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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1681601Generated: November 2, 2026

Hydrochloric Acid → 4-Hydroxy-4-methylaminomethylpiperidine dihydrochloride

https://huagongshe.com/reaction/1681601

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 19382193HCID 19382193—
Product4-Hydroxy-4-methylaminomethylpiperidine dihydrochlorideHCID 19382178—

Reaction Steps

3 g (13.9 mmol) of ethyl 4-hydroxy-4-methylaminomethylpiperidine-1-carboxylate are heated overnight under reflux with 30 ml of concentrated hydrochloric acid. The product is concentrated, and the crystals are stirred with acetone, filtered off with suction and dried in a vacuum desiccator over P4O10.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05173484
Source datasetuspto-grants-1992_12
ORD IDord-6714f538daa4493bbd8bf2761f34f1d6
Source noteuspto-grants-1992_12