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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2187587Generated: October 30, 2026

Oxalyl chloride → HCID 18002703, compound

https://huagongshe.com/reaction/2187587

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
ReactantHCID 18476158HCID 18476158—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
ProductHCID 18002703HCID 18002703—

Reaction Steps

A solution of 8-difluoromethoxy-2-trifluoromethylquinoline-4-carboxylic acid (0.50 g) in dichloromethane (30 ml) was stirred at room temperature under an atmosphere of nitrogen. Oxalyl chloride (0.28 ml) was added followed by N,N-dimethylformamide (1 drop) and stirring continued overnight. The solvent was removed in vacuo to give 8-difluoromethoxy-2-trifluoromethylquinoline-4-carbonyl chloride (650 mg) as an off white solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06410559B1
Source datasetuspto-grants-2002_06
ORD IDord-fc3cc145090944059247ea6e5ff9a931
Source noteuspto-grants-2002_06