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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 900945Generated: October 31, 2026

7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid → 7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid [5-(2-hydroxy-1-hydroxymethyl-ethylsulfamoyl)-4-methyl-thiazol-2-yl]-amide

https://huagongshe.com/reaction/900945

Reaction equation

Participants

RoleNameHCIDCharge
Reactant7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine-3-carboxylic acidHCID 66650268—
Reactant2-Amino-4-methyl-thiazole-5-sulfonic acid (2-hydroxy-1-hydroxymethyl-ethyl)-amideHCID 86607108—
Product7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid [5-(2-hydroxy-1-hydroxymethyl-ethylsulfamoyl)-4-methyl-thiazol-2-yl]-amideHCID 86607122—

Reaction Steps

The title compound was prepared from 7-difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid (example C.1) and 2-amino-4-methyl-thiazole-5-sulfonic acid (2-hydroxy-1-hydroxymethyl-ethyl)-amide (example B.16) according to general procedure II. Light yellow solid. MS (ISP) 604.8 [(M−H)−]; mp 217° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07361659B2
Source datasetuspto-grants-2008_04
ORD IDord-0aa1e8fa153641da92ed1d6bc92df464
Source noteuspto-grants-2008_04