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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2405984Generated: November 2, 2026

Hydrochloric Acid → 4-[(4-Chlorophenyl)methyl]-4-piperidinemethanamine

https://huagongshe.com/reaction/2405984

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
Reactant1,1-Dimethylethyl 4-[(4-chlorophenyl)methyl]-4-cyano-1-piperidinecarboxylateHCID 24829221—
SolventMethanolHCID 887—
Solvent1,4-DioxaneHCID 31275—
Product4-[(4-Chlorophenyl)methyl]-4-piperidinemethanamineHCID 24828859—

Reaction Steps

To a solution of 4-(4-chlorobenzyl)-4-cyanopiperidine-1-carboxylic acid tert-butyl ester (0.500 g, 1.493 mmol) in methanol (3 ml) was added 4M HCl in dioxane (10 ml). After stirring for 19 hours, the solution was concentrated to give the deprotected amine as the hydrochloride salt (0.405 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08809336B2
Source datasetuspto-grants-2014_08
ORD IDord-6b9e7cd97d9f45f3a4633b664eb91d39
Source noteuspto-grants-2014_08