[OH:1][C@@H:2]([CH2:7][O:8][CH:9]([CH3:11])[CH3:10])[C:3]([O:5][CH3:6])=[O:4].Cl[C:13]1[N:18]=[CH:17][N:16]=[C:15]2[N:19]([C:22]3[CH:27]=[CH:26][CH:25]=[CH:24][C:23]=3[Cl:28])[N:20]=[CH:21][C:14]=12>>[Cl:28][C:23]1[CH:24]=[CH:25][CH:26]=[CH:27][C:22]=1[N:19]1[C:15]2=[N:16][CH:17]=[N:18][C:13]([O:1][C@@H:2]([CH2:7][O:8][CH:9]([CH3:11])[CH3:10])[C:3]([O:5][CH3:6])=[O:4])=[C:14]2[CH:21]=[N:20]1D2a was prepared in an analogous fashion to D1b from (S)-methyl 2-hydroxy-3-isopropoxypropanoate C7a and B1.
読み込み中…