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1)  4,6-dimethyl-α-pyrone-5-car-boxylic acid
异脱氢醋酸
2)  dehydroacetic acid
脱氢醋酸
1.
Studies of preservative effect of Dehydroacetic acid on cheese;
脱氢醋酸对干酪防腐效果的研究
2.
The optimum reaction conditions for synthesis of dehydroacetic acid are investigated by cha nging reaction conditions and catalysts.
脱氢醋酸的工业生产方法有双乙烯酮法和乙酰乙酸乙酯法。
3.
Synthesis method of dehydroacetic acid was introduced in the paper , and its new uses was pointed ou
文中介绍了脱氢醋酸的合成方法,并指出它的一些新的用途。
3)  sodium dehydroacetate
脱氢醋酸钠
1.
Application of sodium dehydroacetate complex antiseptic in low temperature meat products;
脱氢醋酸钠复合防腐剂在低温肉制品中的应用
2.
The relation between sodium dehydroacetate and preservation quality of pickling pepper was studied by analyzing the effects of sodium dehydroacetate on fermentation and quality in preservation process.
通过分析脱氢醋酸钠对糟辣椒发酵及保藏过程中品质的影响,从而了解脱氢醋酸钠与糟辣椒生产与保藏质量的关系。
3.
The thesis studied changes of Carassius auratus during cold storage in the way of applying membrane on the surface by using chitosan and sodium dehydroacetate as the main preservatives to make keeping fresh liquids.
以壳聚糖、脱氢醋酸钠为主要防腐剂,配制成保鲜液,利用涂膜保鲜方法对鲫鱼进行保鲜。
4)  disodium dehydroacetate
脱氢醋酸钠
1.
The applications of disodium dehydroacetate in bakery productions;
脱氢醋酸钠在焙烤食品中的应用
2.
The effects of anti-microbial of disodium dehydroacetate and sodium benzoate on the total microbial and yeast growth under the different sugaring temperature(5、15、25℃) of the traditional Chinese plum preserves were studied.
对比了脱氢醋酸钠和苯甲酸钠在李子蜜饯糖渍过程中在不同糖渍温度(5、15、25℃)下的抑菌特性。
5)  17β–acetyloxy–estra–4,6–diene–3–one
脱氢诺龙醋酸酯
6)  4,6-dimethyl-coumaric acid
异脱氢乙酸
补充资料:异脱氢醋酸
分子式:
CAS号:

性质:又称4,6-二甲基-α-吡喃酮-5-羧酸;异脱氢醋酸。针状或板状晶体(由水重结晶)或柱状晶体(由乙醇重结晶)。熔点155℃。能溶于乙醇、乙醚、热水。有升华性。将浓硫酸作用于乙酰乙酸乙酯,放置后,本品与本品的乙酯一同产生。此外,本品的乙酯也可由乙酰乙酸乙酯在冷时通入氯化氢饱和制取。用作香料原料。其衍生物:(1)甲酯,针状晶体(由稀乙醇或乙醚重结晶),熔点67~67.5℃,沸点188℃(3.999kPa),162℃(1.866kPa)。(2)乙酯,熔点17~18℃、17.5~18.5℃或24~25℃,沸点285℃(分解)、191℃(4.666kPa)、185℃(3.333kPa)、177℃(2.133kPa)、166℃(1.599kPa),相对密度d4201.1673。

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