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145-14-2

145-14-2 Structure

145-14-2 Structure
IdentificationBack Directory
[Name]

4-PREGNEN-20-ALPHA-OL-3-ONE
[CAS]

145-14-2
[Synonyms]

C04042
20α-OH-P
NSC 68630
20α-Progerol
Progesterol-20α
20-alpha-progerol
dihydroprogesterone
20α-OH-Progesterone
progesterol-20-alpha
Progesterone EP IMP B
(20s)-pregn-4-en-3-on
4-pregnen-20A-ol-3-one
4-Pregnen-20α-ol-3-one
4-Pregnen-3-one-20α-ol
20α-Dihydroprogesterone
Δ4-Pregnen-20α-ol-3-one
Pregn-4-ene-20α-ol-3-one
Δ4-Pregnene-20α-ol-3-one
4-PREGNEN-20ALPHA-OL-3-ON
20(s)-hydroxyprogesterone
Progesterone EP Impurity B
20a-Hydroxypregn-4-en-3-one
20α-Hydroxy-4-pregnen-3-one
4-PREGNEN-20-ALPHA-OL-3-ONE
20-ALPHA-DIHYDROPROGESTERONE
20-ALPHA-HYDROXYPROGESTERONE
20α-Hydroxy-Δ4-pregnen-3-one
20α-Hydroxydihydroprogesterone
20alpha-Hydroxypregn-4-en-3-one
20-alpha-hydroxy-pregn-4-en-3-on
20-ALPHA-HYDROXY-4-PREGNEN-3-ONE
(20s)-20-hydroxypregn-4-en-3-one
20-alpha-hydroxydihydroprogesterone
Pregn-4-en-3-one, 20-hydroxy-, (20S)-
Progesterone Impurity 2(Progesterone EP Impurity B)
20α-Hydroxy-4-pregnen-3-one, 20α-Hydroxyprogesterone
Progesterone EP Impurity B (20(S)-Hydroxy Progesterone)
(8S,9S,10R,13R,14S,17S)-17-(1-hydroxyethyl)-10,13-dimethyl-1,2,6,7,8,9,11,12,14,15,16,17-dodecahydrocyclopenta[a]phenanthren-3-one
(8S,9S,10R,13S,14S,17S)-17-((S)-1-hydroxyethyl)-10,13-dimethyl-6,7,8,9,10,11,12,13,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-3(2H)-one
[EINECS(EC#)]

205-649-5
[Molecular Formula]

C21H32O2
[MDL Number]

MFCD00009823
[MOL File]

145-14-2.mol
[Molecular Weight]

316.48
Chemical PropertiesBack Directory
[Melting point ]

171-172 °C
[Boiling point ]

451.7±14.0 °C(Predicted)
[density ]

1.13 g/cm3
[storage temp. ]

Refrigerator
[solubility ]

Chloroform (Slightly), Ethanol (Slightly), Methanol (Slightly)
[form ]

Solid
[pka]

15.05±0.20(Predicted)
[color ]

White to Off-White
Safety DataBack Directory
[WGK Germany ]

3
[RTECS ]

TU5559900
Hazard InformationBack Directory
[Uses]

Δ4-Pregnen-20α-ol-3-one (Progesterone EP Impurity B) is the main metabolite of Progesterone (P755900). Studies shows regulation of estrogen receptor levels in breast cancer by Δ4-Pregnen-20α-ol-3-one and other progesterone metabolites.
[Uses]

Δ4-Pregnen-20α-ol-3-one is the main metabolite of Progesterone (P755900). Studies shows regulation of estrogen receptor levels in breast cancer by Δ4-Pregnen-20α-ol-3-one and other progesterone metabolites.
[Definition]

ChEBI: (20S)-20-hydroxypregn-4-en-3-one is a 20-hydroxypregn-4-en-3-one. It has a role as a human metabolite and a mouse metabolite.
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