5-Bromo-2,4-difluorobenzenesulfonamide → HCID 86608060, compound

HRID 269189Notes

Reaction equation

HRID 269189 reaction equation
[C:1]([C:3]1[CH:4]=[N:5][N:6]2[C:11]([C:12]([F:15])([F:14])[F:13])=[CH:10][C:9]([C:16]3[CH:21]=[CH:20][CH:19]=[C:18]([C:22]([F:25])([F:24])[F:23])[CH:17]=3)=[N:8][C:7]=12)#[CH:2].Br[C:27]1[C:28]([F:38])=[CH:29][C:30]([F:37])=[C:31]([S:33]([NH2:36])(=[O:35])=[O:34])[CH:32]=1>>[F:37][C:30]1[CH:29]=[C:28]([F:38])[C:27]([C:2]#[C:1][C:3]2[CH:4]=[N:5][N:6]3[C:11]([C:12]([F:14])([F:13])[F:15])=[CH:10][C:9]([C:16]4[CH:21]=[CH:20][CH:19]=[C:18]([C:22]([F:25])([F:24])[F:23])[CH:17]=4)=[N:8][C:7]=23)=[CH:32][C:31]=1[S:33]([NH2:36])(=[O:34])=[O:35]

Participants

3

Procedure

The title compound was prepared from 3-ethynyl-7-trifluoromethyl-5-(3-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.10) (178 mg, 0.5 mmol) and commercially available 5-bromo-2,4-difluoro-benzenesulfonamide (136 mg, 0.5 mmol) according to general procedure II. Obtained as a yellow solid (138 mg, 51%). MS (ISN) 545.1 [(M−H)−]; mp 264° C.

Sources & evidence

ORD record
ord-198836ec2b3c46de9dd554367960f756
Source dataset
uspto-grants-2008_11
Patent number
US07446113B2

Reaction notes

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