HuagongsheHuagongshe Chemistry Print Report · For research reference only
5-Iodo-3-(trifluoromethyl)pyridin-2-amine → 3-Trifluoromethyl-5-[7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridin-2-ylamine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 5-Iodo-3-(trifluoromethyl)pyridin-2-amine | HCID 58235306 | — |
| Reactant | 3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine | HCID 71539732 | — |
| Product | 3-Trifluoromethyl-5-[7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridin-2-ylamine | HCID 86608101 | — |
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 g, 1.0 mmol) and 5-iodo-3-trifluoromethyl-pyridin-2-ylamine (example B.48) (288 mg, 1.0 mmol) according to general procedure II. Obtained as an off-white solid (370 mg, 72%). MS (ISP) 516.2 [(M+H)+]; mp 230° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07446113B2 |
| Source dataset | uspto-grants-2008_11 |
| ORD ID | ord-fedb40dd28494f50995a5e0a6aa0519b |
| Source note | uspto-grants-2008_11 |