4-Fluorophenylboronic acid → 4,4'-Difluoro-[1,1'-biphenyl]-3-carboxylic acid
Reaction equation
Br[C:2]1[CH:3]=[CH:4][C:5]([F:11])=[C:6]([CH:10]=1)[C:7]([OH:9])=[O:8].[F:12][C:13]1[CH:18]=[CH:17][C:16](B(O)O)=[CH:15][CH:14]=1>>[F:11][C:5]1[CH:4]=[CH:3][C:2]([C:16]2[CH:17]=[CH:18][C:13]([F:12])=[CH:14][CH:15]=2)=[CH:10][C:6]=1[C:7]([OH:9])=[O:8]Participants
3
Procedure
5-Bromo-2-fluorobenzoic acid (250 mg, 1.14 mmol) was coupled to 4-fluoro-phenylboronic acid (192 mg, 1.37 mmol) using Method E to give the title compound. No chromatography was necessary.
Sources & evidence
- ORD record
- ord-63fbe3f31bf34a689d62d71f6cd0b931
- Source dataset
- uspto-grants-2010_02
- Patent number
- US07662839B2
Reaction notes
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