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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 456658Generated: November 2, 2026

Methylamine → N-Methyl-1H-pyrrole-2-carboxamide

https://huagongshe.com/reaction/456658

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethylamineHCID 6329—
ReactantPyrrole-2-Carboxylic AcidHCID 12473—
ReactantOxalyl chlorideHCID 65578—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
SolventEthyl AcetateHCID 8857—
SolventPyrrole-2-carbonyl chlorideHCID 224558—
ProductN-Methyl-1H-pyrrole-2-carboxamideHCID 23273389—

Reaction Steps

To a solution of 1H-pyrrole-2-carboxylic acid (1 g, 9 mmol) (Aldrich, Milwaukee, Wis.) in DCM (15 mL) was added oxalyl chloride (1.1 mL) and DMF (3 drops). The mixture was stirred at room temperature resulting in 1H-pyrrole-2-carbonyl chloride. Methylamine (30 mmol) was then added to the acid chloride and the mixture was stirred at room temperature. The reaction was diluted with ethyl acetate, washed with brine (2×), NaHCO3, dried and concentrated to give 1H-pyrrole-2-carboxylic acid methylamide.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07186716B2
Source datasetuspto-grants-2007_03
ORD IDord-b651e65a5daa42c48177d12dc97e29c8
Source noteuspto-grants-2007_03