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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 258109Generated: October 27, 2026

Dimethylformamide → 1H-indole-2-carbonyl Chloride

https://huagongshe.com/reaction/258109

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylformamideHCID 6228—
ReactantThionyl ChlorideHCID 24386—
ReactantIndole-2-carboxylic acidHCID 72899—
SolventDichloromethaneHCID 6344—
Product1H-indole-2-carbonyl ChlorideHCID 11816208—

Reaction Steps

A mixture of indole-2-carboxylic acid (2.18 g), N,N-dimethylformamide (52 mg) and thionyl chloride (1.0 ml) in dry dichloromethane (22 ml) was refluxed for 1 hour to give a solution of 2-indolylcarbonyl chloride.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05264433
Source datasetuspto-grants-1993_11
ORD IDord-47d4ab4a1d1343a3b30f1c071df0524a
Source noteuspto-grants-1993_11