Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2187279Generated: November 1, 2026

Tert-Butylamine → 3beta-Hydroxy-4,4-dimethyl-5alpha-chola-8,14-dien-24-oic acid-N-tert-butylamide

https://huagongshe.com/reaction/2187279

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTert-ButylamineHCID 6385—
ReactantEthanol hydrochlorideHCID 21887872—
Reactant3beta-Tert-butyidimethylsilyloxy-4,4-dimethyl-5alpha-chola-8,14-dien-24 oic acidHCID 69410795—
Product3beta-Hydroxy-4,4-dimethyl-5alpha-chola-8,14-dien-24-oic acid-N-tert-butylamideHCID 69411524—

Reaction Steps

3β-tert-Butyldimethylsilyloxy-4,4-dimethyl-5α-chola-8,14-dien-24-oic acid (0.50 g) is reacted with tert-butylamine and hydrolysed with HCl/ethanol following the procedure outlined in example 39 to give the title compound (204 mg). Melting point: 171-176° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06407086B2
Source datasetuspto-grants-2002_06
ORD IDord-44d91aa7cb7747fe981e092e5915fd8a
Source noteuspto-grants-2002_06