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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2401545Generated: October 30, 2026

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

https://huagongshe.com/reaction/2401545

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 numberUS08796293B2
Source datasetuspto-grants-2014_08
ORD IDord-b070ec2ba8ab43938b47308c37e5301a
Source noteuspto-grants-2014_08