Hydrochloric Acid → 5(S)-Amino-4(S)-hydroxy-7(S)-isopropyl-2(R)-methyl-8-[4-methoxy-3-(3-methoxypropyloxy)-phenyl]-octanoic acid N-[2-(4-hydroxypiperidin-1-yl)ethyl]amide dihydrochloride
反応式
[OH:1][CH:2]1[CH2:7][CH2:6][N:5]([CH2:8][CH2:9][NH:10][C:11](=[O:46])[C@H:12]([CH3:45])[CH2:13][C@H:14]([OH:44])[C@@H:15]([NH:36]C(OC(C)(C)C)=O)[CH2:16][C@@H:17]([CH:33]([CH3:35])[CH3:34])[CH2:18][C:19]2[CH:24]=[CH:23][C:22]([O:25][CH3:26])=[C:21]([O:27][CH2:28][CH2:29][CH2:30][O:31][CH3:32])[CH:20]=2)[CH2:4][CH2:3]1.[ClH:47]>O1CCOCC1>[ClH:47].[ClH:47].[OH:1][CH:2]1[CH2:3][CH2:4][N:5]([CH2:8][CH2:9][NH:10][C:11](=[O:46])[C@H:12]([CH3:45])[CH2:13][C@H:14]([OH:44])[C@@H:15]([NH2:36])[CH2:16][C@@H:17]([CH:33]([CH3:35])[CH3:34])[CH2:18][C:19]2[CH:24]=[CH:23][C:22]([O:25][CH3:26])=[C:21]([O:27][CH2:28][CH2:29][CH2:30][O:31][CH3:32])[CH:20]=2)[CH2:6][CH2:7]1参加物
4
反応物 2
生成物 1
試薬・触媒・溶媒 1
反応条件
- 温度
- 0 °C
実験手順
100 mg of 5(S)-tert-butoxycarbonylamino-4(S)-hydroxy-7(S)-isopropyl-2(R)-methyl-8-[4-methoxy-3-(3-methoxypropyloxy)-phenyl]-octanoic acid N-[2-(4-hydroxy-piperidin-1-yl)-ethyl]-amide are dissolved in 3 ml of 4N hydrochloric acid in dioxane at 0° C., and the mixture is stirred for 2 hours at 0° C. The reaction mixture is lyophilised and the title compound is obtained: Rf (dichloromethane/methanol=8:2)=0.08; HPLC Rt =8.85 minutes; FAB-MS (M+H)+ =552.
出典と根拠
- ORDレコード
- ord-29c5b1acee0e4b2492a69a1e4d85f558
- 出典データセット
- uspto-grants-1997_07
- 特許番号
- US05646143
反応ノート
読み込み中…