maleic acid

maleic acid
maleic acid maleic acid n. (Chem.) An unsaturated dicarboxylic acid ({HO.CO.CH=CH.CO.OH}) of cis conformation, having various uses in the manufacture of artificial resins, the dyeing and finishing of wool, silk, and cotton, and also combined with certain drugs to make salts more soluble than the basic forms. The corresponding isomer having trans conformation, is identical in chemical formula, is called {fumaric acid}. --MI11 [PJC]

The Collaborative International Dictionary of English. 2000.

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  • maleic acid — [mə lē′ik] n. [< Fr maléique, altered (1834) by T. J. Pelouze (1807 67), Fr chemist < malique,MALIC (ACID), to indicate a relationship between the two acids] a colorless, crystalline, poisonous acid, HOOCCH: CHCOOH, an isomer of fumaric… …   English World dictionary

  • Maleic acid — Not to be confused with Malic acid or malonic acid. Maleic acid …   Wikipedia

  • maleic acid — /meuh lee ik/, Chem. a colorless, crystalline, water soluble solid, C4H4O4, isomeric with fumaric acid, having an astringent, repulsive taste and faint acidulous odor: used in the manufacture of synthetic resins, the dyeing and finishing of… …   Universalium

  • maleic acid — maleino rūgštis statusas T sritis chemija formulė HOOCCH=CHCOOH atitikmenys: angl. maleic acid rus. малеиновая кислота ryšiai: sinonimas – (Z) buteno dirūgštis …   Chemijos terminų aiškinamasis žodynas

  • maleic acid — [mə leɪɪk] noun Chemistry a crystalline acid made by distilling malic acid, used in making synthetic resins. Origin C19: maleic from Fr. maléique, alt. of malique (see malic acid) …   English new terms dictionary

  • maleic acid — noun an unsaturated organic dicarboxylic acid, HOOCCH=CHCOOH, the geometric isomer of fumaric acid; it is found in unripe fruit, and is used industrially in the production of polyester resins See Also …   Wiktionary

  • maleic acid — Butenedioic acid; the cis isomer of fumaric acid; used for preparing maleate salts of antihistaminics and similar drugs. SYN: toxilic acid. * * * ma·le·ic acid mə .lē ik , .lā n a crystalline dicarboxylic acid C4H4O4 that is isomeric with fumaric …   Medical dictionary

  • maleic acid — noun Etymology: French acide maléique, alteration of acide malique malic acid; from its formation by dehydration of malic acid Date: 1857 a crystalline dicarboxylic acid C4H4O4 that is isomeric with fumaric acid and is used especially in organic… …   New Collegiate Dictionary

  • maleic acid — /məˌliɪk ˈæsəd/ (say muh.leeik asuhd) noun an unsaturated dibasic acid, butenedioic acid, C2H2(COOH)2, the cis isomer of fumaric acid …  

  • maleic acid — n. a colourless crystalline organic acid used in making synthetic resins. Etymology: F maleacuteique (as MALIC ACID) …   Useful english dictionary

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