Norethindrone Acetate
C22H28O3
340.46
19-Norpregn-4-en-20-yn-3-one, 17-(acetyloxy)-, (17α).
17-Hydroxy-19-nor-17α-pregn-4-en-20-yn-3-one acetate [51-98-9]
19-Norpregn-4-en-20-yn-3-one, 17-(acetyloxy)-, (17α).
17-Hydroxy-19-nor-17α-pregn-4-en-20-yn-3-one acetate [51-98-9]
» Norethindrone Acetate contains not less than 97.0 percent and not more than 103.0 percent of C22H28O3, calculated on the dried basis.