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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1352785Generated: October 25, 2026

Thionyl Chloride → 4-(3-Chloro-4-methoxybenzylamino)-5-chloroformyl-6-chloro-2-methylthiopyrimidine

https://huagongshe.com/reaction/1352785

Reaction equation

Participants

RoleNameHCIDCharge
ReactantThionyl ChlorideHCID 24386—
Reactant4-(3-Chloro-4-methoxybenzylamino)-5-carboxy-6-chloro-2-methylthiopyrimidineHCID 17848268—
Product4-(3-Chloro-4-methoxybenzylamino)-5-chloroformyl-6-chloro-2-methylthiopyrimidineHCID 17848283—

Reaction Steps

A mixture of 4-(3-chloro-4-methoxybenzylamino)-5-carboxy-6-chloro-2-methylthiopyrimidine 500 mg and thionyl chloride 2 ml is refluxed for 10 minutes. After reaction thionyl chloride is removed and the solvent is removed in azeotrope with methylene chloride to give 4-(3-chloro-4-methoxybenzylamino)-5-chloroformyl-6-chloro-2-methylthiopyrimidine.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07220736B2
Source datasetuspto-grants-2007_05
ORD IDord-a5afe56299db49ddb76fea4530cd7086
Source noteuspto-grants-2007_05