TCEP (tris(2-carboxyethyl)phosphine) is a reducing agent frequently used in biochemistry and molecular biology applications. It is often prepared and used as a hydrochloride salt (TCEP-HCl) with a molecular weight of 286.65 gram/mol. It is soluble in water and available as a stabilized solution at neutral pH and immobilized onto an agarose support to facilitate removal of the reducing agent.

CAS：51805-45-9
中文别名：三(2-羧乙基)膦盐酸盐;三(2-甲酰乙基)膦盐酸盐;三(2-羧乙基)磷盐酸盐;
英文别名：3,3\',3\'\'-Phosphinetriyltripropanoic acid hydrochloride;Tris(2-carboxyethyl)phosphine Hydrochloride;3-[bis(2-carboxyethyl)phosphanyl]propanoic acid,hydrochloride;
分子式：C9H16ClO6P
分子量：286.647
精确质量：286.037
Psa：125.49
Logp：1.6944

MDL号：MFCD00145469

密度：1.041g/mLat 25°C
沸点：519.4ºC at 760 mmHg
熔点：177 °C
闪点：267.9ºC
折射率：n20/D 1.367
储存条件：2-8ºC

安全说明：S26-S37/39-S36/37/39-S27
危险类别码：R36/37/38
WGK Germany：2
海关编码：2915900090
危险品运输编码：UN 3261 8/PG 2
包装等级：III
危险品标志：Xi
危险性防范说明：P280; P305 + P351 + P338; P310
信号词：Danger
危险性描述：H314
危险标志：GHS05