Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 900924Generated: November 1, 2026

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

https://huagongshe.com/reaction/900924

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Amino-4-methyl-thiazole-5-sulfonic acid (2-hydroxy-1-hydroxymethyl-1-methyl-ethyl)-amideHCID 86607101—
Reactant7-Trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine-3-carboxylic acidHCID 86607112—
Product7-Trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine-3-carboxylic acid [5-(2-hydroxy-1-hydroxymethyl-1-methyl-ethylsulfamoyl)-4-methyl-thiazol-2-yl]-amideHCID 11996558—

Reaction Steps

The title compound was prepared from 7-trifluoromethyl-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-1-methyl-ethyl)-amide (example B.9) according to general procedure II. Yellow solid. MS (ISP) 637.0 [(M−H)−]; mp 250° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07361659B2
Source datasetuspto-grants-2008_04
ORD IDord-0534aa85179d4302959494c2712b2325
Source noteuspto-grants-2008_04