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CAS:128-53-0

 128-53-0

128-53-0

CAS号:128-53-0

品名:N-乙基马来酰亚胺N-ethylmaleimide

中文别名:N-乙基顺丁烯二酰亚胺;1-乙基-1H-吡咯-2,5-二酮;N-乙基顺丁烯二酰亚胺(NEM);N-乙基失水苹果酰亚胺;N-乙基;

英文别名:1-ethyl-1H-pyrrole-2,5-dione;1H-Pyrrole-2,5-dione,1-ethyl-;n-ethyl-maleimid;1-ethylmaleimide;N-ethyl-maleimide;N-ethylmaleicimide;ethvlmaleimide;n-ethvlmaleimide;1-Ethyl-1H-pyrrole-2,5-dione;N-Ethylmaleinimid;N-EthylMaleiMide;Ethylmaleimide;N-Ethylmaleimide;

分子式:C6H7NO2

分子量:125.125

精确质量:125.048

Psa:37.38

RTECS号:UX9625000

BRN号:112448

EINECS号:204-892-4

MDL号:MFCD00005509

PubChem号:24278420

外观与性状:白色固体

密度:1.207 g/cm3

沸点:210°C(lit.)

熔点:43-46°C(lit.)

闪点:73 °C

折射率:1.514

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

储存条件:2-8ºC

蒸汽压:0.197mmHg at 25°C

安全说明:S26-S28-S36/37/39-S45-S28A

危险类别码:R20/21; R28; R34; R43

WGK Germany:3

海关编码:2925190090

危险品运输编码:UN 2928 6.1/PG 2

危险类别:6.1

包装等级:II

危险品标志:T+

信号词:Danger

危险性防范说明:P264; P280; P301 + P310; P305 + P351 + P338; P310

危险标志:GHS05, GHS06

危险性描述:H300; H311; H314; H317

简介:N-Ethylmaleimide(NEM)isanorganiccompoundthatisderivedfrommaleicacid.Itcontainstheimidefunctionalgroup,butmoreimportantlyitisanalkenethatisreactivetowardthiolsandiscommonlyusedtomodifycysteineresiduesinproteinsandpeptides.

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