[C:1]([CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][O:9][C:10]1[CH:15]=[CH:14][CH:13]=[C:12]([CH2:16][CH2:17][CH2:18][CH2:19][CH2:20][CH2:21][O:22][C:23]2[CH:33]=[CH:32][C:26]3[C:27](=[O:31])[CH2:28][CH2:29][O:30][C:25]=3[C:24]=2[CH2:34][CH2:35][CH3:36])[C:11]=1[CH2:37][CH2:38][C:39]([OH:41])=[O:40])([OH:3])=[O:2].[OH-].[Na+:43]>O>[Na+:43].[Na+:43].[C:1]([CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][O:9][C:10]1[CH:15]=[CH:14][CH:13]=[C:12]([CH2:16][CH2:17][CH2:18][CH2:19][CH2:20][CH2:21][O:22][C:23]2[CH:33]=[CH:32][C:26]3[C:27](=[O:31])[CH2:28][CH2:29][O:30][C:25]=3[C:24]=2[CH2:34][CH2:35][CH3:36])[C:11]=1[CH2:37][CH2:38][C:39]([O-:41])=[O:40])([OH:3])=[O:2].[C:1]([CH2:4][CH2:5][CH2:6][CH2:7][CH2:8][O:9][C:10]1[CH:15]=[CH:14][CH:13]=[C:12]([CH2:16][CH2:17][CH2:18][CH2:19][CH2:20][CH2:21][O:22][C:23]2[CH:33]=[CH:32][C:26]3[C:27](=[O:31])[CH2:28][CH2:29][O:30][C:25]=3[C:24]=2[CH2:34][CH2:35][CH3:36])[C:11]=1[CH2:37][CH2:38][C:39]([O-:41])=[O:40])([OH:3])=[O:2]The dicarboxylic acid from example 157 (10 mmol) was neutralized with 20 mL (20 mmol) of 1N aqueous sodium hydroxide. The resulting mixture was diluted with more water and the solution was freeze-dried giving the title salt.
Wird geladen…