N,N-Dimethyl-p-phenylenediamine dihydrochloride536-46-931 % similar 4,4'-Bis(dimethylamino)benzophenone90-94-831 % similar Pyridine-2-azo-p-dimethylaniline13103-75-831 % similar Leucomalachite green129-73-731 % similar 4-(Dimethylamino)phenyldiphenylphosphine739-58-231 % similar 4-(Dimethylamino)benzohydrazide19353-92-530 % similar p-Tricyanovinyl-N,N-dimethylaniline6673-15-030 % similar Poly(ethylene glycol) bis(p-dimethylaminobenzoate)71512-90-830 % similar Fenuron101-42-830 % similar 4-Dimethylaminoacetophenone2124-31-430 % similar 4-(Dimethylamino)benzoyl chloride4755-50-430 % similar