Oxalyl chloride → 2-Methylpyridine-3-carbonyl chloride--hydrogen chloride (1/1)

Participants

Reaction Steps

To a solution of 2-methylnicotinic acid (470 mg) in dichloromethane (6 ml) were dropwise added oxalyl chloride (522 mg) and dimethylformamide (1 drop) at 0° C. under nitrogen atmosphere, and the mixture was stirred for 1 hour at the same condition. The mixture was concentrated and the residue was pulverized with diethyl ether to give 2-methylnicotinoyl chloride hydrochloride (671 mg) as a solid.

Provenance & Evidence