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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2187927Generated: October 26, 2026

Hydrochloric Acid → 1-(Pyridin-4-yl)piperidine-4-carboxylic acid hydrochloride

https://huagongshe.com/reaction/2187927

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantEthyl 1-(pyridin-4-yl)piperidine-4-carboxylateHCID 9899468—
Solvent1,4-DioxaneHCID 31275—
Product1-(Pyridin-4-yl)piperidine-4-carboxylic acid hydrochlorideHCID 16217269—

Reaction Conditions

Temperature95 °C

Reaction Steps

2.95 g (12.6 mmol) of ethyl 1-(4-pyridyl)-4-piperidinecarboxylate was stirred in 100 ml of dioxane. 50 ml of 1 N hydrochloric acid was added to the obtained mixture, and they were stirred at 95° C. for 20 hours. The solvent was evaporated to obtain the crude title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06410538B2
Source datasetuspto-grants-2002_06
ORD IDord-f297f50d11b4462b968ad33fc32de5fc
Source noteuspto-grants-2002_06