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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 622428Generated: October 31, 2026

3-Piperidinecarboxamide → 2-[(3RS)-3-carbamoylpiperidin-1-yl]-2-iminoethylchloride hydrochloride

https://huagongshe.com/reaction/622428

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-PiperidinecarboxamideHCID 92980—
ReactantMethyl 2-chloroethanimidate--hydrogen chloride (1/1)HCID 12680765—
SolventMethanolHCID 887—
Product2-[(3RS)-3-carbamoylpiperidin-1-yl]-2-iminoethylchloride hydrochlorideHCID 21292961194.9%

Reaction Steps

1.28 g of (3RS)-3-carbamoylpiperidine were added to a solution of 1.44 g of methyl 2-chloroacetimidate hydrochloride in 5 ml of anhydrous methanol, and the mixture was stirred at room temperature for 2 hours. The reaction mixture was then worked up in the same manner as in Example 3(1), giving 2.34 g of 2-[(3RS)-3-carbamoylpiperidin-1-yl]-2-iminoethylchloride hydrochloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04771046
Source datasetuspto-grants-1988_09
ORD IDord-65937c766af54ffa94312f39e50e993a
Source noteuspto-grants-1988_09