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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 611956Generated: November 1, 2026

Phosgene → 2-Methylbenzoyl chloride

https://huagongshe.com/reaction/611956

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosgeneHCID 6371—
ReactantP-Toluic AcidHCID 7470—
SolventChlorobenzeneHCID 7964—
Product2-Methylbenzoyl chlorideHCID 70276—

Reaction Steps

81.4 g (0.6 mol) of p-toluic acid and 892 g of monochlorobenzene are introduced into the reactor and 582 g (5.9 mol) of phosgene are then added. The set pressure is adjusted to 11.2 bar relative and the reaction medium is heated. The reaction is complete after 3 hours. Analysis of the final reaction medium is carried out by gas chromatography. The level of residual acid is 0.3 mol % and the level of toluoyl chloride obtained is 99.7 mol %.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06002043
Source datasetuspto-grants-1999_12
ORD IDord-0f9feb7644954d1daeb0ef0bdb554703
Source noteuspto-grants-1999_12