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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2351891Generated: October 31, 2026

Thionyl Chloride → 2-Chloro-4,5-difluoro-3-methylbenzoyl chloride

https://huagongshe.com/reaction/2351891

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant2-Chloro-4,5-difluoro-3-methylbenzoic acidHCID 15631824—
Product2-Chloro-4,5-difluoro-3-methylbenzoyl chlorideHCID 15631825—

Reaction Steps

To 2-chloro-4,5-difluoro-3-methylbenzoic acid (3.1 g) is added thionyl chloride (6 ml), and the mixture is reflexed for one hour. The mixture is concentrated under reduced pressure to give 2-chloro-4,5-difluoro-3-methylbenzoyl chloride (3.3 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04874764
Source datasetuspto-grants-1989_10
ORD IDord-32ee44465e1c4098b2ece3146b1dc46b
Source noteuspto-grants-1989_10