[NH:1]1[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]1.[Cl:7][C:8]1[CH:15]=[C:14]([N+:16]([O-:18])=[O:17])[CH:13]=[CH:12][C:9]=1[CH2:10]Cl>>[Cl:7][C:8]1[CH:15]=[C:14]([N+:16]([O-:18])=[O:17])[CH:13]=[CH:12][C:9]=1[CH2:10][N:1]1[CH2:6][CH2:5][CH2:4][CH2:3][CH2:2]1Prepared analogously to Example 4.29.a. from 4 mL (40 mmol) of piperidine and 2 g (9.71 mmol) of 2-chloro-4-nitrobenzylchloride. Yield: 2.39 g (97% of theory); C12H15ClN2O2 (M=254.71); calc.: molecular ion peak (M+H)+: 255/257 (Cl); found: molecular ion peak (M+H)+: 255/257 (Cl); Rf value: 0.32 (silica gel, petroleum ether/ethyl acetate (6:1)).
Wird geladen…