20-oxopregn-5-en-3-beta-yl acetate

Name	Pregnenolone acetate
Synonyms	ACETOXYPREGNENOLONE Pregnenolone acetate 20-oxopregn-5-en-3-yl acetate 3beta-Acetoxy-5-pregnen-20-one 3BETA-ACETOXY-5-PREGNEN-20-ONE 21-hydroxypregnenolone 3-acetate 5-PREGNEN-3BETA-OL-20-ONE ACETATE 5-pregnen-3beta-ol-20-one acetate 20-oxopregn-5-en-3-beta-yl acetate 5-PREGNEN-3BETA-OL-20-ONE 3-ACETATE (3beta)-20-oxopregn-5-en-3-yl acetate 3-BETA-HYDROXY-5-PREGNEN-20-ONE 3-ACETATE 3 BETA,21-DIHYDROXY-5-PREGNEN-20-ONE-3-ACETATE 17-ACETYL-10,13-DIMETHYL-2,3,4,7,8,9,10,11,12,13,14,15,16,17-TETRADECAHYDRO-1H-CYCLOPENTA[A]PHENANTHREN-3-YL ACETATE 17-acetyl-10,13-dimethyl-2,3,4,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-3-yl acetate ACETIC ACID (3S,8S,9S,10R,13S,14S,17S)-17-ACETYL-10,13-DIMETHYL-2,3,4,7,8,9,10,11,12,13,14,15,16,17-TETRADECAHYDRO-1H-CYCLOPENTA[A]PHENANTHREN-3-YL ESTER
CAS	1778-02-5
EINECS	217-212-6
InChI	InChI=1/C23H34O3/c1-14(24)19-7-8-20-18-6-5-16-13-17(26-15(2)25)9-11-22(16,3)21(18)10-12-23(19,20)4/h5,17-21H,6-13H2,1-4H3/t17-,18-,19+,20-,21-,22-,23+/m0/s1
InChIKey	CRRKVZVYZQXICQ-RJJCNJEVSA-N

Molecular Formula	C23H34O3
Molar Mass	358.51
Density	1.0816 (rough estimate)
Melting Point	149-152°C(lit.)
Boling Point	430.93°C (rough estimate)
Specific Rotation(α)	22 º (c=2, C2H5OH 23 ºC)
Flash Point	194.2°C
Solubility	Dichloromethane, ethyl acetate
Vapor Presure	2.16E-08mmHg at 25°C
Appearance	White to pale yellow crystalline powder
Color	White
Merck	14,7733
BRN	2062850
Storage Condition	Sealed in dry,Room Temperature
Refractive Index	1.4700 (estimate)
MDL	MFCD00003627
Physical and Chemical Properties	Crystals (methanol). Melting point 149-151 °c (145-145.5 °c).

Safety Description	S22 - Do not breathe dust. S24/25 - Avoid contact with skin and eyes.
WGK Germany	3
HS Code	29153900

NIST chemical information	Information provided by: webbook.nist.gov (external link)
use	intermediate of progesterone.
Production method	Can use 3 β-hydroxygestrol -5,16-diene -20-keto -3-acetate, that is, acetic acid gestational dienolone is prepared by catalytic hydrogenation (16-position double bond).

Last Update：2024-04-09 21:11:58

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20-oxopregn-5-en-3-beta-yl acetate

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