Ethyl hept-2-ynoate → (S)-2-(4-Bicyclo[3.3.1]non-9-yl-phenoxymethyl)-5-butyl-2,3-dihydro-oxazolo[3,2-a]pyrimidin-7-one
反応式
[CH:1]12[CH:9]([C:10]3[CH:23]=[CH:22][C:13]([O:14][CH2:15][C@H:16]4[O:20][C:19]([NH2:21])=[N:18][CH2:17]4)=[CH:12][CH:11]=3)[CH:5]([CH2:6][CH2:7][CH2:8]1)[CH2:4][CH2:3][CH2:2]2.C([O:26][C:27](=O)[C:28]#[C:29][CH2:30][CH2:31][CH2:32][CH3:33])C>C(Cl)(Cl)Cl>[CH:1]12[CH:9]([C:10]3[CH:23]=[CH:22][C:13]([O:14][CH2:15][C@H:16]4[O:20][C:19]5=[N:21][C:27](=[O:26])[CH:28]=[C:29]([CH2:30][CH2:31][CH2:32][CH3:33])[N:18]5[CH2:17]4)=[CH:12][CH:11]=3)[CH:5]([CH2:4][CH2:3][CH2:2]1)[CH2:6][CH2:7][CH2:8]2参加物
4
実験手順
The title compound was prepared from (S)-5-(4-bicyclo[3.3.1]non-9-yl-phenoxymethyl)-4,5-dihydro-oxazol-2-ylamine (see Example 20) and hept-2-ynoic acid ethyl ester employing the procedure described in Example 95. [α]D25 −14.60 (c 0.5, CHCl3).