[NH2:1][C:2]1[C:18]([Cl:19])=[CH:17][C:5]([C:6]([NH:8][CH:9]2[CH:14]3[CH2:15][CH2:16][N:11]([CH2:12][CH2:13]3)[CH2:10]2)=[O:7])=[C:4]([O:20][CH2:21][C:22](=[O:24])[CH3:23])[CH:3]=1.[BH4-].[Na+]>C(O)C>[NH2:1][C:2]1[C:18]([Cl:19])=[CH:17][C:5]([C:6]([NH:8][CH:9]2[CH:14]3[CH2:15][CH2:16][N:11]([CH2:12][CH2:13]3)[CH2:10]2)=[O:7])=[C:4]([O:20][CH2:21][CH:22]([OH:24])[CH3:23])[CH:3]=1The product from Example 75 is treated with sodium borohydride in absolute ethanol at reflux to give the title compound.
Wird geladen…