levonorgestrel and its Impurities
A synthetic hormone, which is used as a birth control drug. Levonorgestrel is an estrane steroid and a derivative of testosterone which is also used in intrauterine devices. Reference standards of Levonorgestrel API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
(8R,9S,10R,13S,14S,17R,E)-13-Ethyl-17-ethynyl-17-hydroxy-8,9,10,11,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one oxime
(8R,9S,10R,13S,14S,17R,E)-13-Ethyl-17-ethynyl-17-hydroxy-8,9,10,11,12,13,14,15,16,17-decahydro-1H-cyclopenta[a]phenanthren-3(2H)-one oxime
Catalogue No.:PA 12 14520
CAS :
NA
Molecular Formula : C21H27NO2
Molecular Weight : 325.44