Tert-butyl 3-hydroxy-4-{4-[3-(2-methoxybenzyloxy) propoxy]phenyl}piperidine-1-carboxylate → Tert-butyl 3-[4-bromo-3-(3-methoxypropoxy)benzyloxy]-4-{4-[3-(2-methoxybenzyloxy)propoxy]phenyl}piperidine-1-carboxylate
Reaktionsgleichung
[OH:1][CH:2]1[CH:7]([C:8]2[CH:13]=[CH:12][C:11]([O:14][CH2:15][CH2:16][CH2:17][O:18][CH2:19][C:20]3[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=3[O:26][CH3:27])=[CH:10][CH:9]=2)[CH2:6][CH2:5][N:4]([C:28]([O:30][C:31]([CH3:34])([CH3:33])[CH3:32])=[O:29])[CH2:3]1.[Br:35][C:36]1[CH:41]=[CH:40][C:39]([CH2:42]Br)=[CH:38][C:37]=1[O:44][CH2:45][CH2:46][CH2:47][O:48][CH3:49]>>[Br:35][C:36]1[CH:41]=[CH:40][C:39]([CH2:42][O:1][CH:2]2[CH:7]([C:8]3[CH:13]=[CH:12][C:11]([O:14][CH2:15][CH2:16][CH2:17][O:18][CH2:19][C:20]4[CH:25]=[CH:24][CH:23]=[CH:22][C:21]=4[O:26][CH3:27])=[CH:10][CH:9]=3)[CH2:6][CH2:5][N:4]([C:28]([O:30][C:31]([CH3:34])([CH3:33])[CH3:32])=[O:29])[CH2:3]2)=[CH:38][C:37]=1[O:44][CH2:45][CH2:46][CH2:47][O:48][CH3:49]Komponenten
3
Edukt 2
Produkt 1
Versuchsvorschrift
Analogously to Method D, 3:35 g of tert-butyl 3-hydroxy-4-{4-[3-(2-methoxybenzyloxy)-propoxy]phenyl}piperidine-1-carboxylate and 3.17 g of 1-bromo-4-bromomethyl-2-(3-methoxypropoxy)benzene (Example 79c) are used to obtain the title compound as a slightly yellowish oil. Rf=0.35 (1:1 EtOAc-heptane); Rt=6.42.