3,3'-Diaminobenzidine91-95-2100 % similar 3,3′-Diaminobenzidine tetrahydrochloride7411-49-683 % similar [1,1′-Biphenyl]-3,3′,4,4′-tetramine hydrochloride hydrate (1:4:?)868272-85-971 % similar Tolidine119-93-755 % similar 3,3′-Dihydroxy-4,4′-diaminobiphenyl2373-98-055 % similar 3,3'-Dichlorobenzidine91-94-155 % similar O-Dianisidine119-90-450 % similar 4-Bromo-1,2-benzenediamine1575-37-750 % similar 4-Fluoro-1,2-phenylenediamine367-31-750 % similar 3,4-Diaminotoluene496-72-050 % similar 4-Chloro-1,2-phenylenediamine95-83-050 % similar 3,3′-Dimethylbenzidine dihydrochloride612-82-848 % similar 3,3′-Dichlorobenzidine dihydrochloride612-83-948 % similar 1,2,4-Triaminobenzene dihydrochloride615-47-448 % similar 2-Amino-4-phenylphenol1134-36-744 % similar 3,3′-Dimethoxybenzidine dihydrochloride20325-40-044 % similar 3,4-Diaminobenzonitrile17626-40-344 % similar 2,3-Diaminonaphthalene771-97-143 % similar 1,2,4,5-Tetraaminobenzene tetrahydrochloride4506-66-542 % similar 4-Methoxy[1,1′-biphenyl]-3-amine39811-17-141 % similar