筛选出 4 条数据

    品牌 产品 货期 价格 货号 规格 /
    衍生化试剂122-04-3

    CAS号:122-04-3

    品名:氯化对硝基苯甲酰4-Nitrobenzoylchloride

    中文别名:对硝基苯甲酰氯;4-硝基苯甲酰氯;

    英文别名:p-NO2-PhCO3tBu;para-nitrobenzoylchloride;P-NITROBENZOYLCHLORIDE;4NITROBENZOYLCHLORIDE;P-NITROBENZOYLCHLORIDE;benzoylchloride,4-nitro-;Benzoylchloride,4-nitro;p-Nitrobenzoylchloride;Benzoylchloride,p-nitro;p-Nitrobenzoicacidchloride;4-Nitrobenzoicacidchloride;4-(nitro)-benzoylchloride;4-methyl-quinoline;4-NITROBENZOYLCHLORIDEFORSYNTHESIS;4-Nitrobenzoylchloride;Benzoylchloride,4-nitro-;

    分子式:C7H4ClNO3

    分子量:185.565

    精确质量:184.988

    Psa:62.89

    RTECS号:DM6651000

    BRN号:473192

    EINECS号:204-517-4

    MDL号:MFCD00007345

    PubChem号:24886509

    外观与性状:黄色晶体

    密度:1.53

    沸点:202-205°C105mm Hg(lit.)

    熔点:71-74°C(lit.)

    闪点:102 °C

    折射率:1.589

    稳定性:Stability Stable, but moisture sensitive. Combustible. Incompatible with water, alcohols, strong oxidizing agents, strong bases.

    储存条件:库房通风低温干燥,与氧化剂、食品添加剂分开存放

    蒸汽压:0.00442mmHg at 25°C

    安全说明:S26-S36/37/39-S45

    危险类别码:R34

    WGK Germany:2

    海关编码:2916399090

    危险品运输编码:UN 3261 8/PG 2

    危险类别:8

    包装等级:II

    危险品标志:C

    简介:4-NitrobenzoylChlorideisusedinorganicsynthesessuchasMichaeladditions.Alsousedinthesynthesisofpolysubstitutedfuranonaphthoquinoines.

    用途:用于医药、染料和有机合成

     122-04-3 详细信息

    衍生化试剂

    CAS号:122-04-3

    品名:氯化对硝基苯甲酰4-Nitrobenzoylchloride

    中文别名:对硝基苯甲酰氯;4-硝基苯甲酰氯;

    英文别名:p-NO2-PhCO3tBu;para-nitrobenzoylchloride;P-NITROBENZOYLCHLORIDE;4NITROBENZOYLCHLORIDE;P-NITROBENZOYLCHLORIDE;benzoylchloride,4-nitro-;Benzoylchloride,4-nitro;p-Nitrobenzoylchloride;Benzoylchloride,p-nitro;p-Nitrobenzoicacidchloride;4-Nitrobenzoicacidchloride;4-(nitro)-benzoylchloride;4-methyl-quinoline;4-NITROBENZOYLCHLORIDEFORSYNTHESIS;4-Nitrobenzoylchloride;Benzoylchloride,4-nitro-;

    分子式:C7H4ClNO3

    分子量:185.565

    精确质量:184.988

    Psa:62.89

    RTECS号:DM6651000

    BRN号:473192

    EINECS号:204-517-4

    MDL号:MFCD00007345

    PubChem号:24886509

    外观与性状:黄色晶体

    密度:1.53

    沸点:202-205°C105mm Hg(lit.)

    熔点:71-74°C(lit.)

    闪点:102 °C

    折射率:1.589

    稳定性:Stability Stable, but moisture sensitive. Combustible. Incompatible with water, alcohols, strong oxidizing agents, strong bases.

    储存条件:库房通风低温干燥,与氧化剂、食品添加剂分开存放

    蒸汽压:0.00442mmHg at 25°C

    安全说明:S26-S36/37/39-S45

    危险类别码:R34

    WGK Germany:2

    海关编码:2916399090

    危险品运输编码:UN 3261 8/PG 2

    危险类别:8

    包装等级:II

    危险品标志:C

    简介:4-NitrobenzoylChlorideisusedinorganicsynthesessuchasMichaeladditions.Alsousedinthesynthesisofpolysubstitutedfuranonaphthoquinoines.

    用途:用于医药、染料和有机合成

    展开

    衍生化试剂122-04-3
    Acros 4-硝基苯甲酰氯 4-Nitrobenzoylchloride,98% 现货

     636.00
    150430050 /
    衍生化试剂25561-30-2

    CAS号:25561-30-2

    品名:N,O-双(三甲基硅烷基)三氟乙酰胺N,O-bis(trimethylsilyl)trifluoroacetamide

    中文别名:BSTFA,衍生化级;N,O-双(三甲基硅基)三氟乙酰胺;双(三甲基硅基)三氟乙酰胺;

    英文别名:N,O-bis-TMS-trifluoroacetamide;8Reactionvial,capacity;N,O-BSTFA;bstfa+tmcs;BSTFA;N,O-Bis(trimethylsilyl)trifluoroacetamideKitBSTFA1mL×Bis(trimethylsilyl);REGISILRC-3;REGISILRC-2;REGISILRC-1;Bis(trimethylsilyl)trifluoroacetamide;bstfakit;REGISIL(R)RC-1;

    分子式:C8H18F3NOSi2

    分子量:257.401

    精确质量:257.088

    Psa:21.59

    BRN号:3607620

    EINECS号:247-103-9

    MDL号:MFCD00008269

    外观与性状:透明至淡黄色透明液体

    密度:0.97g/mL(lit.)

    沸点:45-50°C14mm Hg(lit.)

    熔点:-10°C

    闪点:75°C

    折射率:n20/D 1.384(lit.)

    稳定性:Stable under normal temperatures and pressures.

    储存条件:2-8ºC

    蒸汽压:0.193mmHg at 25°C

    安全说明:S26-S36/37/39-S45-S16

    危险类别码:R10; R34

    WGK Germany:3

    海关编码:29310095

    危险品运输编码:UN 2924 3/PG 3

    危险类别:3

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P210; P280; P305 + P351 + P338; P310

    危险标志:GHS02, GHS05, GHS07

    危险性描述:H225; H302; H314

    简介:N,O-Bis(trimethylsilyl)trifluoroacetamide(BSTFA)isachemicalcompoundthatisusedtoderivatiselabilegroupssuchashydroxylonotherchemicals,withthemorestabletrimethylsilylgroup,whichprotectsthelabilegroupandallowsthecompoundtobeusedforanalyticalpurposesorasachemicalreagentforsynthesisofmorecomplexmolecules.Siloxanesareusuallymorevolatilethanthecorrespondinghydroxylcompounds,andthuscanbeanalyzedwithgaschromatographybetterthantheparentcompound.

    用途:医药中间体。

     25561-30-2 详细信息

    衍生化试剂

    CAS号:25561-30-2

    品名:N,O-双(三甲基硅烷基)三氟乙酰胺N,O-bis(trimethylsilyl)trifluoroacetamide

    中文别名:BSTFA,衍生化级;N,O-双(三甲基硅基)三氟乙酰胺;双(三甲基硅基)三氟乙酰胺;

    英文别名:N,O-bis-TMS-trifluoroacetamide;8Reactionvial,capacity;N,O-BSTFA;bstfa+tmcs;BSTFA;N,O-Bis(trimethylsilyl)trifluoroacetamideKitBSTFA1mL×Bis(trimethylsilyl);REGISILRC-3;REGISILRC-2;REGISILRC-1;Bis(trimethylsilyl)trifluoroacetamide;bstfakit;REGISIL(R)RC-1;

    分子式:C8H18F3NOSi2

    分子量:257.401

    精确质量:257.088

    Psa:21.59

    BRN号:3607620

    EINECS号:247-103-9

    MDL号:MFCD00008269

    外观与性状:透明至淡黄色透明液体

    密度:0.97g/mL(lit.)

    沸点:45-50°C14mm Hg(lit.)

    熔点:-10°C

    闪点:75°C

    折射率:n20/D 1.384(lit.)

    稳定性:Stable under normal temperatures and pressures.

    储存条件:2-8ºC

    蒸汽压:0.193mmHg at 25°C

    安全说明:S26-S36/37/39-S45-S16

    危险类别码:R10; R34

    WGK Germany:3

    海关编码:29310095

    危险品运输编码:UN 2924 3/PG 3

    危险类别:3

    包装等级:III

    危险品标志:C

    信号词:Danger

    危险性防范说明:P210; P280; P305 + P351 + P338; P310

    危险标志:GHS02, GHS05, GHS07

    危险性描述:H225; H302; H314

    简介:N,O-Bis(trimethylsilyl)trifluoroacetamide(BSTFA)isachemicalcompoundthatisusedtoderivatiselabilegroupssuchashydroxylonotherchemicals,withthemorestabletrimethylsilylgroup,whichprotectsthelabilegroupandallowsthecompoundtobeusedforanalyticalpurposesorasachemicalreagentforsynthesisofmorecomplexmolecules.Siloxanesareusuallymorevolatilethanthecorrespondinghydroxylcompounds,andthuscanbeanalyzedwithgaschromatographybetterthantheparentcompound.

    用途:医药中间体。

    展开

    衍生化试剂25561-30-2
    Acros N,O-双(三甲基硅烷基)三氟乙酰胺 N,O-Bis(trimethylsilyl)trifl... 现货

     798.00
    168000050 /
    衍生化试剂28920-43-6

    CAS号:28920-43-6

    品名:氯甲酸-9-芴基甲酯9H-fluoren-9-ylmethylcarbonochloridate

    中文别名:氯甲酸-9-芴甲酯;氯甲酸-9-芴基;9-氯甲酸芴甲酯;芴甲氧羰酰氯;9-芴甲基氯甲酸酯;芴甲氧羰酰氯(Fmoc-Cl);

    英文别名:9-Fluorenylmethylchloroformate;Fmocchloride;Fmoc-Cl;9-fluorenylmethylchlorocarbonate;9-Fluorenylmethoxycarbonylchloride,9-Fluorenylmethylchloroformate,Fmoc-Cl;9-Fluorenylmethylchloroformate;Fluoren-9-ylmethylchloroformate;9-Fluorenylmethoxycarbonylchloride;9-FluorenylmethylChloroformate[N-ProtectingAgent;Fmoc-chloride;Fmocchloroformate;(9H-Fluoren-9-ylmethoxy)carbonylChloride;ChloroformicAcid9-FluorenylmethylEster;9H-Fluoren-9-ylmethylchloroformate;9-FluorenylmethylChloroformateFmocchloride;

    分子式:C15H11ClO2

    分子量:258.7

    精确质量:258.045

    Psa:26.3

    RTECS号:LQ6250000

    MDL号:MFCD00001138

    外观与性状:白色至灰白色粉末

    密度:1.288 g/cm3

    沸点:393.9ºC at 760 mmHg

    熔点:62-64°C(lit.)

    折射率:1.611

    稳定性:Stable under normal temperatures and pressures.

    储存条件:2-8ºC

    蒸汽压:2.06E-06mmHg at 25°C

    安全说明:S26-S36/37/39-S45

    危险类别码:R20/21/22; R34

    WGK Germany:3

    海关编码:29159020

    危险品运输编码:UN 3261 8/PG 2

    危险类别:6.1

    包装等级:II

    危险品标志:C

    信号词:Danger

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

    危险标志:GHS05

    危险性描述:H314

    简介:芴酰氯(FMOC-Cl)是一种氯甲酸酯。它用于使芴甲氧羰基(FMOCgroup)形成芴甲氧羰基氨基甲酸酯FMOCcarbamate。

    用途:Fmoc-Cl是一级胺和二级胺的保护试剂,对碱比较敏感。通常用于多肽的合成或在氨基、氨基酸HPLC分析和荧光检测之前的衍生化。氨基酸的N-端保护Fmoc-Cl保护氨基酸以及氨基酸类似物时可利用碳酸氢钠或碳酸钠作为碱,在二氧杂环己烷、DMF/水混合溶液中完成(式1~

     28920-43-6 详细信息

    衍生化试剂

    CAS号:28920-43-6

    品名:氯甲酸-9-芴基甲酯9H-fluoren-9-ylmethylcarbonochloridate

    中文别名:氯甲酸-9-芴甲酯;氯甲酸-9-芴基;9-氯甲酸芴甲酯;芴甲氧羰酰氯;9-芴甲基氯甲酸酯;芴甲氧羰酰氯(Fmoc-Cl);

    英文别名:9-Fluorenylmethylchloroformate;Fmocchloride;Fmoc-Cl;9-fluorenylmethylchlorocarbonate;9-Fluorenylmethoxycarbonylchloride,9-Fluorenylmethylchloroformate,Fmoc-Cl;9-Fluorenylmethylchloroformate;Fluoren-9-ylmethylchloroformate;9-Fluorenylmethoxycarbonylchloride;9-FluorenylmethylChloroformate[N-ProtectingAgent;Fmoc-chloride;Fmocchloroformate;(9H-Fluoren-9-ylmethoxy)carbonylChloride;ChloroformicAcid9-FluorenylmethylEster;9H-Fluoren-9-ylmethylchloroformate;9-FluorenylmethylChloroformateFmocchloride;

    分子式:C15H11ClO2

    分子量:258.7

    精确质量:258.045

    Psa:26.3

    RTECS号:LQ6250000

    MDL号:MFCD00001138

    外观与性状:白色至灰白色粉末

    密度:1.288 g/cm3

    沸点:393.9ºC at 760 mmHg

    熔点:62-64°C(lit.)

    折射率:1.611

    稳定性:Stable under normal temperatures and pressures.

    储存条件:2-8ºC

    蒸汽压:2.06E-06mmHg at 25°C

    安全说明:S26-S36/37/39-S45

    危险类别码:R20/21/22; R34

    WGK Germany:3

    海关编码:29159020

    危险品运输编码:UN 3261 8/PG 2

    危险类别:6.1

    包装等级:II

    危险品标志:C

    信号词:Danger

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

    危险标志:GHS05

    危险性描述:H314

    简介:芴酰氯(FMOC-Cl)是一种氯甲酸酯。它用于使芴甲氧羰基(FMOCgroup)形成芴甲氧羰基氨基甲酸酯FMOCcarbamate。

    用途:Fmoc-Cl是一级胺和二级胺的保护试剂,对碱比较敏感。通常用于多肽的合成或在氨基、氨基酸HPLC分析和荧光检测之前的衍生化。氨基酸的N-端保护Fmoc-Cl保护氨基酸以及氨基酸类似物时可利用碳酸氢钠或碳酸钠作为碱,在二氧杂环己烷、DMF/水混合溶液中完成(式1~

    展开

    衍生化试剂28920-43-6
    Acros 氯甲酸-9-芴基甲酯 9-Fluorenylmethylchloroform... 现货

     835.00
    170940050 /
    衍生化试剂920-66-1

    CAS号:920-66-1

    品名:六氟异丙醇Hexafluoroisopropanol

    中文别名:六氟異丙醇;1,1,1,3,3,3-六氟-2-异丙醇;六氟异丙醇(HFIP);1,1,1,3,3,3-六氟异丙醇;1,1,1,3,3,3-六氟代-2-丙醇;六氟-2-丙醇;1,1,1,3,3,3-六氟-2-丙醇;七氟烷相关物质C;1,1,1,3,3,3六氟-2-异丙醇;

    英文别名:1,1,1,3,3,3-Hexafluoro-2-propanol;2-Propanol,1,1,1,3,3,3-hexafluoro-;2-Propanol,1,1,1,3,3,3-hexafluoro-;

    分子式:C3H2F6O

    分子量:168.038

    精确质量:168.001

    Psa:20.23

    UNII号:3D632GYQ50

    外观与性状:无色液体

    密度:1.596

    沸点:59ºC

    熔点:-4ºC

    折射率:1.274-1.277

    稳定性:Stable. Incompatible with strong acids, strong bases, alkali metals.

    储存条件:Store at RT.

    安全说明:S26-S36/37/39-S45

    危险类别码:R20/22; R34

    海关编码:29055910

    危险品运输编码:UN 2922

    包装等级:II

    危险品标志:C

    信号词:Danger

    危险性防范说明:P260; P280; P301 + P312 + P330; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338

    危险标志:GHS05, GHS07, GHS08

    危险性描述:H302; H314; H361

    简介:Hexafluoroisopropanol,commonlyabbreviatedHFIP,istheorganiccompoundwiththeformula(CF3)2CHOH.Thisfluorinatedalcoholfindsuseassolventandsyntheticintermediate.Itappearsasacolorless,volatileliquidthatischaracterizedbyastrong,pungentodor.Asasolventhexafluoro-2-propanolispolarandexhibitsstronghydrogenbondingpropertiesenablingittodissolvesubstancesthatserveashydrogen-bondacceptors,suchasamidesandethers.Hexafluoro-2-propanolistransparenttoUVlightwithhighdensity,lowviscosityandlowrefractiveindex.

     920-66-1 详细信息

    衍生化试剂

    CAS号:920-66-1

    品名:六氟异丙醇Hexafluoroisopropanol

    中文别名:六氟異丙醇;1,1,1,3,3,3-六氟-2-异丙醇;六氟异丙醇(HFIP);1,1,1,3,3,3-六氟异丙醇;1,1,1,3,3,3-六氟代-2-丙醇;六氟-2-丙醇;1,1,1,3,3,3-六氟-2-丙醇;七氟烷相关物质C;1,1,1,3,3,3六氟-2-异丙醇;

    英文别名:1,1,1,3,3,3-Hexafluoro-2-propanol;2-Propanol,1,1,1,3,3,3-hexafluoro-;2-Propanol,1,1,1,3,3,3-hexafluoro-;

    分子式:C3H2F6O

    分子量:168.038

    精确质量:168.001

    Psa:20.23

    UNII号:3D632GYQ50

    外观与性状:无色液体

    密度:1.596

    沸点:59ºC

    熔点:-4ºC

    折射率:1.274-1.277

    稳定性:Stable. Incompatible with strong acids, strong bases, alkali metals.

    储存条件:Store at RT.

    安全说明:S26-S36/37/39-S45

    危险类别码:R20/22; R34

    海关编码:29055910

    危险品运输编码:UN 2922

    包装等级:II

    危险品标志:C

    信号词:Danger

    危险性防范说明:P260; P280; P301 + P312 + P330; P303 + P361 + P353; P304 + P340 + P310; P305 + P351 + P338

    危险标志:GHS05, GHS07, GHS08

    危险性描述:H302; H314; H361

    简介:Hexafluoroisopropanol,commonlyabbreviatedHFIP,istheorganiccompoundwiththeformula(CF3)2CHOH.Thisfluorinatedalcoholfindsuseassolventandsyntheticintermediate.Itappearsasacolorless,volatileliquidthatischaracterizedbyastrong,pungentodor.Asasolventhexafluoro-2-propanolispolarandexhibitsstronghydrogenbondingpropertiesenablingittodissolvesubstancesthatserveashydrogen-bondacceptors,suchasamidesandethers.Hexafluoro-2-propanolistransparenttoUVlightwithhighdensity,lowviscosityandlowrefractiveindex.

    展开

    衍生化试剂920-66-1
    Acros 1,1,1,3,3,3-六氟代-2-丙醇 1,1,1,3,3,3-Hexafluoro-2-pro... 现货

     612.00
    147540050 /
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