2-(4-Bromophenyl)propan-2-amine → 9-{2-[1-(4-Bromo-phenyl)-1-methyl-ethylamino]-ethyl}-3,3-dimethyl-1,5-dioxa-spiro[5.5]undecan-9-ol
Reaktionsgleichung
[OH:1][C:2]1([CH2:15][CH:16]=O)[CH2:14][CH2:13][C:5]2([O:10][CH2:9][C:8]([CH3:12])([CH3:11])[CH2:7][O:6]2)[CH2:4][CH2:3]1.[Br:18][C:19]1[CH:24]=[CH:23][C:22]([C:25]([NH2:28])([CH3:27])[CH3:26])=[CH:21][CH:20]=1>>[Br:18][C:19]1[CH:20]=[CH:21][C:22]([C:25]([NH:28][CH2:16][CH2:15][C:2]2([OH:1])[CH2:3][CH2:4][C:5]3([O:6][CH2:7][C:8]([CH3:12])([CH3:11])[CH2:9][O:10]3)[CH2:13][CH2:14]2)([CH3:26])[CH3:27])=[CH:23][CH:24]=1Komponenten
3
Versuchsvorschrift
The title compound is prepared from (9-hydroxy-3,3-dimethyl-1,5-dioxa-spiro[5.5]undec-9-yl)-acetaldehyde and 1-(4-bromo-phenyl)-1-methyl-ethylamine following a procedure analogous to that described in Step 3 of Intermediate 2. Yield: 75% of theory; LC (method 5): tR=1.12 min; Mass spectrum (ESI+): m/z=440/442 (Br) [M+H]+.