C(O[C:6]([N:8]1[CH2:12][CH2:11][CH2:10][C@H:9]1[CH:13]([OH:22])[CH2:14][O:15][C:16]1[CH:21]=[CH:20][CH:19]=[CH:18][CH:17]=1)=[O:7])(C)(C)C.[C:23]([O:27][C:28]([N:30]1[CH2:37][CH2:36][CH2:35][C@H:31]1C(O)=O)=[O:29])([CH3:26])([CH3:25])[CH3:24]>>[C:23]([O:27][C:28]([N:30]1[CH2:37][CH2:36][CH2:35][C@H:31]1[C:6]([N:8]1[CH2:12][CH2:11][CH2:10][C@H:9]1[CH:13]([OH:22])[CH2:14][O:15][C:16]1[CH:17]=[CH:18][CH:19]=[CH:20][CH:21]=1)=[O:7])=[O:29])([CH3:26])([CH3:24])[CH3:25]By the same procedure as in Example 26-D), while using (2S)-1-(tert-butoxycarbonyl)-2-(1-hydroxy-2-phenoxyethyl)pyrrolidine (1.93 g) and N-(tert-butoxycarbonyl)-L-proline (1.36 g), there was obtained 2. i0 g of the title compound.
読み込み中…