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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 584612Generated: October 25, 2026

4-Chloroaniline → N-(4-chlorophenyl)piperidin-4-amine

https://huagongshe.com/reaction/584612

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-ChloroanilineHCID 7812—
Reactanttert-Butyl 4-oxopiperidine-1-carboxylateHCID 735900—
ReactantSodiumHCID 5360545—
SolventAcetic AcidHCID 176—
SolventDichloromethaneHCID 6344—
SolventTrifluoroacetic acidHCID 6422—
ProductN-(4-chlorophenyl)piperidin-4-amineHCID 7183033—

Reaction Steps

Was synthesised in the same way as (A) from 4-oxo-piperidine-1-carboxylic acid tert-butyl ester (3.59 g, 18.0 mmol), 4-chloro-phenylamine (1.15 g, 9.0 mmol) and sodium triacetoxyborhydride (5.34 g, 25.2 mmol) in dichloromethane (40 ml) and acetic acid (3.1 ml). The deprotection was run in dichloromethane (37 ml) and trifluoro acetic acid (18 ml). Yield 1.5 g, 79%

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06927222B2
Source datasetuspto-grants-2005_08
ORD IDord-20419aa56fb04dbc94c63111deb83e03
Source noteuspto-grants-2005_08