筛选出 2 条数据

    品牌 产品 货期 价格 货号 规格 /
    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
    源叶 N,O-双(三甲基硅烷基)三氟乙酰胺(BSTFA) N,O-Bis(trimethylsilyl)trifl... 现货

     411.00
    T90243 10mMinDMSO
    衍生化试剂485-47-2

    CAS号:485-47-2

    品名:水合茚三酮ninhydrin

    中文别名:2,2-二羟基-1,3-茚二酮;2,2-二羟基-1H-茚并-1,3(2H)-二酮水合物;茚三酮;苯并戊三酮一水合物;茚三酮,水合;苯并戊三酮;苯并环丙三酮一水合物;

    英文别名:Trioxohydrindenemonohydrate;1H-Indene-1,2,3-trionehydrate;Ninhydrin,ozonefriendlyreadytousespray;Ninhydrin;2,2-Dihydroxy-1,3-indanedione;Ninhydrin(containsAceticAcid)Ethanol;1,2,3-triketohydrindenehydrate;NINHYDRINE;1H-Indene-1,3(2H)-dione,2,2-dihydroxy-;2,2-dihydroxy-2H-indene-1,3-dione;Ninhydrin,spectrophotometricgrade;1,2,3-indantrionemonohydrate;Ninhydrinhydrate;NinhydrinA.R.;NIN;Ninthydrin;NinhydrinSpray;Ningidrin;indane-1,2,3-trionemonohydrate;NyNhydriN;1,2,3-Indantrionemonohydrate;NinhydrinGr;1,2,3-Indantrionemonohydrate,2,2-Dihydroxy-1,3-indanedione,Trioxohydrindenemonohydrate;

    分子式:C9H6O4

    分子量:178.142

    精确质量:178.027

    Psa:74.6

    RTECS号:NK5425000

    EINECS号:207-618-1

    MDL号:MFCD00003791

    外观与性状:白色至淡黄色结晶粉末

    密度:0.862

    沸点:449.3ºC at 760 mmHg

    熔点:250°C (dec.)(lit.)

    闪点:13°C

    稳定性:Stable. Incompatible with amines, alkalies, strong bases. Light-sensitive.

    储存条件:Store at RT.

    蒸汽压:9.83E-05mmHg at 25°C

    安全说明:S26-S28A-S45-S16

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:2915900090

    危险品运输编码:UN 1170 3/PG 2

    危险品标志:Xn

    简介:Ninhydrinisusedforthedetectionoffreeaminogroupsinaminoacids,peptidesandproteins.

    用途:用作测定蛋白质、氨基酸和蛋白胨的试剂及色谱分析试剂

     485-47-2 详细信息

    衍生化试剂

    CAS号:485-47-2

    品名:水合茚三酮ninhydrin

    中文别名:2,2-二羟基-1,3-茚二酮;2,2-二羟基-1H-茚并-1,3(2H)-二酮水合物;茚三酮;苯并戊三酮一水合物;茚三酮,水合;苯并戊三酮;苯并环丙三酮一水合物;

    英文别名:Trioxohydrindenemonohydrate;1H-Indene-1,2,3-trionehydrate;Ninhydrin,ozonefriendlyreadytousespray;Ninhydrin;2,2-Dihydroxy-1,3-indanedione;Ninhydrin(containsAceticAcid)Ethanol;1,2,3-triketohydrindenehydrate;NINHYDRINE;1H-Indene-1,3(2H)-dione,2,2-dihydroxy-;2,2-dihydroxy-2H-indene-1,3-dione;Ninhydrin,spectrophotometricgrade;1,2,3-indantrionemonohydrate;Ninhydrinhydrate;NinhydrinA.R.;NIN;Ninthydrin;NinhydrinSpray;Ningidrin;indane-1,2,3-trionemonohydrate;NyNhydriN;1,2,3-Indantrionemonohydrate;NinhydrinGr;1,2,3-Indantrionemonohydrate,2,2-Dihydroxy-1,3-indanedione,Trioxohydrindenemonohydrate;

    分子式:C9H6O4

    分子量:178.142

    精确质量:178.027

    Psa:74.6

    RTECS号:NK5425000

    EINECS号:207-618-1

    MDL号:MFCD00003791

    外观与性状:白色至淡黄色结晶粉末

    密度:0.862

    沸点:449.3ºC at 760 mmHg

    熔点:250°C (dec.)(lit.)

    闪点:13°C

    稳定性:Stable. Incompatible with amines, alkalies, strong bases. Light-sensitive.

    储存条件:Store at RT.

    蒸汽压:9.83E-05mmHg at 25°C

    安全说明:S26-S28A-S45-S16

    危险类别码:R22; R36/37/38

    WGK Germany:3

    海关编码:2915900090

    危险品运输编码:UN 1170 3/PG 2

    危险品标志:Xn

    简介:Ninhydrinisusedforthedetectionoffreeaminogroupsinaminoacids,peptidesandproteins.

    用途:用作测定蛋白质、氨基酸和蛋白胨的试剂及色谱分析试剂

    展开

    衍生化试剂485-47-2
    源叶 水合茚三酮 Ninhydrin 现货

     549.00
    T91625 10mMinDMSO
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