5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-amine → 5-{3-[6-Trifluoromethyl-4-(4-trifluoromethyl-phenyl)-pyridin-2-yl]-phenyl}-pyridin-2-ylamine
Reaction equation
Br[C:2]1[CH:3]=[C:4]([C:8]2[CH:13]=[C:12]([C:14]3[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=3)[CH:11]=[C:10]([C:24]([F:27])([F:26])[F:25])[N:9]=2)[CH:5]=[CH:6][CH:7]=1.[NH2:28][C:29]1[CH:34]=[CH:33][C:32](B2OC(C)(C)C(C)(C)O2)=[CH:31][N:30]=1>>[F:25][C:24]([F:27])([F:26])[C:10]1[N:9]=[C:8]([C:4]2[CH:3]=[C:2]([C:32]3[CH:33]=[CH:34][C:29]([NH2:28])=[N:30][CH:31]=3)[CH:7]=[CH:6][CH:5]=2)[CH:13]=[C:12]([C:14]2[CH:19]=[CH:18][C:17]([C:20]([F:23])([F:22])[F:21])=[CH:16][CH:15]=2)[CH:11]=1Participants
3
Procedure
The title compound was prepared from 2-(3-bromo-phenyl)-6-trifluoromethyl-4-(4-trifluoromethyl-phenyl)-pyridine (example E.81) (0.20 g, 0.45 mmol) and commercially available 2-amino-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridine (0.109 g, 0.49 mmol) according to the general procedure VI. Obtained as a white solid (0.110 g, 53%). MS (ISP) 460.2 [(M+H)+]; mp 166° C.
Sources & evidence
- ORD record
- ord-86789f73ee0b4ef3acd602484faf83ab
- Source dataset
- uspto-grants-2012_05
- Patent number
- US08183262B2
Reaction notes
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