2-Amino-5-nitrotoluene; 4-Nitro-o-toluidine; Azoic Diazo No. 34; C.I. 37100; fast red RL base; PNOT; 2-Methyl-4-Nitroamiline; Fast Red; 1-amino-2-methyl-4-nitrobenzene; 2-amino-1-methyl-5-nitrobenzene; meisei fast red rl base; meisi fast red rl base; mitsui red rl base; MNA; naphtoelan red rl base; naphtholean red rl base; red base ciba x; red base irga x; red base nrl; red rl base; sanyo fast red salt rl; sanyo fast red rl base; spectrolene red rl; symulon red rl base; tulabase fast red rl; yamada fast red rl base; 2-methyl-4-nitrophenylamine; 4-nitro-6-methylaniline; 5-nitro-2-aminotoluene; ansibases red rl; azoene fast red gl base; azogene fast red nrl salt; diabase red rl; diazo fast red rl; daito red base rl; devol red salt e; devol red rl; fast red 5nt; fast red base rl; fast red salt rl; hiltonil fast red rl base; hiltosal fast red rl salt; kako red rl base; kayaku red rl base; Scarlet Base G; 2-amino-5?nitrotoluene