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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1007251Generated: October 28, 2026

2-Chloro-4-trifluoromethyl-5-thiazolecarbonyl chloride → Methyl 5-{[2-Chloro-4-(trifluoromethyl)-5-thiazolyl]carbonylamino}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate

https://huagongshe.com/reaction/1007251

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Chloro-4-trifluoromethyl-5-thiazolecarbonyl chlorideHCID 13282744—
ReactantMethyl 5-amino-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylateHCID 15676771—
ProductMethyl 5-{[2-Chloro-4-(trifluoromethyl)-5-thiazolyl]carbonylamino}-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylateHCID 18174413—

Reaction Steps

Methyl 5-amino-2-(difluoromethyl)-4-(2-methylpropyl)-6-(trifluoromethyl)-3-pyridinecarboxylate (example A1 of U.S. Pat. No. 5,114,465) was reacted with 2-chloro-4-(trifluoromethyl)-5-thiazolecarbonyl chloride according to the procedure in example 1 of U.S. Pat. No. 5,114,465 afforded the product.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06794396B2
Source datasetuspto-grants-2004_09
ORD IDord-fccc69f5d4ff4649bddd31102c59936b
Source noteuspto-grants-2004_09