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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1532451Generated: October 25, 2026

2,5-Dichloro-3-nitrobenzoic acid → 2,5-Dichloro-3-nitrobenzoyl chloride

https://huagongshe.com/reaction/1532451

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,5-Dichloro-3-nitrobenzoic acidHCID 6951—
ReactantThionyl ChlorideHCID 24386—
Product2,5-Dichloro-3-nitrobenzoyl chlorideHCID 1010638687.5%

Reaction Steps

A mixture of 5.0 parts of 2,5-dichloro-3-nitrobenzoic acid and 16.2 parts of thionyl chloride was refluxed for 24 hours under argon. The reaction mixture was evaporated, yielding 4.74 parts (87.5%) of 2,5-dichloro-3-nitrobenzoyl chloride (interm. 66).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06201119B1
Source datasetuspto-grants-2001_03
ORD IDord-7b546e05a10c48ec8a242c2f379bb601
Source noteuspto-grants-2001_03