HuagongsheHuagongshe Chemistry Print Report · For research reference only
5-Bromopyridine-3-sulfonamide → 5-[7-Trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridine-3-sulfonic acid amide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 5-Bromopyridine-3-sulfonamide | HCID 12684258 | — |
| Reactant | 3-Ethynyl-7-trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine | HCID 71539732 | — |
| Product | 5-[7-Trifluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridine-3-sulfonic acid amide | HCID 11852213 | — |
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 5-bromo-pyridine-3-sulfonic acid amide (example B.1) (356 mg, 1.5 mmol) according to general procedure II. Obtained as a yellow solid (90 mg, 18%). MS (ISP) 512.3 [(M+H)+]; mp 239-240° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US08063048B2 |
| Source dataset | uspto-grants-2011_11 |
| ORD ID | ord-7da8a974f3fa469ab850ebf5da8f4094 |
| Source note | uspto-grants-2011_11 |