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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 269122Generated: October 25, 2026

5-bromo-N-(1-hydroxy-2-methylpropan-2-yl)-2-methoxybenzenesulfonamide → 5-[7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-N-(2-hydroxy-1,1-dimethyl-ethyl)-2-methoxy-benzenesulfonamide

https://huagongshe.com/reaction/269122

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-bromo-N-(1-hydroxy-2-methylpropan-2-yl)-2-methoxybenzenesulfonamideHCID 27518037—
Reactant3-Ethynyl-7-difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 86608034—
Product5-[7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-N-(2-hydroxy-1,1-dimethyl-ethyl)-2-methoxy-benzenesulfonamideHCID 11851815—

Reaction Steps

The title compound was prepared from 7-Difluoromethyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.2)(337 mg, 1.0 mmol) and 5-Bromo-N-(2-hydroxy-1,1-dimethyl-ethyl)-2-methoxy-benzenesulfonamide (example B.7) (440 mg, 1.3 mmol) according to general procedure II. Obtained as a yellow solid (135 mg, 23%). MS (ISP) 595.3[(M+H)+]; mp 178-180° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07446113B2
Source datasetuspto-grants-2008_11
ORD IDord-a7dbcfb580b5450e9bbc81e91a321148
Source noteuspto-grants-2008_11