4-(Trifluoromethoxy)phenylboronic acid → 5-Cyclopropyl-3-pyrimidin-5-yl-1-(4-trifluoromethoxy-phenyl)-1H-pyrazole-4-carboxylic acid ethyl ester
Reaktionsgleichung
[CH2:1]([O:3][C:4]([C:6]1[C:7]([C:14]2[CH:15]=[N:16][CH:17]=[N:18][CH:19]=2)=[N:8][NH:9][C:10]=1[CH:11]1[CH2:13][CH2:12]1)=[O:5])[CH3:2].[F:20][C:21]([F:33])([F:32])[O:22][C:23]1[CH:28]=[CH:27][C:26](B(O)O)=[CH:25][CH:24]=1>>[CH2:1]([O:3][C:4]([C:6]1[C:7]([C:14]2[CH:15]=[N:16][CH:17]=[N:18][CH:19]=2)=[N:8][N:9]([C:26]2[CH:25]=[CH:24][C:23]([O:22][C:21]([F:20])([F:32])[F:33])=[CH:28][CH:27]=2)[C:10]=1[CH:11]1[CH2:13][CH2:12]1)=[O:5])[CH3:2]Komponenten
3
Versuchsvorschrift
In analogy to the procedure described in Example 162C], 5-cyclopropyl-3-pyrimidin-5-yl-1H-pyrazole-4-carboxylic acid ethyl ester (Example 177B]) and 4-(trifluoromethoxy)benzeneboronic acid gave the title compound as a yellow oil (29%). MS: 419.0 (MH+).