Toluenediamine may refer to these isomeric organic compounds with the formula C6H3(NH2)2(CH3):
2,4-Diaminotoluene, precursor to toluene diisocyanate and azo dye. 2,6-Diaminotoluene, a common impurity in 2,4-diaminotoluene 2,5-Diaminotoluene, precursor to hair dyes.