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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1197753Generated: October 26, 2026

19-Hydroxytestosterone → Androst-4-en-17,19-diol-3-one

https://huagongshe.com/reaction/1197753

Reaction equation

Participants

RoleNameHCIDCharge
Reactant19-HydroxytestosteroneHCID 150968—
ReactantPotassium borohydrideHCID 4192641—
ReactantAndrosten-3alpha-olHCID 21117679—
SolventEthanolHCID 702—
ProductAndrost-4-en-17,19-diol-3-oneHCID 22849351—

Reaction Steps

Also known as 19-Hydroxytestosterone, this compound is commercially available from Steraloids, Inc. Alternatively, 19-hydroxyandrost-4-en-3,17-dione (11) is treated with potassium borohydride (KBH4, a) in ethanol at -10° to 0° C. Aqueous work up is followed by extraction and purification to yield 19-hydroxytestosterone (12).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05278141
Source datasetuspto-grants-1994_01
ORD IDord-46ba4dea4e15413688ceee04967c4ac2
Source noteuspto-grants-1994_01