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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 975124Generated: October 29, 2026

Dichloromethane → HCID 19028731, compound

https://huagongshe.com/reaction/975124

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDichloromethaneHCID 6344—
ReactantAcetic AnhydrideHCID 7918—
ReactantHCID 19028754HCID 19028754—
ProductHCID 19028731HCID 19028731—

Reaction Steps

To a solution of 4-phenyl-4-{2-[4-(p-fluorophenyl)piperazin-1-yl]propyl}-1,2,3,4-tetrahydroisoquinoline (1.2 g) in methylene chloride (30 ml) was added acetic anhydride (0.33 ml) with ice-cooling and stirring and the mixture was further stirred at room temperature for 1 hour. The reaction mixture was then concentrated to dryness and the residue was purified by silica gel column chromatography (ethyl acetate-methanol=10:1) and treated with hydrochloric acid to provide the title compound (1.2 g) as white crystals.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05607939
Source datasetuspto-grants-1997_03
ORD IDord-5a9ca315a6e24cb4aedabeeb54ab95d9
Source noteuspto-grants-1997_03