英语词汇“malonic ester”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

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单词	malonic ester
释义	Definition of malonic ester in English: malonic ester noun Chemistry The diethyl ester, CH₂(COOC₂H₅)₂, of malonic acid, which is a liquid widely used in synthesis, as of carboxylic acids RR′C(COOH)₂ or RR′CHCOOH by alkylation with alkyl halides ("malonic ester synthesis"). Origin Late 19th century; earliest use found in Chemical News. Definition of malonic ester in US English: malonic ester noun Chemistry The diethyl ester, CH₂(COOC₂H₅)₂, of malonic acid, which is a liquid widely used in synthesis, as of carboxylic acids RR′C(COOH)₂ or RR′CHCOOH by alkylation with alkyl halides ("malonic ester synthesis"). Origin Late 19th century; earliest use found in Chemical News.
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更新时间：2026/6/9 0:09:58