HuagongsheHuagongshe Chemistry Print Report · For research reference only
2-Amino-5-bromopyridine → 5-[5-(4-Chloro-phenyl)-7-cyclopropyl-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridin-2-ylamine
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 2-Amino-5-bromopyridine | HCID 70622 | — |
| Reactant | 5-(4-Chloro-phenyl)-7-cyclopropyl-3-ethynyl-pyrazolo[1,5-a]pyrimidine | HCID 86607996 | — |
| Product | 5-[5-(4-Chloro-phenyl)-7-cyclopropyl-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridin-2-ylamine | HCID 67000873 | — |
Reaction Steps
The title compound was prepared from 5-(4-chloro-phenyl)-7-cyclopropyl-3-ethynyl-pyrazolo[1,5-a]pyrimidine (example C.5) (73 mg, 0.25 mmol) and 2-amino-5-bromopyridine (43 mg, 0.25 mmol) according to general procedure II. Obtained as an orange solid (14 mg, 15%). MS (ISP) 386.3 [(M+H)+]; mp 233–235° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07238808B2 |
| Source dataset | uspto-grants-2007_07 |
| ORD ID | ord-c287707ddc1a4e819095f41bd6f6e5fc |
| Source note | uspto-grants-2007_07 |