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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 637174Generated: October 30, 2026

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

https://huagongshe.com/reaction/637174

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 numberUS06194406B1
Source datasetuspto-grants-2001_02
ORD IDord-b4c0aec042194e07a918101034c1e589
Source noteuspto-grants-2001_02