(4-Chloro-3-methylphenyl)boronic acid → 5-(4-Chloro-3-methylphenyl)-6-(2-methoxyethoxy)nicotinic acid
Reaction equation
Br[C:2]1[CH:3]=[C:4]([C:13]([OH:15])=[O:14])[CH:5]=[N:6][C:7]=1[O:8][CH2:9][CH2:10][O:11][CH3:12].[Cl:16][C:17]1[CH:22]=[CH:21][C:20](B(O)O)=[CH:19][C:18]=1[CH3:26]>>[Cl:16][C:17]1[CH:22]=[CH:21][C:20]([C:2]2[C:7]([O:8][CH2:9][CH2:10][O:11][CH3:12])=[N:6][CH:5]=[C:4]([CH:3]=2)[C:13]([OH:15])=[O:14])=[CH:19][C:18]=1[CH3:26]Participants
3
Procedure
The title compound was synthesized in analogy to Example BQ using 5-bromo-6-(2-methoxyethoxy)-3-pyridinecarboxylic acid (CAN 912454-34-3) and B-(4-chloro-3-methylphenyl)-boronic acid (CAN 161950-10-3) as starting materials; LC-MS (UV peak area/ESI) 94%, 322.0842 (M+H)+.
Sources & evidence
- ORD record
- ord-0d0dfdeccbd040f88d4fdc4364b40b77
- Source dataset
- uspto-grants-2014_05
- Patent number
- US08729105B2
Reaction notes
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