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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 269231Generated: October 29, 2026

5-Bromo-2-thiophenesulfonamide → HCID 67000993, compound

https://huagongshe.com/reaction/269231

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Bromo-2-thiophenesulfonamideHCID 1241304—
Reactant3-Ethynyl-7-difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 86608034—
ProductHCID 67000993HCID 67000993—

Reaction Steps

The title compound was prepared from 7-difluoromethyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.2) (169 mg, 0.5 mmol) and commercially available 5-bromo-thiophene-2-sulfonamide (121 mg, 0.5 mmol) according to general procedure II. Obtained as a yellow solid (192 mg, 77%). MS (ISN) 497.0 [(M−H)−]; mp 210° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07446113B2
Source datasetuspto-grants-2008_11
ORD IDord-c8ceda2ba2324027a8596e0e5e16215c
Source noteuspto-grants-2008_11