[Si:1]([O:8][C:9]1[CH:10]=[C:11]([CH:14]=[CH:15][CH:16]=1)[CH:12]=O)([C:4]([CH3:7])([CH3:6])[CH3:5])([CH3:3])[CH3:2].Cl.[NH2:18][C:19]1([C:23]([O:25][CH2:26][CH3:27])=[O:24])[CH2:22][CH2:21][CH2:20]1>>[Si:1]([O:8][C:9]1[CH:10]=[C:11]([CH:14]=[CH:15][CH:16]=1)[CH2:12][NH:18][C:19]1([C:23]([O:25][CH2:26][CH3:27])=[O:24])[CH2:22][CH2:21][CH2:20]1)([C:4]([CH3:7])([CH3:6])[CH3:5])([CH3:3])[CH3:2]Prepared as in Example 12-1b from 3-(tert-butyldimethylsilyloxy)benzaldehyde (Example 12-1c) and ethyl 1-aminocyclobutanecarboxylate hydrochloride. Yield 77%, colorless liquid. MS 364 (MH+).
Wird geladen…