Pregna-3,5-dien-20-one, 3,17-bis(acetyloxy)-

Pregna-3,5-dien-20-one, 3,17-bis(acetyloxy)- - Names and Identifiers

Name	3,17-DIHYDROXY-PREGNA-3,5-DIEN-20-ONE DIACETATE
Synonyms	3,17-Diacetyloxypregna-3,5-dien-20-one Pregna-3,5-dien-20-one, 3,17-bis(acetyloxy)- 3,17-Dihydroxy-pregna-3,5-dien-20-one Diacetate 3,17-DIHYDROXY-PREGNA-3,5-DIEN-20-ONE DIACETATE Pregna-3,5-diene-3,17-diol-20-one 3,17-diacetate 3,17-Dihydroxypregna-3,5-dien-20-one-3,17-diacetate [(8R,9S,10R,13S,14S,17R)-17-acetyl-17-acetyloxy-10,13-dimethyl-1,2,7,8,9,11,12,14,15,16-decahydrocyclopenta[a]phenanthren-3-yl] acetate
CAS	4954-07-8

Pregna-3,5-dien-20-one, 3,17-bis(acetyloxy)- - Physico-chemical Properties

Molecular Formula	C25H34O5
Molar Mass	414.53
Storage Condition	2-8℃
Physical and Chemical Properties	Chemical properties crystallization (methanol). Melting point 205-206 ℃.
Use	Uses intermediates of Megestrol and chlorgestrol.

Pregna-3,5-dien-20-one, 3,17-bis(acetyloxy)- - Upstream Downstream Industry

Downstream Products

17ALPHA-HYDROXYPREGNENOLONE
17-hydroxy-6-methylenepregn-4-ene-3,20-dione 17-acetate

Pregna-3,5-dien-20-one, 3,17-bis(acetyloxy)- - Production method

16, 17α-epoxypregnan-4-ene-3, 20-dione (I. e. epoxyprogesterone) can be added (epoxy group and hydrogen bromide) to form 16-Bromine, 17 α-Hydroxy), catalytic hydrogenation (replacement of bromine), (3-ketone and 4-position double bonds are converted into 3-position hydroxyl, 3-position and 5-position double bonds, 3-0 hydroxyl group) acetylation to obtain the product.

Last Update：2024-04-09 21:01:54