Hydrochloric Acid → HCID 15670189、化合物
反応式
[Na+].[C:2]([S:5][CH2:6][CH:7]([CH2:20][C:21]1[CH:26]=[CH:25][C:24]([F:27])=[CH:23][CH:22]=1)[C:8]([NH:10][C:11]1[CH:12]=[C:13]([CH:17]=[CH:18][CH:19]=1)[C:14]([O-:16])=[O:15])=[O:9])(=[O:4])[CH3:3].Cl>O>[C:2]([S:5][CH2:6][CH:7]([CH2:20][C:21]1[CH:22]=[CH:23][C:24]([F:27])=[CH:25][CH:26]=1)[C:8]([NH:10][C:11]1[CH:12]=[C:13]([CH:17]=[CH:18][CH:19]=1)[C:14]([OH:16])=[O:15])=[O:9])(=[O:4])[CH3:3]参加物
4
実験手順
3-[[2-Acetylthiomethyl-3-(4-fluorophenyl)propionyl]amino]benzoic acid sodium salt (compound of Example 40) (0.5 g) is dissolved in water (10 ml), and the mixture is adjusted to pH 2.5 with 1N hydrochloric acid with stirring under ice cooling, and the mixture is extracted with ethyl acetate (20 ml). The extract is washed with water and dried over anhydrous magnesium sulfate, and then ethyl acetate is distilled off to give the title compound (0.4 g).