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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2230641Generated: October 30, 2026

Oxalyl chloride → 2-Methoxy-5-(trifluoromethoxy)benzoyl chloride

https://huagongshe.com/reaction/2230641

Reaction equation

Participants

RoleNameHCIDCharge
ReactantOxalyl chlorideHCID 65578—
Reactant2-methoxy-5-(trifluoromethoxy)benzoic AcidHCID 2775286—
CatalystDimethylformamideHCID 6228—
SolventDichloromethaneHCID 6344—
Product2-Methoxy-5-(trifluoromethoxy)benzoyl chlorideHCID 3580596—

Reaction Steps

Combine 2-methoxy-5-trifluoromethoxybenzoic acid (0.6 g, 2.53 mmol) and dichloromethane (10 mL). Cool in an ice bath. Add dropwise oxalyl chloride (0.64 mL, 5.0 mmol) followed by dimethylformamide (1 drop). Warm to ambient temperature. After 3 hours, evaporate in vacuo and dry to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06423704B1
Source datasetuspto-grants-2002_07
ORD IDord-d4a1a3f0e1974c44b76f8109dc6a0c2f
Source noteuspto-grants-2002_07