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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1293762Generated: October 31, 2026

3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine → HCID 11852212, compound

https://huagongshe.com/reaction/1293762

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 71539732—
ReactantHCID 86608030HCID 86608030—
ProductHCID 11852212HCID 11852212—

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 trifluoro-methanesulfonic acid 2-cyclopropyl-pyridin-3-yl ester (Example B.10) (294 mg, 1.3 mmol) according to general procedure II. Obtained as a yellow solid (220 mg, 46%). MS (ISP) 473.3 [(M+H)+]; mp 202° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07238808B2
Source datasetuspto-grants-2007_07
ORD IDord-8cf986af555d4046a22388f680f76b0b
Source noteuspto-grants-2007_07