脱氢醋酸钠用途

详情描述：

脱氢醋酸钠
中文别名:脱氢乙酸钠;钠3-(1-羟乙基李登)-6-甲基-1?2-吡喃-2?4-(3H)-二酮
英文名称:Sodium dehydroacetate
英文别名:DHA-S; DHA-sodium; DHN; harven; 2H-Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-, ion (1-), sodium; 3-(1-hydroxyethylidene)-6-methyl-2H-pyran-2,4(3H)-dione sodium salt; sodium 3-acetyl-6-methyl-2H-pyran-2,4(3H)-dione; 4-hexenoic acid, 2-acetyl-5-hydroxy-3-oxo, delta-lactone, sodium derivative; Acetyl-5-hydroxy-3-oxo-4-henenoic acid, delta-lactone, sodium deriv.; Acetyl-6-methyl-2H-pyran-2,4(3H)-dione, sodium; Pyran-2,4(3H)-dione, 3-acetyl-6-methyl-, ion(1-), sodium; ; sodium 3-acetyl-6-methyl-4-oxo-4H-pyran-2-olate; sodium 3-acetyl-6-methyl-2-oxo-2H-pyran-4-olate; 2H-pyran-2,4(3H)-dione, 3-acetyl-6-methyl-, sodium salt (1:1)
CAS:4418-26-2
EINECS:224-580-1
分子式:C8H8NaO4
分子量:191.1359
物理化学性质
熔点: 295ºC(DEC.)
性质描述: 白色结晶性粉末，无臭、无味、无刺激、水溶液呈中性或弱碱性，难溶于乙醇等有机溶剂。熔点110℃
用途：食品防腐剂，保鲜剂。该产品对食品中的酵母菌、腐败菌、霉菌有着较强的抑菌作用，广泛应用于肉类、鱼类、蔬菜类、水果类、饮料类、糕点类等的防腐、保鲜，是新型广谱抑菌剂。