Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1293916Generated: October 31, 2026

2,4-Dichloropyrimidine → HCID 86608087, compound

https://huagongshe.com/reaction/1293916

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2,4-DichloropyrimidineHCID 77531—
Reactant3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidineHCID 71539732—
ProductHCID 86608087HCID 86608087—

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 2,4-dichloropyrimidine (194 mg, 1.3 mmol) according to general procedure II. Obtained as an orange solid (220 mg, 47%). MS (ISP) 468.1 [(M+H)+]; mp 192–195° C.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07238808B2
Source datasetuspto-grants-2007_07
ORD IDord-2a1904bf9a9f4fd9b26a8898d8f97df0
Source noteuspto-grants-2007_07