CAS:595-77-7 MF:C21H30O4 MW:346.46 EINECS:209-869-2 Synonyme:4-Pregnen-16α,17α-Diol-3,20-dion;16A,17a-Dihydroxyprogesteron;4-PREGNEN-16-ALPHA, 17-DIOL-3,20-DION;4-PREGNEN-16ALPHA, 17ALPHA-DIOL-3,20 DION;ALGESON; ALGESTONE;Alphason; DIHYDROXYPROGESTERON