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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 278616Generated: October 25, 2026

Acetic Anhydride → HCID 178474989, compound

https://huagongshe.com/reaction/278616

Reaction equation

Participants

RoleNameHCIDCharge
ReactantAcetic AnhydrideHCID 7918—
ReactantTriethylamineHCID 8471—
ReactantHCID 178479260HCID 178479260—
SolventDichloromethaneHCID 6344—
ProductHCID 178474989HCID 17847498981%

Reaction Steps

To a solution of 1-(trans-4-aminocyclohexane-1-ylcarbonyl)-4-(6-chloronaphthalene-2-sulfonyl)piperazine hydrochloride (50 mg) and triethylamine (30 mg) in dichloromethane (10 ml) was added acetic anhydride (50 mg), and the mixture was stirred at room temperature for 3 hours. The reaction solution was concentrated, and the residue was purified with silica gel column chromatography (ethyl acetate) to give colorless crystals of the title compound (41 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06359134B1
Source datasetuspto-grants-2002_03
ORD IDord-689c823ebf1c464eb6ae440fd04c6302
Source noteuspto-grants-2002_03