[CH2:1](OC1C=CC=CC=1)[CH:2]=[CH:3][C:4]1[CH:9]=[CH:8][CH:7]=[CH:6][CH:5]=1.[CH2:17]([NH:24][CH2:25][C:26]1[CH:31]=[CH:30][CH:29]=[CH:28][CH:27]=1)[C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=1>>[CH2:25]([N:24]([CH2:17][C:18]1[CH:23]=[CH:22][CH:21]=[CH:20][CH:19]=1)[CH2:1]/[CH:2]=[CH:3]/[C:4]1[CH:5]=[CH:6][CH:7]=[CH:8][CH:9]=1)[C:26]1[CH:31]=[CH:30][CH:29]=[CH:28][CH:27]=1Following the general procedure using cinnamyloxybenzene (105 mg, 0.50 mmol) and dibenzylamine (148 mg, 0.75 mmol), the reaction was stirred for 0.5 h at rt. Column chromatography on silica gel (eluting with 8% EtOAc/hexanes) afforded the product as a pale yellow liquid (145 mg, 93%).
Wird geladen…