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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1728567Generated: October 31, 2026

Thionyl Chloride → 4-Chloro-2-methoxybenzoyl chloride

https://huagongshe.com/reaction/1728567

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant4-Chloro-o-anisic acidHCID 93682—
Product4-Chloro-2-methoxybenzoyl chlorideHCID 22142450—

Reaction Steps

120 ml of thionyl chloride was dropwise added at room temperature to 75 g of 4-chloro-2-anisic acid, and the mixture was stirred at room temperature for 12 hr. The reaction mixture was concentrated for crystallization. The crystal was used for the subsequent reaction without purification.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05328911
Source datasetuspto-grants-1994_07
ORD IDord-d1fa0357d8734101a8fa70b8d7790af7
Source noteuspto-grants-1994_07