Ethyl lactate was synthesized with sodium bisulfate.
采用硫酸氢钠为催化剂合成乳酸乙酯。
The maximal yield of ethyl lactate has reached up to 82%.
在适宜的工艺条件下乳酸乙酯的酯化率达到82%。
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%以上。
In addition, acetaldehyde, ethyl acetate, ethyl caproate, ethyl valerate, ethyl lactate and some other unidentified compositions were also detected.
发酵过程中还检测到乙醛、乙酸乙酯、己酸乙酯、戊酸乙酯和乳酸乙酯等成分及一些未知成分。
To avoid the high cost in purifying lactic acid, lactide was prepared directly in the thesis from ethyl lactate and ammonium lactate, which are intermediate products in the manufacture of lactic acid.
本文从乳酸生产过程中的中间体——乳酸乙酯和乳酸铵出发，避开乳酸的纯化工艺，直接进行合成丙交酯的研究。
Ethyl lactate is one kind of comestible synthetic spicery. It is also one kind of good solvent.
乳酸乙酯是一种食用合成香料，它还是一种非常好的溶剂。
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 relative contents of ethyl lactate, ethyl hexanoate, ethyl octanoate, ethyl decanoate, diethyl succinate and monoethyl succinate are higher in sea buckthorn dry wine than in ice wine (P < 0.05) ;
干酒中脂肪酸乙酯的相对含量高于冰酒（P〈0．05）；高级醇在冰酒中的相对含量高于干酒（P〈0．05）；
The relative contents of ethyl lactate, ethyl hexanoate, ethyl octanoate, ethyl decanoate, diethyl succinate and monoethyl succinate are higher in sea buckthorn dry wine than in ice wine (P < 0.05) ;
干酒中脂肪酸乙酯的相对含量高于冰酒（P〈0．05）；高级醇在冰酒中的相对含量高于干酒（P〈0．05）；
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