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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 965894Generated: October 30, 2026

4-Fluoroaniline → N-(4-Fluorophenyl)-4-piperidinamine

https://huagongshe.com/reaction/965894

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-FluoroanilineHCID 9731—
Reactanttert-Butyl 4-oxopiperidine-1-carboxylateHCID 735900—
ReactantSodiumHCID 5360545—
SolventAcetic AcidHCID 176—
SolventDichloromethaneHCID 6344—
SolventTrifluoroacetic acidHCID 6422—
ProductN-(4-Fluorophenyl)-4-piperidinamineHCID 4778193—

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-fluoro-phenylamine (1.0 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 1.1 g, 63%.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06951874B2
Source datasetuspto-grants-2005_10
ORD IDord-48ce169b1a3b46189b4e994971bc7da6
Source noteuspto-grants-2005_10