酒石黄 ,BS,85%

Tartrazine
别名: 肼黄,食用柠檬黄,酸性黄23,1-(4-磺酸苯基)-4-(4-磺酸苯基偶氮)-5-吡唑啉酮-3-羧酸三钠盐,食用色素黄色5号,他特秦
Cas号: 1934-21-0 物化性质:
分子式: C16H9N4Na3O9S2 熔点:
分子量: 534.36337351799 沸点:
EINECS编号: 217-699-5 密度:
MDL号: 储存条件: RT

中文名称:酒石黄 
英文名称:Tartrazine;Tartaryellow;3-Carboxy-5-hydroxy-1-p-sulfophenyl-4-p-sulfophenylazopyrazoletrisodiumsalt;4-(p-Sulfobenzeneazo)-1-p-sulfophenyl-5-hydroxypyrazole-3-carboxylicacidtrisodiumsalt;C.I.19140  
其他名称:肼黄;食用柠檬黄;酸性黄23;1-(4-磺酸苯基)-4-(4-磺酸苯基偶氮)-5-吡唑啉酮-3-羧酸三钠盐;食用色素黄色5号;他特秦  
CAS号:1934-21-0  
C16H9N4Na3O9S2=534.36  
含量:≥85.0%  
重金属:≤40ppm  
砷:≤3ppm  
铅:≤10ppm  
性状(以下信息仅供参考):橙黄色粉末。21℃时的溶解度为:水11.8%,10%的乙醇9%,50%的乙醇3%,溶于甘油,丙二醇,不溶于油脂,属偶氮型酸性染料,耐热性,耐酸性,耐光性,耐盐性均好,在柠檬酸及酒石酸等溶液中很安定。耐氧化性较差,遇碱稍变红,还原时褪色。熔点:300℃。  
用途:本品仅供科研,不得用于其它用途。(以下用途仅供参考)生物染色用。沉淀滴定的吸附指示剂,如用于银盐滴定氯和碘离子,也用作氧化还原指示剂。  
保存:RT  

 

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酒石黄
Tartrazine;4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-[(4-sulfophenyl)azo]-1H-Pyrazole-3-carboxylic acid, trisodium salt;Acid Yellow 23;Dihydro-5-oxo-1-(4-sulfophenyl)-4-((4-sulfophenyl)azo)-1H-pyrazole-3-carboxylic acid, trisodium salt;C.I. 19140;C.I. Acid Yellow 23;FD&C Yellow No. 5;Filter Yellow;Food Yellow No.4;Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-4-((4-sulfophenyl)azo)-, trisodium salt;Tartrazine C;Tartrazine C.I.19140;Trisodium 1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-5-pyrazolone-3- carboxylate;Trisodium 1-(4-sulfophenyl)-4-((4-sulfophenyl)azo)-1H-pyrazole-3-carboxylate;FD & C Yellow 5;Tartrazine (E102);Tartrazine solution;1310yellow;3-carboxy-5-hydroxy-1-para-sulfophenyl-4-para-sulfophenylazopyrazole trisodium salt;c.i.640;CI 19140;E102;FD and C Yellow No. 5;l-gelb2;tartarazine;TARTAZINE;Tartrazin;y-4;YELLOW 5;C.I.19140;Food Yellow 4;Trisodium 1-(4-sulfonatophenyl)-4-(4-sulfonatophenylazo)-5-pyrazolone-3-carboxylate