2-Bromothiophene → 2-(3-methylphenyl)thiophene
Reaction equation
Br[C:2]1[S:3][CH:4]=[CH:5][CH:6]=1.[CH3:7][C:8]1[CH:9]=[C:10](B(O)O)[CH:11]=[CH:12][CH:13]=1>>[C:8]1([CH3:7])[CH:9]=[CH:10][CH:11]=[C:12]([C:2]2[S:3][CH:4]=[CH:5][CH:6]=2)[CH:13]=1Participants
3
Procedure
2-(3-tolyl)thiophene was prepared in the same manner as described in Example 116A using 2-bromothiophene and 3-methylphenylboronic acid. The crude product was purified by flash chromatography on silica gel using hexane as the eluent (86% yield).
Workup
- customThe crude product was purified by flash chromatography on silica gel
Sources & evidence
- ORD record
- ord-0c26235d87614cf4af02275d7de02ef7
- Source dataset
- uspto-grants-1999_10
- Patent number
- US05962490
Reaction notes
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