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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 376462Generated: October 30, 2026

Oxalyl chloride → 1-Methylpiperidine-3-carbonyl chloride

https://huagongshe.com/reaction/376462

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
Reactant1-methylpiperidine-3-carboxylic AcidHCID 2736937—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
Product1-Methylpiperidine-3-carbonyl chlorideHCID 20026018—

Reaction Steps

The hydrochloride salt of (±)-N-methylnipecotic acid (1.0 g) was suspended in dichloromethane (25 ml) and stirred at room temperature for 2 h with oxalyl chloride (0.58 ml) and DMF (1 drop). The solvent was then evaporated to yield the hydrochloride salt of N-methylnipecotyl chloride as a pale yellow solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06020368
Source datasetuspto-grants-2000_02
ORD IDord-38471196f515436496682fd4efba0d12
Source noteuspto-grants-2000_02