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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 558680Generated: October 29, 2026

4-Bromobenzenesulfonamide → HCID 11851921, compound

https://huagongshe.com/reaction/558680

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-BromobenzenesulfonamideHCID 69696—
Reactant3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 71539732—
ProductHCID 11851921HCID 11851921—

Reaction Steps

The title compound was prepared from 3-ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.1) (355 mg, 1.0 mmol) and commercially available 4-bromobenzenesulfonamide [CAS 701-34-8] (307 mg, 1.3 mmol) according to general procedure II. Obtained as a yellow solid (325 mg, 64%). MS (ISP) 511.3 [(M+H)+]; mp 266-267° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08063048B2
Source datasetuspto-grants-2011_11
ORD IDord-488e8908aa674ef2aa53b6359380a647
Source noteuspto-grants-2011_11