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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 551842Generated: November 1, 2026

Methyl chloroformate → 3beta,17beta-Dicarbomethoxyandrost-5-ene-7-one

https://huagongshe.com/reaction/551842

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl chloroformateHCID 6586—
Reactant3beta,17beta-Dihydroxyandrost-5-en-7-oneHCID 11426682—
SolventPyridineHCID 1049—
Product3beta,17beta-Dicarbomethoxyandrost-5-ene-7-oneHCID 1100361981%

Reaction Steps

Prepared from 3β,17β-dihydroxyandrost-5-ene-7-one and methylchloroformate in pyridine at 0-5° C. Yield 81%, m.p. 167-9° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07947846B2
Source datasetuspto-grants-2011_05
ORD IDord-552b46acecfb48ed92d38bc818c90dde
Source noteuspto-grants-2011_05