5-Bromo-2,4-difluorobenzenesulfonamide → 5-[7-Cyclopropyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-2,4-difluoro-benzenesulfonamide

HRID 269153Notes

Reaction equation

HRID 269153 reaction equation
[CH:1]1([C:4]2[N:9]3[N:10]=[CH:11][C:12]([C:13]#[CH:14])=[C:8]3[N:7]=[C:6]([C:15]3[CH:20]=[CH:19][C:18]([C:21]([F:24])([F:23])[F:22])=[CH:17][CH:16]=3)[CH:5]=2)[CH2:3][CH2:2]1.Br[C:26]1[C:27]([F:37])=[CH:28][C:29]([F:36])=[C:30]([S:32]([NH2:35])(=[O:34])=[O:33])[CH:31]=1>>[CH:1]1([C:4]2[N:9]3[N:10]=[CH:11][C:12]([C:13]#[C:14][C:26]4[C:27]([F:37])=[CH:28][C:29]([F:36])=[C:30]([S:32]([NH2:35])(=[O:33])=[O:34])[CH:31]=4)=[C:8]3[N:7]=[C:6]([C:15]3[CH:16]=[CH:17][C:18]([C:21]([F:22])([F:23])[F:24])=[CH:19][CH:20]=3)[CH:5]=2)[CH2:3][CH2:2]1

Participants

3

Reactant 2

HCID 27732955-Bromo-2,4-difluorobenzenesulfonamideHCID 866080497-Cyclopropyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine

Product 1

HCID 118515195-[7-Cyclopropyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-2,4-difluoro-benzenesulfonamide

Procedure

The title compound was prepared from 7-cyclopropyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.7) (82 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 (85 mg, 65%). MS (ISN) 517.0 [(M−H)−]; mp 255-257° C.

Sources & evidence

ORD record
ord-ccafedfd38464a7782e0a6dc691c76ad
Source dataset
uspto-grants-2008_11
Patent number
US07446113B2

Reaction notes

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