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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 379489Generated: October 25, 2026

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

https://huagongshe.com/reaction/379489

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 invcuo and dry to give the title compound.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06297259B1
Source datasetuspto-grants-2001_10
ORD IDord-4614e54603334fb88f3ec6fd29f4d154
Source noteuspto-grants-2001_10