同义词: CI Food Yellow 4, TARTRAZINE
定义: Tartrazine consists essentially of trisodium \n5-hydroxy-1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-H-pyrazole-3-carboxylate\n and subsidiary colouring matters together with sodium chloride and/or sodium \nsulfate as the principal uncoloured components. Tartrazine is described\n as the sodium salt.
班级: Monoazo
颜色指数 19140
Einecs: 217-699-5
化学名称: Trisodium-5-hydroxy-1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-Hpyrazole-3-carboxylate
化学式: C16H9N4Na3O9S2
分子量: 534,37