Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)-

Modify Date: 2025-08-25 15:50:08

Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)- Structure
Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)- structure
 Common Name Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)-
CAS Number 1863-39-4 Molecular Weight 374.51400
Density 1.15g/cm3 Boiling Point 485.2ºC at 760mmHg
Molecular Formula C23H34O4 Melting Point N/A
MSDS N/A Flash Point 160.3ºC

 Names

Name 3β,17α-dihydroxypregn-5-en-20-one 3-acetate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.15g/cm3
Boiling Point 485.2ºC at 760mmHg
Molecular Formula C23H34O4
Molecular Weight 374.51400
Flash Point 160.3ºC
Exact Mass 374.24600
PSA 63.60000
LogP 4.20100
Vapour Pressure 1.89E-11mmHg at 25°C
Index of Refraction 1.549

 Synthetic Route

16β-Brom-3β,17α-dihydroxy-pregn-5-en-20-on-3β-acetat structure

16β-Brom-3β,17α...

CAS#:114417-72-0

~87%

Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)- Structure

Pregn-5-en-20-o...

CAS#:1863-39-4

Literature: Kasal, Alexander; Pokora, Jenny; Zajicek, Jaroslav Collection of Czechoslovak Chemical Communications, 1991 , vol. 56, # 6 p. 1340 - 1347
16,17-Epoxypregnenolone acetate structure

16,17-Epoxypreg...

CAS#:34209-81-9

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Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)- Structure

Pregn-5-en-20-o...

CAS#:1863-39-4

Literature: Ringold et al. Journal of the American Chemical Society, 1956 , vol. 78, p. 820,823
17a-Hydroxypregnenolone structure

17a-Hydroxypreg...

CAS#:387-79-1

Ethanoic anhydride structure

Ethanoic anhydride

CAS#:108-24-7

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Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)- Structure

Pregn-5-en-20-o...

CAS#:1863-39-4

Literature: Fuchs; Reichstein Helvetica Chimica Acta, 1941 , vol. 24, p. 804,824 Full Text Show Details Hegner; Reichstein Helvetica Chimica Acta, 1941 , vol. 24, p. 828,836
Pregn-5-en-20-one, 3,21-bis (acetyloxy)-17-hydroxy-, (3.beta.)- structure

Pregn-5-en-20-o...

CAS#:3517-42-8

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Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)- Structure

Pregn-5-en-20-o...

CAS#:1863-39-4

Literature: Fuchs; Reichstein Helvetica Chimica Acta, 1941 , vol. 24, p. 804,824

 Synonyms

skf-2814
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Chemsrc provides CAS#:1863-39-4 MSDS, density, melting point, boiling point, structure, etc. Its name is Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)->> amp version: Pregn-5-en-20-one,3-(acetyloxy)-17-hydroxy-, (3b)-

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