[F:1][C:2]1[C:7]2[CH:8]=[CH:9][O:10][C:6]=2[C:5](Br)=[C:4]([F:12])[CH:3]=1.[CH2:13]([N:20]1[CH2:25][CH2:24][C:23](=[O:26])[CH:22]([CH3:27])[CH2:21]1)[C:14]1[CH:19]=[CH:18][CH:17]=[CH:16][CH:15]=1>>[CH2:13]([N:20]1[CH2:25][CH2:24][C:23]([OH:26])([C:5]2[C:6]3[O:10][CH:9]=[CH:8][C:7]=3[C:2]([F:1])=[CH:3][C:4]=2[F:12])[CH:22]([CH3:27])[CH2:21]1)[C:14]1[CH:15]=[CH:16][CH:17]=[CH:18][CH:19]=1Beginning with 1.27 gm (5.45 mMol) 4,6-difluoro-7-bromobenzofuran and 1.16 gm (5.72 mMol) 1-benzyl-3-methyl-4-oxopiperidine, 1.51 gm (78%) of the desired compound were prepared essentially as described in EXAMPLE 19.
読み込み中…