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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1293798Generated: October 25, 2026

1-(4-Bromophenyl)ethanol → 1-(4-[7-Trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-phenyl}-ethanol

https://huagongshe.com/reaction/1293798

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-(4-Bromophenyl)ethanolHCID 95352—
Reactant3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 71539732—
Product1-(4-[7-Trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-phenyl}-ethanolHCID 86608041—

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-bromo-methylbenzylalcohol (181 mg, 1.0 mmol, [CAS 5391-88-8]) according to general procedure II. Obtained as an orange solid (115 mg, 24%). MS (ISP) 476.2[(M+H)+]; mp 175–178° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07238808B2
Source datasetuspto-grants-2007_07
ORD IDord-58c50a824ed844c49451a7ae175dc01d
Source noteuspto-grants-2007_07