Hydroxyestrone diacetate (brand names Colpoginon, Colpormon, Hormobion, Hormocervix) (former developmental code name RD-310), or 16α-hydroxyestrone diacetate, also known as 3,16α-dihydroxyestra-1,3,5(10)-trien-17-one 3,16-diacetate, is a semisynthetic, steroidal estrogen that is marketed in France, Spain, Brazil, and Argentina. It is a derivative of estrone that is hydroxylated and acetylated at the 3 and 16 positions.

CAS：1247-71-8
中文别名：
英文别名：16;COLPORMONE;
分子式：C22H26O5
分子量：370.439
精确质量：370.178
Psa：69.67
Logp：3.5787

UNII：2U3VOE52DG