不过,与它们的人类远亲不太一样,树鼩会迅速将大部乙醇进行新陈代谢,产生一种称为乙基葡萄糖醛酸苷(ethyl glucuronide,EtG)的副产物。
Unlike their distant human relatives, however, tree shrews quickly metabolise most of the alcohol they consume into a by-product called ethyl glucuronide (EtG).
产品成分:去离子水、甘油、丁二醇、芦荟提取液、透明质酸、尿囊素、苯氧乙醇、维生素c乙基醚、PEG - 40氢化蓖麻油、EDTA -二钠、香料。
Ingredients: Deionized Water, Glycerin, Butanediol, Aloe Extract, ha, Allantoin, Phenoxyethanol, Ethyl Ascorbic Acid, PEG-40 Hydrogenated Castor Oil, EDTA-Disodium Salt, Essence.
前言:结合双分子亲核取代反应机理,对乙醇和盐酸反应过程进行分析,合理确定了工业生产乙基氯的工艺路线。
Combine with the"S N2 "mechanism, after analyses the reaction process of alcohol and hydrochloric acid, we reasonably determined the industrial process for the production of Ethyl chloride.
用国产NKC-29型强酸性阳离子交换树脂为催化剂,在常压液相条件下用乙醇和叔戊醇为原料合成了乙基叔戊基醚。
Ethanol and tert-amyl alcohol were employed to synthesize tert-amyl ethyl ether in the liquid phase at atmospheric pressure. The strong acid cation exchange resin, NKC-29, was used as catalyst.
在我们的合成方法中,先从-苯乙醇开始合成了-苯乙基氯,再用丙二酸二乙酯的烯醇盐离子进行亲核取代。
First we synthesized the -phenylethyl chloride from -phenylethyl alcohol. Then it was substituted by enolate anion of diethyl malonate and converted to ester.
在我们的合成方法中,先从-苯乙醇开始合成了-苯乙基氯,再用丙二酸二乙酯的烯醇盐离子进行亲核取代。
First we synthesized the -phenylethyl chloride from -phenylethyl alcohol. Then it was substituted by enolate anion of diethyl malonate and converted to ester.
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