dydrogesterone and its Impurities
Unlike many other progestational compounds, dydrogesterone produces no increase in temperature and does not inhibit ovulation. A synthetic progestational hormone with no androgenic or estrogenic properties.. Reference standards of Dydrogesterone API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below


(8R,9R,10R,13S,14S,17R)-17-Acetyl-17-hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
(8R,9R,10R,13S,14S,17R)-17-Acetyl-17-hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
Catalogue No.:PAI 31 052001
CAS :
NA
Molecular Formula : C21H28O3
Molecular Weight : 328.45


(8R,9R,10R,13S,14S,17R)-17-acetyl-17-Hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-yl Acetate
(8R,9R,10R,13S,14S,17R)-17-acetyl-17-Hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-yl Acetate
Catalogue No.:PAI 31 052002
CAS :
NA
Molecular Formula : C23H32O4
Molecular Weight : 372.51


(8S,9R,10R,13R,14S,17S)-17-Acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-yl Acetate
(8S,9R,10R,13R,14S,17S)-17-Acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-yl Acetate
Catalogue No.:PAI 31 052003
CAS :
NA
Molecular Formula : C23H32O3
Molecular Weight : 356.51


1-((8S,9R,10R,13R,14S,17S)-3-Hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)ethan-1-one
1-((8S,9R,10R,13R,14S,17S)-3-Hydroxy-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-17-yl)ethan-1-one
Catalogue No.:PAI 31 052004
CAS :
NA
Molecular Formula : C21H30O2
Molecular Weight : 314.47


(8S,9R,10R,13R,14S,17S)-17-acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
(8S,9R,10R,13R,14S,17S)-17-acetyl-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-3H-cyclopenta[a]phenanthren-3-one
Catalogue No.:PAI 31 052005
CAS :
NA
Molecular Formula : C21H28O2
Molecular Weight : 312.45


(3S,3aR,5aR,6R,9aS,9bS)-3-Acetyl-3a,6-dimethyl-7-oxododecahydro-1H-cyclopenta[a]naphthalene-6-carboxylic Acid
(3S,3aR,5aR,6R,9aS,9bS)-3-Acetyl-3a,6-dimethyl-7-oxododecahydro-1H-cyclopenta[a]naphthalene-6-carboxylic Acid
Catalogue No.:PAI 31 052006
CAS :
NA
Molecular Formula : C18H26O4
Molecular Weight : 306.4


(3S,3aR,9aS,9bS)-3-acetyl-3a,6-Dimethyl-1,2,3,3a,4,5,8,9,9a,9b-decahydro-7H-cyclopenta[a]naphthalen-7-one
(3S,3aR,9aS,9bS)-3-acetyl-3a,6-Dimethyl-1,2,3,3a,4,5,8,9,9a,9b-decahydro-7H-cyclopenta[a]naphthalen-7-one
Catalogue No.:PAI 31 052007
CAS :
NA
Molecular Formula : C17H24O2
Molecular Weight : 260.38


1-((3S,3aR,9aS,9bS)-7-Hydroxy-3a,6-dimethyl-2,3,3a,4,5,7,8,9,9a,9b-decahydro-1H-cyclopenta[a]naphthalen-3-yl)ethan-1-one
1-((3S,3aR,9aS,9bS)-7-Hydroxy-3a,6-dimethyl-2,3,3a,4,5,7,8,9,9a,9b-decahydro-1H-cyclopenta[a]naphthalen-3-yl)ethan-1-one
Catalogue No.:PAI 31 052008
CAS :
NA
Molecular Formula : C17H26O2
Molecular Weight : 262.39


(3S,3aR,9aS,9bS)-3-((R)-1-Hydroxyethyl)-3a,6-dimethyl-1,2,3,3a,4,5,8,9,9a,9b-decahydro-7H-cyclopenta[a]naphthalen-7-one
(3S,3aR,9aS,9bS)-3-((R)-1-Hydroxyethyl)-3a,6-dimethyl-1,2,3,3a,4,5,8,9,9a,9b-decahydro-7H-cyclopenta[a]naphthalen-7-one
Catalogue No.:PAI 31 052009
CAS :
NA
Molecular Formula : C17H26O2
Molecular Weight : 262.39


(3S,3aR,5aR,9aR,9bS)-3-((R)-1-Hydroxyethyl)-3a,6-dimethyldodecahydro-7H-cyclopenta[a]naphthalen-7-one
(3S,3aR,5aR,9aR,9bS)-3-((R)-1-Hydroxyethyl)-3a,6-dimethyldodecahydro-7H-cyclopenta[a]naphthalen-7-one
Catalogue No.:PAI 31 052010
CAS :
NA
Molecular Formula : C17H28O2
Molecular Weight : 264.41


(8S,9R,10S,13R,14S,17S)-17-((R)-1-Hydroxyethyl)-10,13-dimethyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one
(8S,9R,10S,13R,14S,17S)-17-((R)-1-Hydroxyethyl)-10,13-dimethyl-1,2,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-3H-cyclopenta[a]phenanthren-3-one
Catalogue No.:PAI 31 052011
CAS :
NA
Molecular Formula : C21H32O2
Molecular Weight : 316.49