HuagongsheHuagongshe Chemistry Print Report · For research reference only
5-Bromo-2-methoxypyridine → 3-(6-Methoxy-pyridin-3-ylethynyl)-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 5-Bromo-2-methoxypyridine | HCID 2734895 | — |
| Reactant | 3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine | HCID 71539732 | — |
| Product | 3-(6-Methoxy-pyridin-3-ylethynyl)-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine | HCID 86608044 | — |
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 5-bromo-2-methoxypyridine (169 mg, 1.0 mmol) according to general procedure II. Obtained as a red solid (85 mg, 18%). MS (ISP) 463.2[(M+H)+]; mp 166-168° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07718661B2 |
| Source dataset | uspto-grants-2010_05 |
| ORD ID | ord-8a6fe0be2e8b40858629e5ef6a137969 |
| Source note | uspto-grants-2010_05 |