5-bromo-N-(1,3-dihydroxy-2-methylpropan-2-yl)pyridine-3-sulfonamide → 5-[7-Difluoromethyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidin-3-ylethynyl]-pyridine-3-sulfonic acid (2-hydroxy-1-hydroxymethyl-1-methyl-ethyl)-amide
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.[OH:25][CH2:26][C:27]([NH:31][S:32]([C:35]1[CH:36]=[N:37][CH:38]=[C:39](Br)[CH:40]=1)(=[O:34])=[O:33])([CH2:29][OH:30])[CH3:28]>>[OH:25][CH2:26][C:27]([NH:31][S:32]([C:35]1[CH:36]=[N:37][CH:38]=[C:39]([C:13]#[C:12][C:11]2[CH:10]=[N:9][N:8]3[C:3]([CH:2]([F:1])[F:24])=[CH:4][C:5]([C:14]4[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=4)=[N:6][C:7]=23)[CH:40]=1)(=[O:34])=[O:33])([CH2:29][OH:30])[CH3:28]Participants
3
Reactant 2
Product 1
Procedure
The title compound was prepared from 7-Difluoromethyl-3-ethynyl-5-(4-trifluoromethyl-phenyl)-pyrazolo[1,5-a]pyrimidine (example C.2) (340 mg, 1.0 mmol) and 5-Bromo-pyridine-3-sulfonic acid (2-hydroxy-1-hydroxymethyl-1-methyl-ethyl)-amide (example B.4) (295 mg, 1.0 mmol) according to general procedure II. Obtained as a light-brown solid (240 mg, 40%). MS (ISP) 582.2 [(M+H)+]; mp 204-206° C.