1-(p-Tolyl)piperazine → 1-(7-Ethoxy-2,2,4,6-tetramethyl-2,3-dihydro-1-benzofuran-5-yl)-4-(4-methylphenyl)piperazine
Reaktionsgleichung
Br[C:2]1[C:3]([CH3:17])=[C:4]([O:14][CH2:15][CH3:16])[C:5]2[O:9][C:8]([CH3:11])([CH3:10])[CH2:7][C:6]=2[C:12]=1[CH3:13].[CH3:18][C:19]1[CH:24]=[CH:23][C:22]([N:25]2[CH2:30][CH2:29][NH:28][CH2:27][CH2:26]2)=[CH:21][CH:20]=1>>[CH2:15]([O:14][C:4]1[C:5]2[O:9][C:8]([CH3:11])([CH3:10])[CH2:7][C:6]=2[C:12]([CH3:13])=[C:2]([N:28]2[CH2:29][CH2:30][N:25]([C:22]3[CH:23]=[CH:24][C:19]([CH3:18])=[CH:20][CH:21]=3)[CH2:26][CH2:27]2)[C:3]=1[CH3:17])[CH3:16]Komponenten
3
Versuchsvorschrift
By using 5-bromo-7-ethoxy-2,2,4,6-tetramethyl-2,3-dihydro-1-benzofuran (500 mg, 1.67 mmol) synthesized in Reference example 98 and 1-(4-methylphenyl)piperazine (589 mg, 3.34 mmol), the reaction was carried out in the same manner as Example 1 to synthesize the title compound 149 mg (yield 23%).
Quellen und Nachweise
- ORD-Eintrag
- ord-177d287e2f1c40459d8e2d0f673efc7a
- Quelldatensatz
- uspto-grants-2012_10