5-Bromo-2-thiophenesulfonamide → HCID 67000993, compound

HRID 1293902Notes

Reaction equation

HRID 1293902 reaction equation
[F:1][CH:2]([F:24])[C:3]1[N:8]2[N:9]=[CH:10][C:11]([C:12]#[CH:13])=[C:7]2[N:6]=[C:5]([C:14]2[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=2)[CH:4]=1.Br[C:26]1[S:30][C:29]([S:31]([NH2:34])(=[O:33])=[O:32])=[CH:28][CH:27]=1>>[F:24][CH:2]([F:1])[C:3]1[N:8]2[N:9]=[CH:10][C:11]([C:12]#[C:13][C:26]3[S:30][C:29]([S:31]([NH2:34])(=[O:33])=[O:32])=[CH:28][CH:27]=3)=[C:7]2[N:6]=[C:5]([C:14]2[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=2)[CH:4]=1

Participants

3

Reactant 2

HCID 12413045-Bromo-2-thiophenesulfonamideHCID 866080343-Ethynyl-7-difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine

Product 1

HCID 67000993HCID 67000993, compound

Procedure

The title compound was prepared from 7-difluoromethyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.2) (169 mg, 0.5 mmol) and commercially available 5-bromo-thiophene-2-sulfonamide (121 mg, 0.5 mmol) according to general procedure II. Obtained as a yellow solid (192 mg, 77%). MS (ISN) 497.0 [(M−H)−]; mp 210° C.

Sources & evidence

ORD record
ord-8b226da981384453877d032c0bda8e46
Source dataset
uspto-grants-2007_07
Patent number
US07238808B2

Reaction notes

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