Cl[C:2]1[N:7]=[CH:6][N:5]=[C:4]([N:8]2[C:12](=[O:13])[C:11]([C:14]3[CH:15]=[N:16][CH:17]=[CH:18][CH:19]=3)=[CH:10][NH:9]2)[CH:3]=1.[NH:20]1[CH2:23][CH:22]([NH:24][C:25](=[O:31])[O:26][C:27]([CH3:30])([CH3:29])[CH3:28])[CH2:21]1>C(O)C>[O:13]=[C:12]1[N:8]([C:4]2[N:5]=[CH:6][N:7]=[C:2]([N:20]3[CH2:23][CH:22]([NH:24][C:25](=[O:31])[O:26][C:27]([CH3:29])([CH3:28])[CH3:30])[CH2:21]3)[CH:3]=2)[NH:9][CH:10]=[C:11]1[C:14]1[CH:15]=[N:16][CH:17]=[CH:18][CH:19]=1200 mg (0.7 mmol) of the compound from Example 23 and 252 mg (1.5 mmol) of tert-butyl azetidin-3-ylcarbamate are suspended in 6 ml of ethanol and reacted at 120° C. in a single-mode microwave oven (CEM Explorer) for 40 min. The solid formed is filtered off, washed twice with in each case 0.5 ml of ethanol and dried under high vacuum.
Wird geladen…