110735-92-7 18,19-Dinorpregn-4-en-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)-, mixt. with conjugated es

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Basic

CAS No. 110735-92-7
Product Name 18,19-Dinorpregn-4-en-20-yn-3-one,13-ethyl-17-hydroxy-, (17a)-, mixt. with conjugated estrogens
Synonyms Conjugatedestrogen-norgestrel mixt.; Prempak C
Molecular Formula C21H28O2・

Physical property