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Because of all these disvantages acetylchloride is used to react with absolute ethyl alcohol and synthesize ethyl acetate.

方法存在以上缺点,用乙酰氯代替乙酸作为原料,不使用任何催剂,不加热,常温反应来合成乙酸乙酯。

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Xanthoxylin was extracted from Zanthoxylum Bungeanum Maxim of Sichuan Hanyuan using absolute ethyl alcohol, ether, acetone and water as solvent.

用无水乙醇、乙醚、丙酮及水作溶剂,对四川汉源花椒作了精油提取研究。

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Isobornyl ethyl ether was prepared by the catalytic ethoxylation of camphene with ethyl alcohol in the presence of cation exchange resin fixed bed.

莰烯在阳离子交换树脂固定床催乙醇反应生成异菠基乙醚。

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The synthesis of tridecane dicarboxylic acid diethyl ester with ethyl alcohol and tridecane dicarboxylic acid as reactants and cation exchange resin as catalyst had been studied.

以强酸性阳离子交换树脂为催剂,十三碳二元酸乙醇为原料合成十三碳二元酸二乙酯,考察了影响反应的因素。

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学生科学报

The ADH7 gene produces a protein that helps to break down ethyl alcohol.

ADH7 基因产生一种有助于分解乙的蛋白质。

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Scishow 精选系列

If that sounds familiar to you, it's because this is very similar to modern perfumes, which are mostly ethyl alcohol with essential oils as fragrances.

如果你觉得这听起来很熟悉,那是因为这香水非常相似,香水主要是乙和精油制作的。

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Scishow 精选系列

Whenever you hear people talking about " alcohol" , like 99.99 percent of the time, what they're talking about is ethanol, also known as ethyl alcohol.

当你听到“酒精”的时候,大概在百分之九十九的时候,他们的一般都是乙

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SciShow - Chemistry

Whenever you hear people talking about " alcohol" , like 99.99 percent of the time, what they’re talking about is ethanol, also known as ethyl alcohol.

每当你听到们谈论“酒精” 时,99. 99% 的情况下,他们谈论的是乙, 也称为乙

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当月 CNN 10 学生英语 2020年8月合集

The U.S. Environmental Protection Agency lists products containing ethyl alcohol and hydrogen peroxide as likely being effective cleaners but the race is on to see what else can do the trick, essential oils, candles, ultraviolet light.

美国环境保护署列出了含有乙和双氧水的产品,这些可能是有效的清洁剂,但目前还在寻找其他有效产品,精油、蜡烛、紫外线等。

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