII号:9H154DI0UP

    外观与性状:无色液体

    密度:1.206g/mLat 20°C

    沸点:85-86°C10mm Hg(lit.)

    熔点:&< 25ºC

    闪点:100 °C

    折射率:n20/D 1.418(lit.)

    稳定性:Stable. Combustible. Incompatible with water, alkalies, oxidizing agents.

    储存条件:Store in a cool, dry, well-ventilated area away from incompatible substances. Keep containers tightly closed.

    安全说明:S53-S23-S36/37/39-S45

    危险类别码:R46; R22; R40

    WGK Germany:3

    危险品运输编码:2810

    危险类别:6.1

    包装等级:II

    危险品标志:T

    简介:Ethylmethanesulfonate(EMS)isamutagenic,teratogenic,andpossiblycarcinogenicorganiccompoundwithformulaC3H8SO3.Itproducesrandommutationsingeneticmaterialbynucleotidesubstitution;particularlybyguaninealkylation.Thistypicallyproducesonlypointmutations.Itcaninducemutationsatarateof5x10−4to5x10−2pergenewithoutsubstantialkilling.TheethylgroupofEMSreactswithguanineinDNA,formingtheabnormalbaseO-6-ethylguanine.DuringDNAreplication,DNApolymerasesthatcatalyzetheprocessfrequentlyplacethymine,insteadofcytosine,oppositeO-6-ethylguanine.Followingsubsequentroundsofreplication,theoriginalG:CbasepaircanbecomeanA:Tpair(atransitionmutation).Thischangesthegeneticinformation,isoftenharmfultocells,andcanresultindisease.

    用途:用作菌种诱变剂,以及有机合成和癌症的研究。

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    有机砌块62-50-0
    阿法埃莎 甲磺酸乙酯 Ethylmethanesulfonate,99% 现货

     15246.00
    C20526 /
    有机砌块555-44-2

    CAS号:555-44-2

    品名:三棕榈酸甘油酯tripalmitin

    中文别名:棕榈精;(三)棕榈酸甘油酯;

    英文别名:Hexadecanoicacid,1,2,3-propanetriylester;Propane-1,2,3-triyltripalmitate;Barolub;Glyceryltripalmitate;Palmitin,tri;Tripalmitate;Palmitictriglyceride;Triglycerylpalmitate;Tripalmitoylglycerol;2,3-di(hexadecanoyloxy)propylhexadecanoate;Dynasan116;Glyceroltripalmitate;TRIPALMITIN;

    分子式:C51H98O6

    分子量:807.32

    精确质量:806.736

    Psa:78.9

    RTECS号:RT4953500

    UNII号:D133ZRF50U

    外观与性状:白色粉末

    密度:0.916 g/cm3

    沸点:759.8ºC at 760 mmHg

    熔点:66-68°C

    闪点:286.1ºC

    折射率:1.465

    储存条件:-20ºC

    安全说明:S22-S24/25

    危险类别码:R20/22

    WGK Germany:-

    危险品标志:Xn

    简介:Tripalmitinisatriglyceridederivedfromthefattyacidpalmiticacid.

     555-44-2 详细信息

    有机砌块

    CAS号:555-44-2

    品名:三棕榈酸甘油酯tripalmitin

    中文别名:棕榈精;(三)棕榈酸甘油酯;

    英文别名:Hexadecanoicacid,1,2,3-propanetriylester;Propane-1,2,3-triyltripalmitate;Barolub;Glyceryltripalmitate;Palmitin,tri;Tripalmitate;Palmitictriglyceride;Triglycerylpalmitate;Tripalmitoylglycerol;2,3-di(hexadecanoyloxy)propylhexadecanoate;Dynasan116;Glyceroltripalmitate;TRIPALMITIN;

    分子式:C51H98O6

    分子量:807.32

    精确质量:806.736

    Psa:78.9

    RTECS号:RT4953500

    UNII号:D133ZRF50U

    外观与性状:白色粉末

    密度:0.916 g/cm3

    沸点:759.8ºC at 760 mmHg

    熔点:66-68°C

    闪点:286.1ºC

    折射率:1.465

    储存条件:-20ºC

    安全说明:S22-S24/25

    危险类别码:R20/22

    WGK Germany:-

    危险品标志:Xn

    简介:Tripalmitinisatriglyceridederivedfromthefattyacidpalmiticacid.

    展开

    有机砌块555-44-2
    Acros 三棕榈酸甘油酯 Tripalmitin,99% 现货

     14178.00
    215670250 /
    有机砌块100-10-7

    CAS号:100-10-7

    品名:对二甲氨基苯甲醛4-Dimethylaminobenzaldehyde

    中文别名:对二甲胺基苯甲醛;

    英文别名:N,N-dimethyl-p-aminobenzaldehyde;Ehrlichs;EHRICH'SREAGENT;p-Dimethylaminobenzaldehyde;para-dimethylaminobenzaldehyde;4-(Dimethylamino)benzaldehyde;HYDRAZINE-REAGENT;4-N,N-dimethylaminobenzaldehyde;Benzaldehyde,4-(dimethylamino)-;p-DAB;p-N,N-dimethylaminobenzaldehyde;reagensehrlichovo;EHRLICH'SREAGENT;ERLICH'SREAGENT;N,N-dimethyl-4-aminobenzaldehyde;

    分子式:C9H11NO

    分子量:149.19

    精确质量:149.084

    Psa:20.31

    RTECS号:CU5775000

    BRN号:606802

    EINECS号:202-819-0

    MDL号:MFCD00003381

    PubChem号:24893588

    外观与性状:白色结晶粉末

    密度:1.10g/mLat 20°C

    沸点:176-177 °C (17 mmHg)

    熔点:72-75°C(lit.)

    闪点:164 °C

    折射率:n20/D 1.417

    稳定性:Stable, but light sensitive. Incompatible with bases, strong oxidizing agents.

    储存条件:2-8ºC

    蒸汽压:0.000806mmHg at 25°C

    安全说明:S7-S16-S24/25-S26-S61-S45-S39-S36/37/39

    危险类别码:R22; R52/53

    WGK Germany:1

    海关编码:2912210000

    危险品运输编码:UN 2920 8/PG 2

    危险类别:6.1

    包装等级:I; II; III

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P210; P261; P305 + P351 + P338

    危险标志:GHS02, GHS07

    危险性描述:H225; H319; H336

    简介:para-DimethylaminobenzaldehydeisanorganiccompoundcontainingamineandaldehydemoietieswhichisusedinEhrlich'sreagentandKovac'sreagenttotestforindoles.Thecarbonylgrouptypicallyreactswiththeelectronrich2-positionoftheindolebutmayalsoreactattheC-3orN-1positions.Itmayalsobeusedfordeterminationofhydrazine.

    用途:对二甲氨基苯甲醛作为染料中间体可用来合成压、热敏染料,也可作为分析试剂,测定吲哚、色氨酸和麦角碱等。

     100-10-7 详细信息

    有机砌块

    CAS号:100-10-7

    品名:对二甲氨基苯甲醛4-Dimethylaminobenzaldehyde

    中文别名:对二甲胺基苯甲醛;

    英文别名:N,N-dimethyl-p-aminobenzaldehyde;Ehrlichs;EHRICH'SREAGENT;p-Dimethylaminobenzaldehyde;para-dimethylaminobenzaldehyde;4-(Dimethylamino)benzaldehyde;HYDRAZINE-REAGENT;4-N,N-dimethylaminobenzaldehyde;Benzaldehyde,4-(dimethylamino)-;p-DAB;p-N,N-dimethylaminobenzaldehyde;reagensehrlichovo;EHRLICH'SREAGENT;ERLICH'SREAGENT;N,N-dimethyl-4-aminobenzaldehyde;

    分子式:C9H11NO

    分子量:149.19

    精确质量:149.084

    Psa:20.31

    RTECS号:CU5775000

    BRN号:606802

    EINECS号:202-819-0

    MDL号:MFCD00003381

    PubChem号:24893588

    外观与性状:白色结晶粉末

    密度:1.10g/mLat 20°C

    沸点:176-177 °C (17 mmHg)

    熔点:72-75°C(lit.)

    闪点:164 °C

    折射率:n20/D 1.417

    稳定性:Stable, but light sensitive. Incompatible with bases, strong oxidizing agents.

    储存条件:2-8ºC

    蒸汽压:0.000806mmHg at 25°C

    安全说明:S7-S16-S24/25-S26-S61-S45-S39-S36/37/39

    危险类别码:R22; R52/53

    WGK Germany:1

    海关编码:2912210000

    危险品运输编码:UN 2920 8/PG 2

    危险类别:6.1

    包装等级:I; II; III

    危险品标志:Xn

    信号词:Danger

    危险性防范说明:P210; P261; P305 + P351 + P338

    危险标志:GHS02, GHS07

    危险性描述:H225; H319; H336

    简介:para-DimethylaminobenzaldehydeisanorganiccompoundcontainingamineandaldehydemoietieswhichisusedinEhrlich'sreagentandKovac'sreagenttotestforindoles.Thecarbonylgrouptypicallyreactswiththeelectronrich2-positionoftheindolebutmayalsoreactattheC-3orN-1positions.Itmayalsobeusedfordeterminationofhydrazine.

    用途:对二甲氨基苯甲醛作为染料中间体可用来合成压、热敏染料,也可作为分析试剂,测定吲哚、色氨酸和麦角碱等。

    展开

    有机砌块100-10-7
    阿法埃莎 对二甲胺基苯甲醛 4-Dimethylaminobenzaldehyde,... 现货

     12837.00
    C42363 /
    卤代烃4399-47-7

    CAS号:4399-47-7

    品名:环丁基溴Cyclobutylbromide

    中文别名:溴代环丁烷;一溴环丁烷;溴化环丁烷;

    英文别名:bromocyclobutane;BroMocyclobutane;

    分子式:C4H7Br

    分子量:135.002

    精确质量:133.973

    Psa:0.0

    MDL号:MFCD00001317

    外观与性状:透明无色液体

    密度:1.434g/mLat 25°C(lit.)

    沸点:108°C(lit.)

    闪点:72°F

    折射率:n20/D 1.479(lit.)

    储存条件:0-6ºC

    安全说明:S26-S36-S36/37/39-S16

    危险类别码:R10; R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:2903890090

    危险品运输编码:UN 1993 3/PG 2

    危险类别:3

    包装等级:II

    危险品标志:Xn

     4399-47-7 详细信息

    卤代烃

    CAS号:4399-47-7

    品名:环丁基溴Cyclobutylbromide

    中文别名:溴代环丁烷;一溴环丁烷;溴化环丁烷;

    英文别名:bromocyclobutane;BroMocyclobutane;

    分子式:C4H7Br

    分子量:135.002

    精确质量:133.973

    Psa:0.0

    MDL号:MFCD00001317

    外观与性状:透明无色液体

    密度:1.434g/mLat 25°C(lit.)

    沸点:108°C(lit.)

    闪点:72°F

    折射率:n20/D 1.479(lit.)

    储存条件:0-6ºC

    安全说明:S26-S36-S36/37/39-S16

    危险类别码:R10; R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:2903890090

    危险品运输编码:UN 1993 3/PG 2

    危险类别:3

    包装等级:II

    危险品标志:Xn

    展开

    卤代烃4399-47-7
    阿法埃莎 环丁基溴 Cyclobutylbromide,97%,pur... 现货

     13524.00
    C32050 /
    有机砌块304-55-2

    CAS号:304-55-2

    品名:内消旋-2,3-二巯基丁二酸succimer

    中文别名:2,3-二巯基丁二酸;二巯基丁二酸;二巯丁二酸;

    英文别名:meso-dimercaptosuccinicacid;(2R,3S)-rel-2,3-Dimercaptosuccinicacid;meso-2,3-diisopropyl-succinicacid;3-dimercaptosuccinicacid;meso-2,3-Dimercaptosuccinicacid;meso-2,3-Diisopropyl-bernsteinsaeure;Succimer;meso-2,3-dimercaptosuccinicacid;2,3-DIISOPROPYLSUCCINICACID;2,3-Dithio-meso-tartaricacid;

    分子式:C4H6O4S2

    分子量:182.218

    精确质量:181.971

    Psa:152.2

    MDL号:MFCD00064799

    外观与性状:白色结晶粉末

    密度:1.617 g/cm3

    沸点:267.57ºC at 760 mmHg

    熔点:196-198ºC (dec.)

    闪点:115.622ºC

    稳定性:Stable. Combustible. Incompatible with strong oxidizing agents.

    储存条件:-20ºC

    蒸汽压:0.002mmHg at 25°C

    安全说明:S24/25; S26; S36

    危险类别码:R36/37/38

    海关编码:2930909090

    危险品标志:Xi

    简介:2,3-二巯基丁二酸(Dimercaptosuccinicacid、英文缩写为:DMSA),别名2,3-二巯基琥珀酸,一般简称二巯基丁二酸,是一种有机硫化合物,常温下为白色结晶状粉末。因分子内含有两个巯基,所以它带有巯基化合物特有的臭味。二巯基丁二酸和它的钠盐都可以作为解毒剂通过口服或注射治疗重金属中毒。二巯基丁二酸有两种非对映异构体,一种是内消旋体,另一种是外消旋体。内消旋体可作为螯合剂使用,常用其钠盐。

    用途:用作重金属解毒药、保健药

     304-55-2 详细信息

    有机砌块

    CAS号:304-55-2

    品名:内消旋-2,3-二巯基丁二酸succimer

    中文别名:2,3-二巯基丁二酸;二巯基丁二酸;二巯丁二酸;

    英文别名:meso-dimercaptosuccinicacid;(2R,3S)-rel-2,3-Dimercaptosuccinicacid;meso-2,3-diisopropyl-succinicacid;3-dimercaptosuccinicacid;meso-2,3-Dimercaptosuccinicacid;meso-2,3-Diisopropyl-bernsteinsaeure;Succimer;meso-2,3-dimercaptosuccinicacid;2,3-DIISOPROPYLSUCCINICACID;2,3-Dithio-meso-tartaricacid;

    分子式:C4H6O4S2

    分子量:182.218

    精确质量:181.971

    Psa:152.2

    MDL号:MFCD00064799

    外观与性状:白色结晶粉末

    密度:1.617 g/cm3

    沸点:267.57ºC at 760 mmHg

    熔点:196-198ºC (dec.)

    闪点:115.622ºC

    稳定性:Stable. Combustible. Incompatible with strong oxidizing agents.

    储存条件:-20ºC

    蒸汽压:0.002mmHg at 25°C

    安全说明:S24/25; S26; S36

    危险类别码:R36/37/38

    海关编码:2930909090

    危险品标志:Xi

    简介:2,3-二巯基丁二酸(Dimercaptosuccinicacid、英文缩写为:DMSA),别名2,3-二巯基琥珀酸,一般简称二巯基丁二酸,是一种有机硫化合物,常温下为白色结晶状粉末。因分子内含有两个巯基,所以它带有巯基化合物特有的臭味。二巯基丁二酸和它的钠盐都可以作为解毒剂通过口服或注射治疗重金属中毒。二巯基丁二酸有两种非对映异构体,一种是内消旋体,另一种是外消旋体。内消旋体可作为螯合剂使用,常用其钠盐。

    用途:用作重金属解毒药、保健药

    展开

    有机砌块304-55-2
    阿法埃莎 2,3-二巯基丁二酸 meso-2,3-Dimercaptosuccinic... 现货

     15862.00
    C22667 /
    有机砌块156-57-0

    CAS号:156-57-0

    品名:半胱胺盐酸盐Cysteaminehydrochloride

    中文别名:beta-巯基乙胺盐酸盐;β-巯基乙胺盐酸盐;2-氨基乙硫醇盐酸盐;巯乙胺盐酸盐;α-巯基乙胺盐酸盐;2-巯基乙胺盐酸盐;半胱胺HCL;硫化乙醇胺盐酸盐;

    英文别名:Decarboxycysteinehydrochloride;Thioethanolaminehydrochloride;CYSTEAMINEHCLSOLID;CysteamineHydrochloride;2-Mercaptoethylamin;β-Mercaptoethylaminehydrochloride;CysteamineHCl;2-Mercaptoethylaminehydrochloride;thiolhydrochloride;2-mercaptoethanaminehydrochloride;2-amino-ethanethiolhydrochloride;2-mercaptoethylaminehydrochloride;Cysteamine(Hydrochloride);2-Aminoethanethiolhydrochloride;2-AMino&amp;CYSTEAMINEHCL;CYSTEAMINIUMCHLORIDE;2-aminoethylmercaptanhydrochloride;

    分子式:C2H8ClNS

    分子量:113.61

    精确质量:113.007

    Psa:64.82

    RTECS号:KJ0200000

    BRN号:3590083

    EINECS号:205-858-1

    MDL号:MFCD00012904

    PubChem号:9082

    外观与性状:白色结晶粉末带有一种强烈的和不愉快的气味

    密度:0.75

    沸点:116.4ºC at 760 mmHg

    熔点:67-71°C

    闪点:24.2ºC

    稳定性:Stable, but hygroscopic. Incompatible with strong oxidizing agents.

    储存条件:2-8ºC

    蒸汽压:16.7mmHg at 25°C

    安全说明:S36/37/39-S26

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:2921199090

    危险品标志:Xn

    信号词:Warning

    危险标志:GHS07

    危险性描述:H302

    简介:CysteamineisthechemicalcompoundwiththeformulaHSCH2CH2NH2.Itisthesimpleststableaminothiolandadegradationproductoftheaminoacidcysteine.Itisoftenusedasthehydrochloridesalt,HSCH2CH2NH3Cl.Thecomparativelyhighmeltingpointofcysteamine(95-97°C),indicatesthatitexistsinasaltform.

    用途:雷尼替丁、西米替丁的中间体,也可作扑热息痛中毒的解毒剂。

     156-57-0 详细信息

    有机砌块

    CAS号:156-57-0

    品名:半胱胺盐酸盐Cysteaminehydrochloride

    中文别名:beta-巯基乙胺盐酸盐;β-巯基乙胺盐酸盐;2-氨基乙硫醇盐酸盐;巯乙胺盐酸盐;α-巯基乙胺盐酸盐;2-巯基乙胺盐酸盐;半胱胺HCL;硫化乙醇胺盐酸盐;

    英文别名:Decarboxycysteinehydrochloride;Thioethanolaminehydrochloride;CYSTEAMINEHCLSOLID;CysteamineHydrochloride;2-Mercaptoethylamin;β-Mercaptoethylaminehydrochloride;CysteamineHCl;2-Mercaptoethylaminehydrochloride;thiolhydrochloride;2-mercaptoethanaminehydrochloride;2-amino-ethanethiolhydrochloride;2-mercaptoethylaminehydrochloride;Cysteamine(Hydrochloride);2-Aminoethanethiolhydrochloride;2-AMino&amp;CYSTEAMINEHCL;CYSTEAMINIUMCHLORIDE;2-aminoethylmercaptanhydrochloride;

    分子式:C2H8ClNS

    分子量:113.61

    精确质量:113.007

    Psa:64.82

    RTECS号:KJ0200000

    BRN号:3590083

    EINECS号:205-858-1

    MDL号:MFCD00012904

    PubChem号:9082

    外观与性状:白色结晶粉末带有一种强烈的和不愉快的气味

    密度:0.75

    沸点:116.4ºC at 760 mmHg

    熔点:67-71°C

    闪点:24.2ºC

    稳定性:Stable, but hygroscopic. Incompatible with strong oxidizing agents.

    储存条件:2-8ºC

    蒸汽压:16.7mmHg at 25°C

    安全说明:S36/37/39-S26

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:2921199090

    危险品标志:Xn

    信号词:Warning

    危险标志:GHS07

    危险性描述:H302

    简介:CysteamineisthechemicalcompoundwiththeformulaHSCH2CH2NH2.Itisthesimpleststableaminothiolandadegradationproductoftheaminoacidcysteine.Itisoftenusedasthehydrochloridesalt,HSCH2CH2NH3Cl.Thecomparativelyhighmeltingpointofcysteamine(95-97°C),indicatesthatitexistsinasaltform.

    用途:雷尼替丁、西米替丁的中间体,也可作扑热息痛中毒的解毒剂。

    展开

    有机砌块156-57-0
    阿法埃莎 2-氨基乙硫醇盐酸盐,98% 2-Aminoethanethiolhydrochlo... 现货

     15921.00
    C15377 /
    有机砌块1462-37-9

    CAS号:1462-37-9

    品名:苄基2-溴乙基醚Benzyl2-BromoethylEther

    中文别名:((2-溴乙氧基)甲基)苯;2-苄氧基溴乙烷;苄基2-溴乙醚;苄基-2-溴乙基醚;1-((2-溴乙氧基)甲基)苯;

    英文别名:(2-Bromoethoxymethyl)benzene;((2-Bromoethoxy)methyl)benzene;BenzyloxyethylBromide;2-bromoethoxymethylbenzene;Benzyl2-bromoethylether;

    分子式:C9H11BrO

    分子量:215.087

    精确质量:213.999

    Psa:9.23

    MDL号:MFCD01321307

    PubChem号:24871057

    外观与性状:透明无色至淡黄色液体

    密度:1.36

    沸点:254ºC

    闪点:113ºC

    折射率:1.541

    蒸汽压:0.022mmHg at 25°C

    危险类别码:R22

    海关编码:2909309090

    危险品标志:Xn

    简介:[(2-Bromoethyloxy)methyl]benzeneisareactantusedinthepreparationofmuscarinicantagonist.

     1462-37-9 详细信息

    有机砌块

    CAS号:1462-37-9

    品名:苄基2-溴乙基醚Benzyl2-BromoethylEther

    中文别名:((2-溴乙氧基)甲基)苯;2-苄氧基溴乙烷;苄基2-溴乙醚;苄基-2-溴乙基醚;1-((2-溴乙氧基)甲基)苯;

    英文别名:(2-Bromoethoxymethyl)benzene;((2-Bromoethoxy)methyl)benzene;BenzyloxyethylBromide;2-bromoethoxymethylbenzene;Benzyl2-bromoethylether;

    分子式:C9H11BrO

    分子量:215.087

    精确质量:213.999

    Psa:9.23

    MDL号:MFCD01321307

    PubChem号:24871057

    外观与性状:透明无色至淡黄色液体

    密度:1.36

    沸点:254ºC

    闪点:113ºC

    折射率:1.541

    蒸汽压:0.022mmHg at 25°C

    危险类别码:R22

    海关编码:2909309090

    危险品标志:Xn

    简介:[(2-Bromoethyloxy)methyl]benzeneisareactantusedinthepreparationofmuscarinicantagonist.

    展开

    有机砌块1462-37-9
    阿法埃莎 苄基2-溴乙醚 Benzyl2-bromoethylether,9... 现货

     14189.00
    C38887 /
    有机砌块2950-43-8

    CAS号:2950-43-8

    品名:羟胺磺酸aminohydrogensulfate

    中文别名:羟胺-邻磺酸;羟胺-O-磺酸;胲基-O-磺酸;羟胺-2-磺酸;羟胺氧硫酸胲;

    英文别名:SulfamicacidN-oxide;Sulfoperamidicacid;O-hydroxylaminesulfonicacid;HAOS;hydroxylamine-o-sulphonicacid;hydroxylamino-O-sulfonicacid;Permonosulfamicacid;Amidosulfonicperacid;hydroxylaminesulfonicacid;Hydroxylamine-o-SulfonicAcid;hydroxylamineO-sulfonicacid;Aminomonopersulfuricacid;

    分子式:H3NO4S

    分子量:113.093

    精确质量:112.978

    Psa:98.0

    RTECS号:NC5427000

    MDL号:MFCD00011604

    外观与性状:淡米色粉末

    密度:1.98 g/cm3

    熔点:210°C (dec.)(lit.)

    折射率:1.534

    稳定性:Stable under normal temperatures and pressures.

    储存条件:2-8ºC

    安全说明:S26-S36/37/39-S45-S61-S28A

    危险类别码:R22; R34; R40; R43; R50

    WGK Germany:3

    海关编码:28111980

    危险品运输编码:UN 3260 8/PG 3

    危险类别:8

    包装等级:III

    危险品标志:C; N

    简介:Hydroxylamine-O-sulfonicAcidisusedinthesynthesisofquinolonesforthebenzodiazepinesiteofGABAAreceptors.AlsousedintheinhibitionofPCDDaswellasPCBformationinco-combustion.

    用途:1.医药、农药中间体。

     2950-43-8 详细信息

    有机砌块

    CAS号:2950-43-8

    品名:羟胺磺酸aminohydrogensulfate

    中文别名:羟胺-邻磺酸;羟胺-O-磺酸;胲基-O-磺酸;羟胺-2-磺酸;羟胺氧硫酸胲;

    英文别名:SulfamicacidN-oxide;Sulfoperamidicacid;O-hydroxylaminesulfonicacid;HAOS;hydroxylamine-o-sulphonicacid;hydroxylamino-O-sulfonicacid;Permonosulfamicacid;Amidosulfonicperacid;hydroxylaminesulfonicacid;Hydroxylamine-o-SulfonicAcid;hydroxylamineO-sulfonicacid;Aminomonopersulfuricacid;

    分子式:H3NO4S

    分子量:113.093

    精确质量:112.978

    Psa:98.0

    RTECS号:NC5427000

    MDL号:MFCD00011604

    外观与性状:淡米色粉末

    密度:1.98 g/cm3

    熔点:210°C (dec.)(lit.)

    折射率:1.534

    稳定性:Stable under normal temperatures and pressures.

    储存条件:2-8ºC

    安全说明:S26-S36/37/39-S45-S61-S28A

    危险类别码:R22; R34; R40; R43; R50

    WGK Germany:3

    海关编码:28111980

    危险品运输编码:UN 3260 8/PG 3

    危险类别:8

    包装等级:III

    危险品标志:C; N

    简介:Hydroxylamine-O-sulfonicAcidisusedinthesynthesisofquinolonesforthebenzodiazepinesiteofGABAAreceptors.AlsousedintheinhibitionofPCDDaswellasPCBformationinco-combustion.

    用途:1.医药、农药中间体。

    展开

    有机砌块2950-43-8
    阿法埃莎 羟胺-O-磺酸 Hydroxylamine-O-sulfonicaci... 现货

     15389.00
    C32594 /
    有机砌块1120-71-4

    CAS号:1120-71-4

    品名:1,3-丙烷磺内酯1,3-Propanesultone

    中文别名:1,3-丙烷磺酸内酯;1,3-丙磺酸内酯;丙磺酸内酯;1,3-丙基磺酸内酯;1,2-氧杂硫代羟烷-2,2-二氧化物;

    英文别名:1,3-PropaneSultone;Propanesultone;1,3-Propanesulfone;1,3-propylsultone;3-Hydroxy-1-propanesulfonicacidgamma-sultone;PROPANESULTONE;1,3-propanesulfonate;1,3-Propansulton;Csultone;1,2-oxathiolane-2,2-dioxide;1,2-Oxathiolane2,2-Dioxide;PropylSultone;1,2-Oxathiolane,2,2-dioxide;

    分子式:C3H6O3S

    分子量:122.143

    精确质量:122.004

    Psa:51.75

    RTECS号:RP5425000

    BRN号:109782

    EINECS号:214-317-9

    MDL号:MFCD00005355

    PubChem号:24857522

    外观与性状:透明晶体

    密度:1.392g/mLat 25°C(lit.)

    沸点:180°C30mm Hg(lit.)

    熔点:30-33°C(lit.)

    闪点:&>230°F

    折射率:1.4585 (20ºC)

    稳定性:Stable, but moisture sensitive. Incompatible with strong oxidizing agents, strong acids, strong bases.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.00237mmHg at 25°C

    安全说明:S53-S45

    危险类别码:R45; R21/22

    WGK Germany:3

    海关编码:2934991000

    危险品运输编码:UN 2810 6.1/PG 3

    危险类别:6.1

    包装等级:III

    危险品标志:T

    信号词:Danger

    危险性防范说明:P201; P280; P301 + P312 + P330; P305 + P351 + P338; P308 + P313

    危险标志:GHS07, GHS08

    危险性描述:H302 + H312; H319; H350

    简介:1,3-Propanesultoneistheorganosulfurcompoundwiththeformula(CH2)3SO3.Itisacyclicsulfonateester,aclassofcompoundscalledsultones.Itisareadilymeltingcolorlesssolid.

    用途:用作表面活性剂,也用于化妆品的配制及制药工业用作医药中间体,也用于制革、油墨及增感染料合成磺化剂,广泛用于医药化工、感光材料、锂电池、生物化学、纺织、润滑、废水处理、表面处理等行业。

     1120-71-4 详细信息

    有机砌块

    CAS号:1120-71-4

    品名:1,3-丙烷磺内酯1,3-Propanesultone

    中文别名:1,3-丙烷磺酸内酯;1,3-丙磺酸内酯;丙磺酸内酯;1,3-丙基磺酸内酯;1,2-氧杂硫代羟烷-2,2-二氧化物;

    英文别名:1,3-PropaneSultone;Propanesultone;1,3-Propanesulfone;1,3-propylsultone;3-Hydroxy-1-propanesulfonicacidgamma-sultone;PROPANESULTONE;1,3-propanesulfonate;1,3-Propansulton;Csultone;1,2-oxathiolane-2,2-dioxide;1,2-Oxathiolane2,2-Dioxide;PropylSultone;1,2-Oxathiolane,2,2-dioxide;

    分子式:C3H6O3S

    分子量:122.143

    精确质量:122.004

    Psa:51.75

    RTECS号:RP5425000

    BRN号:109782

    EINECS号:214-317-9

    MDL号:MFCD00005355

    PubChem号:24857522

    外观与性状:透明晶体

    密度:1.392g/mLat 25°C(lit.)

    沸点:180°C30mm Hg(lit.)

    熔点:30-33°C(lit.)

    闪点:&>230°F

    折射率:1.4585 (20ºC)

    稳定性:Stable, but moisture sensitive. Incompatible with strong oxidizing agents, strong acids, strong bases.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    蒸汽压:0.00237mmHg at 25°C

    安全说明:S53-S45

    危险类别码:R45; R21/22

    WGK Germany:3

    海关编码:2934991000

    危险品运输编码:UN 2810 6.1/PG 3

    危险类别:6.1

    包装等级:III

    危险品标志:T

    信号词:Danger

    危险性防范说明:P201; P280; P301 + P312 + P330; P305 + P351 + P338; P308 + P313

    危险标志:GHS07, GHS08

    危险性描述:H302 + H312; H319; H350

    简介:1,3-Propanesultoneistheorganosulfurcompoundwiththeformula(CH2)3SO3.Itisacyclicsulfonateester,aclassofcompoundscalledsultones.Itisareadilymeltingcolorlesssolid.

    用途:用作表面活性剂,也用于化妆品的配制及制药工业用作医药中间体,也用于制革、油墨及增感染料合成磺化剂,广泛用于医药化工、感光材料、锂电池、生物化学、纺织、润滑、废水处理、表面处理等行业。

    展开

    有机砌块1120-71-4
    阿法埃莎 1,3-丙烷磺内酯 1,3-Propanesultone,97% 现货

     13806.00
    C13142 /
    有机砌块622-58-2

    CAS号:622-58-2

    品名:对甲苯异氰酸酯4-tolylisocyanate

    中文别名:异氰酸对甲苯酯;1-异氰酸-4-甲基苯;对甲基苯异氰酸酯;4-甲基苯基异氰酸酯;

    英文别名:Benzene,1-isocyanato-4-methyl-;p-Tolylisocyanate;para-tolylisocyanate;p-Tolylcarbonimide;4-methylphenylisocyanate;p-Isocyanatotoluene;4-Isocyanatotoluene;p-Methylphenylisocyanate;p-Tolueneisocyanate;4-MeC6H4-N=C=O;isocyanatedep-toluene;4-TOLYLISOCYANATE;P-TOLYISOCYANATE;

    分子式:C8H7NO

    分子量:133.147

    精确质量:133.053

    Psa:29.43

    RTECS号:DA3681666

    EINECS号:210-743-4

    MDL号:MFCD00002029

    外观与性状:透明略棕色液体

    密度:1.056g/mLat 25°C(lit.)

    沸点:70-72°C10mm Hg(lit.)

    闪点:152°F

    折射率:n20/D 1.531(lit.)

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Refrigerator (+4ºC)

    安全说明:S23-S26-S45-S36/37/39

    危险类别码:R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:2929109000

    危险品运输编码:2206

    危险类别:6.1

    包装等级:II

    危险品标志:Xn

     622-58-2 详细信息

    有机砌块

    CAS号:622-58-2

    品名:对甲苯异氰酸酯4-tolylisocyanate

    中文别名:异氰酸对甲苯酯;1-异氰酸-4-甲基苯;对甲基苯异氰酸酯;4-甲基苯基异氰酸酯;

    英文别名:Benzene,1-isocyanato-4-methyl-;p-Tolylisocyanate;para-tolylisocyanate;p-Tolylcarbonimide;4-methylphenylisocyanate;p-Isocyanatotoluene;4-Isocyanatotoluene;p-Methylphenylisocyanate;p-Tolueneisocyanate;4-MeC6H4-N=C=O;isocyanatedep-toluene;4-TOLYLISOCYANATE;P-TOLYISOCYANATE;

    分子式:C8H7NO

    分子量:133.147

    精确质量:133.053

    Psa:29.43

    RTECS号:DA3681666

    EINECS号:210-743-4

    MDL号:MFCD00002029

    外观与性状:透明略棕色液体

    密度:1.056g/mLat 25°C(lit.)

    沸点:70-72°C10mm Hg(lit.)

    闪点:152°F

    折射率:n20/D 1.531(lit.)

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Refrigerator (+4ºC)

    安全说明:S23-S26-S45-S36/37/39

    危险类别码:R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:2929109000

    危险品运输编码:2206

    危险类别:6.1

    包装等级:II

    危险品标志:Xn

    展开

    有机砌块622-58-2
    阿法埃莎 对甲苯异氰酸酯 p-Tolylisocyanate,99% 现货

     15187.00
    C16252 /
    有机砌块7143-01-3

    CAS号:7143-01-3

    品名:甲基磺酸酐Methanesulfonicanhydride

    中文别名:甲烷磺酸酐;甲磺酸酐,2MSOLN.INDICHLOROMETHANE;甲磺酸酐,2M在二氯甲烷中;甲磺酸酐;

    英文别名:methylsulfonylmethanesulfonate;

    分子式:C2H6O5S2

    分子量:174.196

    精确质量:173.966

    Psa:94.27

    EINECS号:230-442-1

    外观与性状:灰白色晶体

    密度:1,36 g/cm3

    沸点:125°C4mm Hg(lit.)

    熔点:64-67°C(lit.)

    闪点:125°C/4mm

    折射率:1.469

    安全说明:S26-S36/37/39-S45

    危险类别码:R14; R35

    WGK Germany:3

    海关编码:2904909090

    危险品运输编码:UN 3261 8/PG 2

    危险类别:8

    包装等级:III

    危险品标志:C

    简介:Methanesulfonicanhydrideistheacidanhydrideofmethanesulfonicacid.Likemethanesulfonylchloride,itmaybeusedtogeneratemesylates(methanesulfonylesters).Itiscommerciallyavailablebutmayalsobepreparedbythereactionofphosphoruspentoxidewithmethanesulfonicacidat80°C.

     7143-01-3 详细信息

    有机砌块

    CAS号:7143-01-3

    品名:甲基磺酸酐Methanesulfonicanhydride

    中文别名:甲烷磺酸酐;甲磺酸酐,2MSOLN.INDICHLOROMETHANE;甲磺酸酐,2M在二氯甲烷中;甲磺酸酐;

    英文别名:methylsulfonylmethanesulfonate;

    分子式:C2H6O5S2

    分子量:174.196

    精确质量:173.966

    Psa:94.27

    EINECS号:230-442-1

    外观与性状:灰白色晶体

    密度:1,36 g/cm3

    沸点:125°C4mm Hg(lit.)

    熔点:64-67°C(lit.)

    闪点:125°C/4mm

    折射率:1.469

    安全说明:S26-S36/37/39-S45

    危险类别码:R14; R35

    WGK Germany:3

    海关编码:2904909090

    危险品运输编码:UN 3261 8/PG 2

    危险类别:8

    包装等级:III

    危险品标志:C

    简介:Methanesulfonicanhydrideistheacidanhydrideofmethanesulfonicacid.Likemethanesulfonylchloride,itmaybeusedtogeneratemesylates(methanesulfonylesters).Itiscommerciallyavailablebutmayalsobepreparedbythereactionofphosphoruspentoxidewithmethanesulfonicacidat80°C.

    展开

    有机砌块7143-01-3
    阿法埃莎 甲烷磺酸酐 Methanesulfonicanhydride,9... 现货

     12253.00
    C34876 /
    有机砌块2576-47-8

    CAS号:2576-47-8

    品名:2-溴乙胺氢溴酸盐2-Bromoethylaminehydrobromide

    中文别名:2-溴乙胺;2-氨基溴乙烷氢溴酸盐;氢溴酸-2-溴乙胺;2-氨基乙基溴氢溴酸盐;2-溴乙胺溴化氢;溴乙胺氢溴酸盐;2-氨基溴乙;

    英文别名:bromoethylamine,hydrobromide;BromoethylamineHbr;2-BROMOETHYLAMMONIUMBROMIDE;2-bromo-ethylaminhydrobromide;2-aminoethylbromidehydrobromide;Ethanamine,2-bromo-,hydrobromide;2-aminoethylbromidehydrogenbromide;2-bromo-ethanaminhydrobromide;2-bromo-ethylaminehydrogenbromide;2-bromo-ethylamine-hydrobromide;2-Aminoethylbromidehydrobromide;2-bromoethanaminehydrobromide;2-(DIALLYLAMINO)ETHYLAMINE;2-Bromoethylazaniumbromide;2-bromoethylaminehydrobromate;AMINOETHYLBROMIDEHBR;2-BROMOETHYLAMINEHBR;

    分子式:C2H7Br2N

    分子量:204.892

    精确质量:202.895

    Psa:26.02

    RTECS号:KQ8225000

    BRN号:3607605

    EINECS号:219-924-2

    MDL号:MFCD00012886

    PubChem号:24845955

    外观与性状:晶体

    密度:1.581g/cm3

    沸点:131.8ºC at 760mmHg

    熔点:172 °C

    闪点:33.5ºC

    折射率:1.478

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a cool, dry place. Keep container closed when not in use.

    蒸汽压:1.08mmHg at 25°C

    安全说明:S26-S36/37-S61-S36/37/39

    危险类别码:R22; R36/37/38; R43; R52/53; R68

    WGK Germany:3

    海关编码:2921199090

    危险品标志:Xn

    简介:2-BromoethylamineHydrobromideisusedinthesynthesisofanalogsof5,​10,​15,​20-​tetrakis(1-​methylpyridinium-​4-​yl)​porphyrin(TMPyP4)asinhibitorsofhumantelomerase.ItisalsousedtoprepareSB-705498,apotent,selectiveandorallybioavailableTRPV1antagonist.

    用途:用作有机合成中间体、医药中间体。

     2576-47-8 详细信息

    有机砌块

    CAS号:2576-47-8

    品名:2-溴乙胺氢溴酸盐2-Bromoethylaminehydrobromide

    中文别名:2-溴乙胺;2-氨基溴乙烷氢溴酸盐;氢溴酸-2-溴乙胺;2-氨基乙基溴氢溴酸盐;2-溴乙胺溴化氢;溴乙胺氢溴酸盐;2-氨基溴乙;

    英文别名:bromoethylamine,hydrobromide;BromoethylamineHbr;2-BROMOETHYLAMMONIUMBROMIDE;2-bromo-ethylaminhydrobromide;2-aminoethylbromidehydrobromide;Ethanamine,2-bromo-,hydrobromide;2-aminoethylbromidehydrogenbromide;2-bromo-ethanaminhydrobromide;2-bromo-ethylaminehydrogenbromide;2-bromo-ethylamine-hydrobromide;2-Aminoethylbromidehydrobromide;2-bromoethanaminehydrobromide;2-(DIALLYLAMINO)ETHYLAMINE;2-Bromoethylazaniumbromide;2-bromoethylaminehydrobromate;AMINOETHYLBROMIDEHBR;2-BROMOETHYLAMINEHBR;

    分子式:C2H7Br2N

    分子量:204.892

    精确质量:202.895

    Psa:26.02

    RTECS号:KQ8225000

    BRN号:3607605

    EINECS号:219-924-2

    MDL号:MFCD00012886

    PubChem号:24845955

    外观与性状:晶体

    密度:1.581g/cm3

    沸点:131.8ºC at 760mmHg

    熔点:172 °C

    闪点:33.5ºC

    折射率:1.478

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a cool, dry place. Keep container closed when not in use.

    蒸汽压:1.08mmHg at 25°C

    安全说明:S26-S36/37-S61-S36/37/39

    危险类别码:R22; R36/37/38; R43; R52/53; R68

    WGK Germany:3

    海关编码:2921199090

    危险品标志:Xn

    简介:2-BromoethylamineHydrobromideisusedinthesynthesisofanalogsof5,​10,​15,​20-​tetrakis(1-​methylpyridinium-​4-​yl)​porphyrin(TMPyP4)asinhibitorsofhumantelomerase.ItisalsousedtoprepareSB-705498,apotent,selectiveandorallybioavailableTRPV1antagonist.

    用途:用作有机合成中间体、医药中间体。

    展开

    有机砌块2576-47-8
    阿法埃莎 2-溴乙胺氢溴酸盐 2-Bromoethylaminehydrobromi... 现货

     15585.00
    C10693 /
    有机砌块98327-87-8

    CAS号:98327-87-8

    品名:2,2'-双(二苯基膦)-1,1'-联萘2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene

    中文别名:联萘二苯磷;1,1'-联萘-2,2'-双二苯膦;(+/-)-2,2'-双(二苯基膦)-1,1-联萘;(±)-2,2'-双-(二苯膦基)-1,1'-联萘;

    英文别名:DL-2,2'-Bis(diphenylphosphino)-1,1'-dinaphthalene;

    分子式:C46H36P2

    分子量:650.726

    精确质量:650.229

    Psa:27.18

    EINECS号:619-338-0

    外观与性状:白色至淡黄色晶体

    密度:

    沸点:724.3ºC at 760 mmHg

    熔点:280-285ºC

    闪点:419ºC

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a cool, dry place. Store in a tightly closed container.

    安全说明:S26-S37/39

    危险类别码:R36/37/38

    危险品标志:Xi

    简介:2,2'-Bis(diphenylphosphino)-1,1'-dinaphthaleneisapowerfulchiralauxiliarythatisusedasahomogeneouscatalystinsomeasymmetricchemicalsyntheses.2,2'-Bis(diphenylphosphino)-1,1'-dinaphthaleneisutilizedforitshighenantioselectivityandisusedasaligandtocreatecoordinationcomplexes.

     98327-87-8 详细信息

    有机砌块

    CAS号:98327-87-8

    品名:2,2'-双(二苯基膦)-1,1'-联萘2,2'-Bis(diphenylphosphino)-1,1'-binaphthalene

    中文别名:联萘二苯磷;1,1'-联萘-2,2'-双二苯膦;(+/-)-2,2'-双(二苯基膦)-1,1-联萘;(±)-2,2'-双-(二苯膦基)-1,1'-联萘;

    英文别名:DL-2,2'-Bis(diphenylphosphino)-1,1'-dinaphthalene;

    分子式:C46H36P2

    分子量:650.726

    精确质量:650.229

    Psa:27.18

    EINECS号:619-338-0

    外观与性状:白色至淡黄色晶体

    密度:

    沸点:724.3ºC at 760 mmHg

    熔点:280-285ºC

    闪点:419ºC

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Store in a cool, dry place. Store in a tightly closed container.

    安全说明:S26-S37/39

    危险类别码:R36/37/38

    危险品标志:Xi

    简介:2,2'-Bis(diphenylphosphino)-1,1'-dinaphthaleneisapowerfulchiralauxiliarythatisusedasahomogeneouscatalystinsomeasymmetricchemicalsyntheses.2,2'-Bis(diphenylphosphino)-1,1'-dinaphthaleneisutilizedforitshighenantioselectivityandisusedasaligandtocreatecoordinationcomplexes.

    展开

    有机砌块98327-87-8
    阿法埃莎 (+/-)-2,2'-双(二苯基膦基)-1,1'-联萘 (±)-2,2'-Bis(diphenylphosphi... 现货

     13474.00
    C36864 /
    有机砌块126-81-8

    CAS号:126-81-8

    品名:5,5-二甲基-1,3-环己二酮5,5-Dimethyl-1,3-cyclohexanedione

    中文别名:达美酮;1,1-二甲基环己烷-3,5-二酮;5,5-二甲基二氢间苯二酚;1,1-二甲基-3,5-环己二酮;醛试剂;双甲酮;二甲基环己二酮;达米东;二甲基环已二酮;

    英文别名:5,5-dimethylcyclohexane-1,3-dione;Dimedone,Methone;5,5-Dimethylcyclohexane-1,3-dione;1,3-Cyclohexanedione,5,5-dimethyl-;5,5-Dimethyldihydroresorcinol;

    分子式:C8H12O2

    分子量:140.18

    精确质量:140.084

    Psa:34.14

    RTECS号:GV0345000

    BRN号:471489

    EINECS号:204-804-4

    MDL号:MFCD00001588

    PubChem号:24864009

    外观与性状:黄色晶体

    密度:1.016 g/cm3

    沸点:233.7ºC at 760 mmHg

    熔点:146-148°C(lit.)

    闪点:STABILITY

    折射率:1.49

    稳定性:Stable, but may be light sensitive. Incompatible with strong oxidizing agents.

    储存条件:2-8ºC

    蒸汽压:0.0042mmHg at 25°C

    安全说明:S24/25

    危险类别码:R36/37/38

    WGK Germany:2

    海关编码:29142900

    危险品标志:Xi

    简介:5,5-二甲基-1,3-环己二酮(Dimedone),白色至绿黄色菱状或针状结晶,难溶于水,溶于乙醇、甲醇、氯仿、乙酸、苯和50%醇水溶液。用作醛的鉴定试剂,也用于有机合成,可用作有机并环杂环化合物的合成原料。其他名称:二甲基环己二酮、二甲基二氢间苯二酚、双甲酮、达米东、哒咪酮、醛试剂、待米酮、地麦冬、双美酮。

    用途:用作测定醛的特种试剂及色谱分析试剂

     126-81-8 详细信息

    有机砌块

    CAS号:126-81-8

    品名:5,5-二甲基-1,3-环己二酮5,5-Dimethyl-1,3-cyclohexanedione

    中文别名:达美酮;1,1-二甲基环己烷-3,5-二酮;5,5-二甲基二氢间苯二酚;1,1-二甲基-3,5-环己二酮;醛试剂;双甲酮;二甲基环己二酮;达米东;二甲基环已二酮;

    英文别名:5,5-dimethylcyclohexane-1,3-dione;Dimedone,Methone;5,5-Dimethylcyclohexane-1,3-dione;1,3-Cyclohexanedione,5,5-dimethyl-;5,5-Dimethyldihydroresorcinol;

    分子式:C8H12O2

    分子量:140.18

    精确质量:140.084

    Psa:34.14

    RTECS号:GV0345000

    BRN号:471489

    EINECS号:204-804-4

    MDL号:MFCD00001588

    PubChem号:24864009

    外观与性状:黄色晶体

    密度:1.016 g/cm3

    沸点:233.7ºC at 760 mmHg

    熔点:146-148°C(lit.)

    闪点:STABILITY

    折射率:1.49

    稳定性:Stable, but may be light sensitive. Incompatible with strong oxidizing agents.

    储存条件:2-8ºC

    蒸汽压:0.0042mmHg at 25°C

    安全说明:S24/25

    危险类别码:R36/37/38

    WGK Germany:2

    海关编码:29142900

    危险品标志:Xi

    简介:5,5-二甲基-1,3-环己二酮(Dimedone),白色至绿黄色菱状或针状结晶,难溶于水,溶于乙醇、甲醇、氯仿、乙酸、苯和50%醇水溶液。用作醛的鉴定试剂,也用于有机合成,可用作有机并环杂环化合物的合成原料。其他名称:二甲基环己二酮、二甲基二氢间苯二酚、双甲酮、达米东、哒咪酮、醛试剂、待米酮、地麦冬、双美酮。

    用途:用作测定醛的特种试剂及色谱分析试剂

    展开

    有机砌块126-81-8
    阿法埃莎 5,5-二甲基-1,3-环己二酮 5,5-Dimethyl-1,3-cyclohexane... 现货

     13816.00
    C11615 99%
    有机砌块26153-38-8

    CAS号:26153-38-8

    品名:3,5-二羟基苯甲醛3,5-dihydroxybenzaldehyde

    中文别名:3,5-二羟基甲醛;

    英文别名:5-Formylbenzene-1,3-diol;5-Formylresorcinol;3,5-Dihydroxy-benzaldehyd;3,5-Dihydroxybenzaldehyde;3,5-dihydroxy-benzaldehyde;

    分子式:C7H6O3

    分子量:138.121

    精确质量:138.032

    Psa:57.53

    BRN号:1930147

    EINECS号:247-479-4

    MDL号:MFCD00016611

    PubChem号:24863374

    外观与性状:白色至黄褐色的至灰色结晶粉末

    密度:1.409g/cm3

    沸点:324.3ºC at 760mmHg

    熔点:153-158°C(lit.)

    折射率:1.674

    蒸汽压:0.000131mmHg at 25°C

    安全说明:S22-S24/25

    危险类别码:R36/37/38

    WGK Germany:3

    海关编码:2912499000

    危险品标志:Xi

    简介:3,5-Dihydroxybenzaldehyde,isabenzaldehydederivative,thatcanbeusedasabuildingblockinthesynthesisofmorecomplexstructures.ItisusedinthesynthesisofTerbutaline,whichisanimportantbronchodilator.

    用途:用作有机合成试剂

     26153-38-8 详细信息

    有机砌块

    CAS号:26153-38-8

    品名:3,5-二羟基苯甲醛3,5-dihydroxybenzaldehyde

    中文别名:3,5-二羟基甲醛;

    英文别名:5-Formylbenzene-1,3-diol;5-Formylresorcinol;3,5-Dihydroxy-benzaldehyd;3,5-Dihydroxybenzaldehyde;3,5-dihydroxy-benzaldehyde;

    分子式:C7H6O3

    分子量:138.121

    精确质量:138.032

    Psa:57.53

    BRN号:1930147

    EINECS号:247-479-4

    MDL号:MFCD00016611

    PubChem号:24863374

    外观与性状:白色至黄褐色的至灰色结晶粉末

    密度:1.409g/cm3

    沸点:324.3ºC at 760mmHg

    熔点:153-158°C(lit.)

    折射率:1.674

    蒸汽压:0.000131mmHg at 25°C

    安全说明:S22-S24/25

    危险类别码:R36/37/38

    WGK Germany:3

    海关编码:2912499000

    危险品标志:Xi

    简介:3,5-Dihydroxybenzaldehyde,isabenzaldehydederivative,thatcanbeusedasabuildingblockinthesynthesisofmorecomplexstructures.ItisusedinthesynthesisofTerbutaline,whichisanimportantbronchodilator.

    用途:用作有机合成试剂

    展开

    有机砌块26153-38-8
    阿法埃莎 3,5-二羟基苯甲醛 3,5-Dihydroxybenzaldehyde,9... 现货

     13426.00
    C42565 /
    有机砌块1609-47-8

    CAS号:1609-47-8

    品名:焦碳酸二乙酯diethylpyrocarbonate

    中文别名:焦碳酸二乙脂(液体);氧二甲酸二乙酯;焦碳酸;焦碳酸二乙脂(DEPC);焦碳酸二乙脂;焦炭酸二乙酯;重碳酸二乙酯;

    英文别名:Dicarbonicacid,diethylester;Diethylpyrocarbonate;Diethyldicarbonate;ethoxycarbonylethylcarbonate;diethyldicarbonate;DEP,DEPC,Diethyldicarbonate;Diethylpyrocarbonate(DEPC);Diethyloxydiformate;Ethoxyformicacidanhydride;

    分子式:C6H10O5

    分子量:162.141

    精确质量:162.053

    Psa:61.83

    RTECS号:LQ9350000

    BRN号:637031

    EINECS号:216-542-8

    MDL号:MFCD00009106

    外观与性状:无色液体

    密度:1.12g/mLat 20°C

    沸点:93-94°C18mm Hg(lit.)

    闪点:157°F

    折射率:n20/D 1.398(lit.)

    稳定性:Combustible. Unstable - readily decomposes. Incompatible with strong oxidizing agents, strong acids, strong reducing agents, strong bases, ammonia.

    储存条件:2-8ºC

    蒸汽压:1.31mmHg at 25°C

    安全说明:S26-S36-S37/39

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:2920909090

    危险品运输编码:2810

    危险类别:6.1(b)

    包装等级:III

    危险品标志:Xn

    信号词:Warning

    危险性防范说明:P261; P305 + P351 + P338

    危险标志:GHS07

    危险性描述:H302; H315; H319; H335

    简介:Diethylpyrocarbonate(DEPC),alsocalleddiethyldicarbonate(IUPACname),isusedinthelaboratorytoinactivateRNaseenzymesinwaterandonlaboratoryutensils.Itdoessobythecovalentmodificationofhistidine(moststrongly),lysine,cysteine,andtyrosineresidues.

     1609-47-8 详细信息

    有机砌块

    CAS号:1609-47-8

    品名:焦碳酸二乙酯diethylpyrocarbonate

    中文别名:焦碳酸二乙脂(液体);氧二甲酸二乙酯;焦碳酸;焦碳酸二乙脂(DEPC);焦碳酸二乙脂;焦炭酸二乙酯;重碳酸二乙酯;

    英文别名:Dicarbonicacid,diethylester;Diethylpyrocarbonate;Diethyldicarbonate;ethoxycarbonylethylcarbonate;diethyldicarbonate;DEP,DEPC,Diethyldicarbonate;Diethylpyrocarbonate(DEPC);Diethyloxydiformate;Ethoxyformicacidanhydride;

    分子式:C6H10O5

    分子量:162.141

    精确质量:162.053

    Psa:61.83

    RTECS号:LQ9350000

    BRN号:637031

    EINECS号:216-542-8

    MDL号:MFCD00009106

    外观与性状:无色液体

    密度:1.12g/mLat 20°C

    沸点:93-94°C18mm Hg(lit.)

    闪点:157°F

    折射率:n20/D 1.398(lit.)

    稳定性:Combustible. Unstable - readily decomposes. Incompatible with strong oxidizing agents, strong acids, strong reducing agents, strong bases, ammonia.

    储存条件:2-8ºC

    蒸汽压:1.31mmHg at 25°C

    安全说明:S26-S36-S37/39

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:2920909090

    危险品运输编码:2810

    危险类别:6.1(b)

    包装等级:III

    危险品标志:Xn

    信号词:Warning

    危险性防范说明:P261; P305 + P351 + P338

    危险标志:GHS07

    危险性描述:H302; H315; H319; H335

    简介:Diethylpyrocarbonate(DEPC),alsocalleddiethyldicarbonate(IUPACname),isusedinthelaboratorytoinactivateRNaseenzymesinwaterandonlaboratoryutensils.Itdoessobythecovalentmodificationofhistidine(moststrongly),lysine,cysteine,andtyrosineresidues.

    展开

    有机砌块1609-47-8
    阿法埃莎 重碳酸二乙酯 Diethylpyrocarbonate,97%,... 现货

     12713.00
    C17025 /
    有机砌块99-07-0

    CAS号:99-07-0

    品名:3-(二甲氨基)苯酚3-Dimethylaminophenol

    中文别名:3-二甲基氨基苯酚;间二甲氨基酚;间羟基-N,N-二甲基苯胺;3-羟基-N,N-二甲基苯胺;N,N-二甲基-3-氨基苯酚;N,N-二甲基间羟基苯胺;

    英文别名:m-Hydroxydimethylaniline;3-(N,N-dimethylamino)-phenol;3-hydroxy-N,N-dimethylaniline;3-(dimethylamino)-pheno;Phenol,3-(dimethylamino)-;DIMETHYLAMINOPHENOL;N,N-Dimethyl-3-hydroxyaniline;M-DIMETHYLAMINOPHENOL;1-hydroxy-3-(dimethylamino)benzene;m-(dimethylamino)-pheno;3-DIMETHYLAMINPHENOL;3-DMAP;3-dimethylamino-phenol;N,N-dimethyl-m-aminophenol;

    分子式:C8H11NO

    分子量:137.179

    精确质量:137.084

    Psa:23.47

    RTECS号:SL1050000

    UNII号:X6Q73Z0ZIJ

    外观与性状:灰色粉末

    密度:1.089 g/cm3

    沸点:265-268°C

    熔点:82-84°C(lit.)

    闪点:148 °C

    折射率:1.5895 (26ºC)

    稳定性:Stable. May be air-sensitive. Combustible. Incompatible with strong oxidizing agents.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S36-S36/37/39-S22

    危险类别码:R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:2922299090

    危险类别:6.1

    包装等级:III

    危险品标志:Xn

    用途:该品用作药物溴化新斯的明及蒽酮染料的中间体。

     99-07-0 详细信息

    有机砌块

    CAS号:99-07-0

    品名:3-(二甲氨基)苯酚3-Dimethylaminophenol

    中文别名:3-二甲基氨基苯酚;间二甲氨基酚;间羟基-N,N-二甲基苯胺;3-羟基-N,N-二甲基苯胺;N,N-二甲基-3-氨基苯酚;N,N-二甲基间羟基苯胺;

    英文别名:m-Hydroxydimethylaniline;3-(N,N-dimethylamino)-phenol;3-hydroxy-N,N-dimethylaniline;3-(dimethylamino)-pheno;Phenol,3-(dimethylamino)-;DIMETHYLAMINOPHENOL;N,N-Dimethyl-3-hydroxyaniline;M-DIMETHYLAMINOPHENOL;1-hydroxy-3-(dimethylamino)benzene;m-(dimethylamino)-pheno;3-DIMETHYLAMINPHENOL;3-DMAP;3-dimethylamino-phenol;N,N-dimethyl-m-aminophenol;

    分子式:C8H11NO

    分子量:137.179

    精确质量:137.084

    Psa:23.47

    RTECS号:SL1050000

    UNII号:X6Q73Z0ZIJ

    外观与性状:灰色粉末

    密度:1.089 g/cm3

    沸点:265-268°C

    熔点:82-84°C(lit.)

    闪点:148 °C

    折射率:1.5895 (26ºC)

    稳定性:Stable. May be air-sensitive. Combustible. Incompatible with strong oxidizing agents.

    储存条件:Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S26-S36-S36/37/39-S22

    危险类别码:R20/21/22; R36/37/38

    WGK Germany:3

    海关编码:2922299090

    危险类别:6.1

    包装等级:III

    危险品标志:Xn

    用途:该品用作药物溴化新斯的明及蒽酮染料的中间体。

    展开

    有机砌块99-07-0
    阿法埃莎 间二甲氨基苯酚 3-Dimethylaminophenol,97% 现货

     14932.00
    C11586 97%
    有机砌块92-92-2

    CAS号:92-92-2

    品名:4-苯基苯甲酸4-Biphenylcarboxylicacid

    中文别名:联苯-4-羧酸;4-联苯甲酸;4-联苯羧酸;联苯-4-羧酸,4-联苯羧酸;联苯基-4-羧酸;

    英文别名:RARECHEMALBO0062;4-phenylbenzoicacid;4-Biphenylcarboxylic;4-Phenylbenzicacid;4-CARBOXYDIPHENYL;4-Unitedacid;biphenyl-4-carboxylicacid;[1,1‘-Biphenyl]-4-carboxylicacid;PHENYLBENZOICACID;P-PHENYLBENZOICACID;4-Carboxybiphenyl;

    分子式:C13H10O2

    分子量:198.217

    精确质量:198.068

    Psa:37.3

    RTECS号:DV1925100

    EINECS号:202-203-1

    MDL号:MFCD00002553

    外观与性状:略米色粉末

    密度:1.284 g/cm3

    沸点:373ºC

    熔点:220-225°C(lit.)

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S37/39-S26

    危险类别码:R36/37/38

    WGK Germany:1

    海关编码:29163900

    危险品标志:Xi

    用途:该品为极谱分析试剂,也是有机合成的中间体。

     92-92-2 详细信息

    有机砌块

    CAS号:92-92-2

    品名:4-苯基苯甲酸4-Biphenylcarboxylicacid

    中文别名:联苯-4-羧酸;4-联苯甲酸;4-联苯羧酸;联苯-4-羧酸,4-联苯羧酸;联苯基-4-羧酸;

    英文别名:RARECHEMALBO0062;4-phenylbenzoicacid;4-Biphenylcarboxylic;4-Phenylbenzicacid;4-CARBOXYDIPHENYL;4-Unitedacid;biphenyl-4-carboxylicacid;[1,1‘-Biphenyl]-4-carboxylicacid;PHENYLBENZOICACID;P-PHENYLBENZOICACID;4-Carboxybiphenyl;

    分子式:C13H10O2

    分子量:198.217

    精确质量:198.068

    Psa:37.3

    RTECS号:DV1925100

    EINECS号:202-203-1

    MDL号:MFCD00002553

    外观与性状:略米色粉末

    密度:1.284 g/cm3

    沸点:373ºC

    熔点:220-225°C(lit.)

    稳定性:Stable under normal temperatures and pressures.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.

    安全说明:S37/39-S26

    危险类别码:R36/37/38

    WGK Germany:1

    海关编码:29163900

    危险品标志:Xi

    用途:该品为极谱分析试剂,也是有机合成的中间体。

    展开

    有机砌块92-92-2
    阿法埃莎 联苯-4-羧酸 4-Biphenylcarboxylicacid,9... 现货

     12266.00
    C10628 /
    有机砌块78-50-2

    CAS号:78-50-2

    品名:三正辛基氧膦Trioctylphosphineoxide

    中文别名:三辛基氧化膦;三正辛基氧化膦;三正辛基氧化磷;三正辛基氧化膦(TOPO);氧化三正辛基膦;

    英文别名:1-dioctylphosphoryloctane;Phosphineoxide,trioctyl-;

    分子式:C24H51OP

    分子量:386.635

    精确质量:386.368

    Psa:26.88

    RTECS号:SZ1662500

    EINECS号:201-121-3

    外观与性状:白色结晶粉末

    密度:0,88 g/cm3

    沸点:201-202°C2mm Hg(lit.)

    熔点:50-52°C(lit.)

    闪点:&>230°F

    折射率:1.447

    稳定性:Stable. Incompatible with strong oxidizing agents.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Refrigerator (approx 4ºC).

    安全说明:S26-S36/39-S39

    危险类别码:R38; R41

    WGK Germany:2

    海关编码:32019090

    包装等级:II

    危险品标志:Xi

    信号词:Danger

    危险性防范说明:P273; P280; P305 + P351 + P338 + P310

    危险标志:GHS05

    危险性描述:H315; H318; H412

    简介:Trioctylphosphineoxide(TOPO)isanorganophosphoruscompoundwiththeformulaOP(C8H17)3.FrequentlyreferredtoasTOPO,thiscompoundisusedasanextractionorstabilizingagent.Itisanair-stablewhitesolidatroomtemperature.

    用途:有机溶剂。萃取剂。

     78-50-2 详细信息

    有机砌块

    CAS号:78-50-2

    品名:三正辛基氧膦Trioctylphosphineoxide

    中文别名:三辛基氧化膦;三正辛基氧化膦;三正辛基氧化磷;三正辛基氧化膦(TOPO);氧化三正辛基膦;

    英文别名:1-dioctylphosphoryloctane;Phosphineoxide,trioctyl-;

    分子式:C24H51OP

    分子量:386.635

    精确质量:386.368

    Psa:26.88

    RTECS号:SZ1662500

    EINECS号:201-121-3

    外观与性状:白色结晶粉末

    密度:0,88 g/cm3

    沸点:201-202°C2mm Hg(lit.)

    熔点:50-52°C(lit.)

    闪点:&>230°F

    折射率:1.447

    稳定性:Stable. Incompatible with strong oxidizing agents.

    储存条件:Keep container closed when not in use. Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances. Refrigerator (approx 4ºC).

    安全说明:S26-S36/39-S39

    危险类别码:R38; R41

    WGK Germany:2

    海关编码:32019090

    包装等级:II

    危险品标志:Xi

    信号词:Danger

    危险性防范说明:P273; P280; P305 + P351 + P338 + P310

    危险标志:GHS05

    危险性描述:H315; H318; H412

    简介:Trioctylphosphineoxide(TOPO)isanorganophosphoruscompoundwiththeformulaOP(C8H17)3.FrequentlyreferredtoasTOPO,thiscompoundisusedasanextractionorstabilizingagent.Itisanair-stablewhitesolidatroomtemperature.

    用途:有机溶剂。萃取剂。

    展开

    有机砌块78-50-2
    阿法埃莎 三辛基氧化磷 Tri-n-octylphosphineoxide,... 现货

     12141.00
    C20760 /
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