5-bromo-N-(1-hydroxy-2-methylpropan-2-yl)-2-methoxybenzenesulfonamide → 5-[5-(4-Chloro-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-N-(2-hydroxy-1,1-dimethyl-ethyl)-2-methoxy-benzenesulfonamide
Reaktionsgleichung
[Cl:1][C:2]1[CH:7]=[CH:6][C:5]([C:8]2[CH:13]=[CH:12][N:11]3[N:14]=[CH:15][C:16]([C:17]#[CH:18])=[C:10]3[N:9]=2)=[CH:4][CH:3]=1.Br[C:20]1[CH:21]=[CH:22][C:23]([O:35][CH3:36])=[C:24]([S:26]([NH:29][C:30]([CH3:34])([CH3:33])[CH2:31][OH:32])(=[O:28])=[O:27])[CH:25]=1>>[Cl:1][C:2]1[CH:3]=[CH:4][C:5]([C:8]2[CH:13]=[CH:12][N:11]3[N:14]=[CH:15][C:16]([C:17]#[C:18][C:20]4[CH:21]=[CH:22][C:23]([O:35][CH3:36])=[C:24]([S:26]([NH:29][C:30]([CH3:33])([CH3:34])[CH2:31][OH:32])(=[O:28])=[O:27])[CH:25]=4)=[C:10]3[N:9]=2)=[CH:6][CH:7]=1Komponenten
3
Edukt 2
Produkt 1
Versuchsvorschrift
The title compound was prepared from 5-(4-chloro-phenyl)-3-ethynyl-pyrazolo[1,5-a]pyrimidine (example C.6) (63 mg, 0.25 mmol) and 5-bromo-N-(2-hydroxy-1,1-dimethyl-ethyl)-2-methoxy-benzenesulfonamide (85 mg, 0.25 mmol) according to general procedure II. Obtained as a yellow solid (52 mg, 41%). MS (ISP) 511.1 [(M+H)+]; mp 264-266° C.