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The effect that isopropyl xanthogen ethyl formate is synthesized with isopropyl xanthate under differ condition has been studied.

考察了不同条件对异丙基黄药合成异丙基黄原酸甲酸乙的影响。

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The preparation of hydroxyacetone was studied by esterification of chloroacetone with sodium formate and alcholysis of acetonyl formate with methanol.

以一氯丙酮、甲酸钠和甲醇为原料经合成羟基丙酮,研究了条件对相转移催以及醇蒸馏过程的影响。

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A series of toxic products were produced after photocatalysis on ethanol, such as acetaldehyde, ethyl formate, ethyl acetate, diethoxymethane, 1,1-diethoxyethane.

如乙醇的产物包括乙醛,乙酸乙,乙酸甲,缩醛等一系列有害物质。

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Hordenine propyl formate and chemical osmosis are the two ways of extracting Glutathione(GSH) from yeast have been introduced and compared in this review.

介绍了从酵母中分离纯谷胱甘肽(GSH)的两种抽提方法:对羟基苯甲酸丙法和学渗透法,并对其进行了对比。

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Synthesis of isoamyl formate, isoamyl acetate, isoamyl propionate, isoamyl butyrate, isoamyl isobutyrate and isoamyl isovalerate by catalysis of hydrated ferric chloride are reported.

研究了氯铁催合成甲酸异戊、乙酸异戊、丙酸异戊、丁酸异戊、异丁酸异戊和异戊酸异戊

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auris, auriscalpium, auriscoe, auriscope, auriscopic, auriscopically, auriscopy, aurist, auristics, auristilla,

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3G, 401(K), a,

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The known syntheses are effective, and methyl formate is already cheap.

酯熟知的合成方法很有效,而且很便宜。

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For example, you convert formaldehyde into a compound called formate, which helps make the nucleic acids adenine and guanine — two of the four building blocks of DNA.

举个例子,你把醛转成一种叫帮助生成核腺嘌呤和鸟嘌呤——这是 DNA 的四个组成部分中的两个。

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Anthony Remijan, of America's National Radio Astronomy Observatory, who is one of the astronomers putting ALMA through its paces, is studying the formation of methyl formate, a compound widely used on Earth in applications from insulation to insecticides.

美国国家射电天文台的Anthony Remijan是将ALMA引入这个方向的天文学家中的一员。他正在研究酯的形成过程。从绝缘体到杀虫剂,可以说地球上到处都是酯。

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aurones, aurophore, auroplasty, aurora, aurora australis, aurora borealis, aurorae, auroral, auroraphobia, aurore,

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