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- Ethyl lactate was synthesized with sodium bisulfate. 采用硫酸氢钠为催化剂合成乳酸乙酯。
- Ethyl lactate is partly miscible with water and most organic solvents . 乳酸乙酯易溶与水和多种有机溶剂。
- The principle of producing ethyl lactate for cell-stored jar wine and sour wine, and fermentation process was given. 仓贮坛酒、贮坛装酸酒和发酵过程中乳酸乙酯的形成机理。
- Especially, ethyl caproate content and ethyl lactate content in liquor produced in reconstructed pit increased greatly. 窖池产酒的主体香味成分己酸乙酯和乳酸乙酯含量提高较大；
- A synthetic method of ethyl lactate catalyzed by siticic-tungsten acid was studied. 研究了硅鸽酸催化合成乳酸乙酯的方法；
- Ethyl pyruvate was synthesized from ethyl lactate using TBHP as oxidant and TBAB as phase transfer catalyst,the purity of product was over 98 %. 以叔丁基过氧化氢(TBHP)为氧化剂,四丁基溴化铵(TBAB)为相转移催化剂,有效地将乳酸乙酯氧化合成丙酮酸乙酯,产品纯度达98%25以上。
- The reaction is environment friendly and easy to operate,it provides a new method to synthesize ethyl pyruvate from ethyl lactate. 该反应操作简单,无污染,为丙酮酸乙酯合成开辟了新方向。
- Ethyl lactate was synthesized by transesterification of D, L-lactide with ethanol utilizing concentrated sulfuric acid as catalyst. 研究了D,L-丙交酯在浓硫酸催化作用下,与乙醇进行酯交换反应合成乳酸乙酯。
- Mixture of chiral enantiomers of ethyl lactate and ethyl pyruvate was separated completely by gas chromatography on chiral stationary phase. 运用气相色谱手性固定相在适宜的色谱操作条件下将丙酮酸乙酯和乳酸乙酯手性对映体完全分离。
- For instance,the main body fl avoring components in Fen-flavor liquors were ethyl acetate and ethyl lactate b ut just slight content of ethyl caproate. 例如汾酒中以乙酸乙酯和乳酸乙酯为主体香,而己酸乙酯含量甚微。汾酒中的乙酸乙酯含量在所有名白酒中是最高的。
- Synthesis of ethyl lactate is studied by using imidazole ionic liquid as catalyst and ethyl acetate as water-stripping agent. 摘要 以酸性咪唑离子液体为催化剂，乙酸乙酯为带水剂研究了乳酸乙酯的合成。
- This strain can reduce the content of ethyl lactate ,but also can increase the content of ehyl acetate in varying degrees in thinese spirit body,and can increase the out... 该菌株不仅可以降低酒体中的乳酸乙酯含量,面且可以在不同程度上提高酒体中的乙酸乙酯含量,并且还可以提高出酒率。
- BPC can increase the contents of Na +-K +-ATPase and lactate decrease the content of lactic acid in rat brain. BPC能够增加脑中Na+ K+ ATP酶和LDH含量 ,并能降低脑LD含量
- Synthesizing Ethyl Lactate with Rectification 精馏法合成乳酸乙酯的研究
- Scientific and Rational Research on "Increasing Ethyl Hexanoate and Decreasing Ethyl Lactate"in Luzhou-flavor Liquor Production 浓香型白酒生产中"增己降乳"科学、合理性的研究
- Study on Synthesis of Ethyl Lactate 柠檬酸乙酯合成
- Keywords Luzhou-flavor liquor;ethyl lactate;ethyl hexanoate;increasing ethyl hexanoate;decreasing ethyl lactate;fermentation;control methods; 浓香型白酒;乳酸乙酯;己酸乙酯;增己;降乳;发酵;控制方法;
- The birthrate in the city has been decreasing. 该市的出生率一直持续下降。
- Interest in the sport is decreasing. 人们对此项运动的兴趣已逐渐淡薄。
- Synthesis of ethyl lactate by catalytic distillation 催化精馏制备乳酸乙酯
