HuagongsheHuagongshe Chemistry Print Report · For research reference only
5-Bromo-2,4-difluorobenzenesulfonamide → 5-[5-(3,4-Dichloro-phenyl)-7-trifluoromethyl-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-2,4-difluoro-benzenesulfonamide
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 5-Bromo-2,4-difluorobenzenesulfonamide | HCID 2773295 | — |
| Reactant | 5-(3,4-Dichloro-phenyl)-3-ethynyl-7-trifluoromethyl-pyrazolo[1,5-a]pyrimidine | HCID 86608051 | — |
| Product | 5-[5-(3,4-Dichloro-phenyl)-7-trifluoromethyl-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-2,4-difluoro-benzenesulfonamide | HCID 11852719 | — |
Reaction Steps
The title compound was prepared from 5-(3,4-dichloro-phenyl)-3-ethynyl-7-trifluoromethyl-pyrazolo[1,5-a]pyrimidine (example C.9) (89 mg, 0.25 mmol) and 5-bromo-2,4-difluoro-benzenesulfonamide (68 mg, 0.25 mmol) according to general procedure II. Obtained as a yellow solid (10 mg, 7%). MS (ISP) 547.0 [(M+H)+]; mp 308-310° C.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US07446113B2 |
| Source dataset | uspto-grants-2008_11 |
| ORD ID | ord-20e0d8e00c6d44009e1c6ead42251529 |
| Source note | uspto-grants-2008_11 |