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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1293981Generated: November 1, 2026

2-Amino-5-bromopyridine → HCID 67001126, compound

https://huagongshe.com/reaction/1293981

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-Amino-5-bromopyridineHCID 70622—
Reactant3-Ethynyl-7-difluoromethyl-5-(3-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 86608081—
ProductHCID 67001126HCID 67001126—

Reaction Steps

The title compound was prepared from 3-ethynyl-7-difluoromethyl-5-(3-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.15) (169 mg, 0.5 mmol) and commercially available 6-amino-3-bromo-pyridine (87 mg, 0.5 mmol) according to general procedure II. Obtained as a red solid (48 mg, 22%). MS (EI) 429.1 [(M)+]; mp 164° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07238808B2
Source datasetuspto-grants-2007_07
ORD IDord-10db62f1d6b64b3c922ce855dc8e7c13
Source noteuspto-grants-2007_07