3,3′-Iminobis(N,N-dimethylpropylamine) may be used: ? in the synthesis of dimeric quaternary alkylammonium conjμgates of sterols. ? as nitrogen containing tridentate lignand in the preparation of [3,3′-iminobis(N,N-dimethylpropylamine)](4′-methoxyflavonolato)zinc(II) perchlorate complex. ? in the preparation of 2-[[[N,N-bis[3-(N,N-dimethylamino)propyl]amino]carbonyl]-1-methyl-4-nitropyrrole and 3-(9-anthracenyl)- N,N-bis[3-(N,N-dimethylamino)propyl]-5-methyl-4-isoxazole carboxamide. 3,3′-Iminobis(N,N-dimethylpropylamine) may be used: ? in the synthesis of dimeric quaternary alkylammonium conjugates of sterols. ? as nitrogen containing tridentate lignand in the preparation of [3,3′-iminobis(N,N-dimethylpropylamine)](4′-methoxyflavonolato)zinc(II) perchlorate complex. ? in the preparation of 2-[[[N,N-bis[3-(N,N-dimethylamino)propyl]amino]carbonyl]-1-methyl-4-nitropyrrole and 3-(9-anthracenyl)- N,N-bis[3-(N,N-dimethylamino)propyl]-5-methyl-4-isoxazole carboxamide.