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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1860734Generated: November 1, 2026

Dimethylformamide → ethyl 3-formyl-1H-indole-2-carboxylate

https://huagongshe.com/reaction/1860734

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDimethylformamideHCID 6228—
ReactantPhosphorus oxychlorideHCID 24813—
ReactantEthyl indole-2-carboxylateHCID 73125—
Productethyl 3-formyl-1H-indole-2-carboxylateHCID 5107764—

Reaction Steps

Ethyl indole-2-carboxylate (10 g, 52.8 mmol) was formylated using POCl3 (1.3 equiv.) and DMF (1.3 equiv.) as above to give 3-formyl-1H-indole-2-carboxylic acid ethyl ester as a white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06531502B1
Source datasetuspto-grants-2003_03
ORD IDord-ab6d033aa6494a89844ca9ce86ea9aac
Source noteuspto-grants-2003_03