Methanesulfonic Acid → 5-[7-(2-Methoxy-phenyl)-pyrrolo[2,1-f][1,2,4]triazin-2-ylamino]-1,3-dihydro-indol-2-one

Reaction equation

CS([C:4]1[N:9]=[CH:8][C:7]2=[CH:10][CH:11]=[C:12]([C:13]3[CH:18]=[CH:17][CH:16]=[CH:15][C:14]=3[O:19][CH3:20])[N:6]2[N:5]=1)=O.CS(O)(=O)=O.[NH2:26][C:27]1[CH:28]=[C:29]2[C:33](=[CH:34][CH:35]=1)[NH:32][C:31](=[O:36])[CH2:30]2.COCC(O)C>>[CH3:20][O:19][C:14]1[CH:15]=[CH:16][CH:17]=[CH:18][C:13]=1[C:12]1[N:6]2[C:7]([CH:8]=[N:9][C:4]([NH:26][C:27]3[CH:28]=[C:29]4[C:33](=[CH:34][CH:35]=3)[NH:32][C:31](=[O:36])[CH2:30]4)=[N:5]2)=[CH:10][CH:11]=1