An androgenic steroidal progestin, Ethisterone is a testosterone derivative. Ethisterone and its derivatives are used as hormonal contraceptives. Reference standards of Ethisterone API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
Ethisterone
Catalogue No.:PA 05 26000
CAS :
Molecular Formula : C21H28O2
Molecular Weight : 312.45
2-Hydroxymethylene Ethisterone
Catalogue No.:PA 05 26510
Molecular Formula : C22H28O3
Molecular Weight : 340.46
Ethisterone-13C2
Catalogue No.:PA STI 038390
Molecular Formula : C1913C2H28O2
Molecular Weight : 314.43
2-Hydroxymethylene Ethisterone-13C3
Catalogue No.:PA STI 049890
Molecular Formula : C1913C3H28O3
Molecular Weight : 343.43
2α-Hydroxymethylethisterone
Catalogue No.:PA 05 0261000
Molecular Formula : C22H30O3
Molecular Weight : 342.48
Epimetendiol
Catalogue No.:PA 05 0261001
Molecular Formula : C20H32O2
Molecular Weight : 304.47
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