[CH3:1][N:2]([CH2:4][C:5]1[CH2:9][C-:8]=[CH:7][C:6]=1[CH2:10][NH:11]C1C=CN=C2C=1C=CC(Cl)=C2)[CH3:3].[CH2:23]1[C-:27]=[CH:26][CH:25]=[CH:24]1.[Fe+2:28].CN(C[C-]1C=CC=C1C=O)C.[CH-]1C=CC=C1.[Fe+2].CN(C[C-]1C=CC=C1)C.[CH-]1C=CC=C1.[Fe+2]>>[NH2:11][CH2:10][C-:6]1[CH:7]=[CH:8][CH:9]=[C:5]1[CH2:4][N:2]([CH3:3])[CH3:1].[CH-:23]1[CH:27]=[CH:26][CH:25]=[CH:24]1.[Fe+2:28]The known method for the manufacture of ferroquine, partially represented in scheme 2 below, consists in synthesizing firstly 1-[(dimethylamino)methyl]-2-formyl-ferrocene from (dimethylamino)methyl-ferrocene with a yield of about 85%, then in preparing the corresponding intermediate oxime, and finally in carrying out reduction of this oxime which leads to obtaining 1-(aminomethyl)-2-[(dimethylamino)methyl]-ferrocene which can be isolated in the form of dihydrochloride. The yield of synthesis of the dihydrochloride 1-(aminomethyl)-2-[(dimethylamino)methyl]-ferrocene relative to 1-[(dimethylamino)methyl]-2-formyl-ferrocene is 55-65%.
読み込み中…