Syonyms Name: C.I. 37105; C.I. Azoic Diazo Component 12; 5-Nitro-o-toluidine; 2-Amino-4-nitrotoluene~5-Nitro-o-toluidine; Fast Scarlet G Base; 2-Amino-4-nitrotoluene; 1-amino-2-methyl-5-nitrobenzene; fast scarlet g; fast scarlet gc base; fast scarlet j salt; fast scarl