[C:1]([O:5][C:6](=[O:20])[NH:7][C:8]1[CH:13]=[CH:12][C:11]([C:14]2[CH:18]=[CH:17][O:16][CH:15]=2)=[CH:10][C:9]=1[NH2:19])([CH3:4])([CH3:3])[CH3:2].C([O:23][C:24](=O)[CH2:25][C:26]([C:28]1[CH:33]=[CH:32][CH:31]=[C:30]([C:34]#[N:35])[CH:29]=1)=[O:27])C>>[C:1]([O:5][C:6](=[O:20])[NH:7][C:8]1[CH:13]=[CH:12][C:11]([C:14]2[CH:18]=[CH:17][O:16][CH:15]=2)=[CH:10][C:9]=1[NH:19][C:24](=[O:23])[CH2:25][C:26]([C:28]1[CH:33]=[CH:32][CH:31]=[C:30]([C:34]#[N:35])[CH:29]=1)=[O:27])([CH3:4])([CH3:2])[CH3:3]Prepared from (2-amino-4-furan-3-yl-phenyl)-carbamic acid tert.-butyl ester (Example G11) and 3-(3-cyano-phenyl)-3-oxo-propionic acid ethyl ester (Pol. J. Chem. 1978, 25) according to the general procedure K. Obtained as an orange solid (460 mg).
Wird geladen…