[CH3:1][N:2]1[CH2:7][CH2:6][N:5]([NH:8][CH2:9][C:10]2[CH:38]=[CH:37][C:13]([C:14]([NH:16][C:17]3[CH:22]=[C:21]([NH:23][C:24]4[N:29]=[C:28]([C:30]5[CH:31]=[N:32][CH:33]=[CH:34][CH:35]=5)[CH:27]=[CH:26][N:25]=4)[CH:20]=[CH:19][C:18]=3[CH3:36])=[O:15])=[CH:12][CH:11]=2)[CH2:4][CH2:3]1.[CH3:39][S:40]([OH:43])(=[O:42])=[O:41]>C(O)C>[CH3:39][S:40]([OH:43])(=[O:42])=[O:41].[CH3:1][N:2]1[CH2:7][CH2:6][N:5]([NH:8][CH2:9][C:10]2[CH:38]=[CH:37][C:13]([C:14]([NH:16][C:17]3[CH:22]=[C:21]([NH:23][C:24]4[N:29]=[C:28]([C:30]5[CH:31]=[N:32][CH:33]=[CH:34][CH:35]=5)[CH:27]=[CH:26][N:25]=4)[CH:20]=[CH:19][C:18]=3[CH3:36])=[O:15])=[CH:12][CH:11]=2)[CH2:4][CH2:3]14-(4-Methylpiperazin-1-ylaminomethyl)-N-[2-methyl-5-(4-(pyridin-3-yl)pyrimidin-2-yl)aminophenyl]benzamide (1.7 g, 3.42 mmol) was dissolved in ethanol (25 ml), methanesulfonic acid (222 μl, 3.42 mmol) was added, and the mixture was reacted at room temperature for 18 hours. The resulting solid was filtered and washed with acetone to give 4-(4-methylpiperazin-1-ylaminomethyl)-N-[2-methyl-5-(4-(pyridin-3-yl)pyrimidin-2-yl)aminophenyl]benzamide methanesulfonate (1.43 g).
Loading…