| Synonym | Acid green 50, Acid green 50, monosodium salt, Ammonium, (4-(p-dimethylamino)-a-(2-hydroxy-3,6-disulfo-1-naphthyl) benzylidene)-2,5-cyclohexadien-1-ylidene) dimethyl-, hydroxide, inner salt, sodium salt, CI 44090, N-[4-[[4-(Dimethylamino) phenyl] (2-hydroxy-3,6-disulfo-1-naphthalenyl) methylene]-2,5-cyclohexadien-1-ylidene]-N-methylmethanaminium hydroxide, inner salt, monosodium salt, Food green 4 Green S, Lissamine green B, Methanaminium, N-[4-[[4-(Dimethylamino) phenyl] (2-hydroxy-3,6-disulfo-1-naphthalenyl) methylene]-2,5-cyclohexadien-1-ylidene]-N-methyl-, hydroxide, inner salt, monosodium salt, Wool green S |