Diethylstilbestrol dipropionate (brand names Agostilben, Biokeral, Clinestrol, Cyclen, Estilbin, Estril, Neobenzoestrol, Orestol, Oroestrol, Ostregenin, Prostilbene, Stilbestriol DP, Stilboestrolum Dipropionicum, Stilboestrol, Synestrin, Willestrol, others), or diethylstilbestrol dipropanoate, also known as stilboestrol dipropionate (BANM), is a synthetic, non-steroidal estrogen that was formerly marketed widely throughout Europe. It is an ester of diethylstilbestrol with propionic acid. The drug is one of the most potent estrogens known.

CAS：130-80-3
中文别名：
英文别名：Estroben;Desd;Dibestil;cyrenb;Phenol, 4,4‘-(1,2-diethyl-1,2-ethenediyl)bis-, dipropanoate, (E)-;Estilbin;Gynolett;Horfemine;Orestol;Euvestin;
分子式：C24H28O4
分子量：380.477
精确质量：380.199
Psa：52.6
Logp：6.0482

RTECS号：WJ5775000
EINECS号：204-995-4

密度：1.075g/cm3
沸点：486.4ºC at 760mmHg
闪点：237ºC
折射率：1.542
蒸汽压：1.29E-09mmHg at 25°C

危险类别码：R45; R46; R61; R20/21/22
海关编码：2917399090
危险品运输编码：UN 3249
危险类别：6.1(b)
包装等级：III
危险品标志：T