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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2238082Generated: November 1, 2026

5-Bromo-2-fluoropyridine → HCID 86608076, compound

https://huagongshe.com/reaction/2238082

Reaction equation

Participants

RoleNameHCIDCharge
Reactant5-Bromo-2-fluoropyridineHCID 2783168—
Reactant3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 71539732—
ProductHCID 86608076HCID 86608076—

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 5-bromo-2-fluoropyridine (237 mg, 1.0 mmol) according to general procedure II. Obtained as an orange solid (470 mg, 69%). MS (ISP) 451.1 [(M+H)+]; mp 213-216° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07718661B2
Source datasetuspto-grants-2010_05
ORD IDord-971875c429774732b2f6279e3c150404
Source noteuspto-grants-2010_05