maleic acid

maleic acid

[muh-lee-ik]
noun Chemistry.
a colorless, crystalline, water-soluble solid, C 4 H 4 O 4 , 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 textiles, and as a preservative for fats and oils.

Origin:
1870–75; < French maléique, alteration of malique malic

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World English Dictionary
maleic acid (məˈleɪɪk)
 
n
Systematic name: cis-butanedioic acid a colourless soluble crystalline substance used to synthesize other compounds. Formula: HOOCCH:CHCOOH
 
[C19: from French maléique, altered form of malique; see malic acid]

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American Heritage
Medical Dictionary

maleic acid ma·le·ic acid (mə-lē'ĭk)
n.
A colorless crystalline dibasic acid that is an isomer of fumaric acid and is used as an oil and fat preservative.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
maleic acid   (mə-lē'ĭk)  Pronunciation Key 
A colorless crystalline acid used in textile processing and as an oil and fat preservative. Maleic acid is a geometric isomer of fumaric acid, having two carboxyl groups (COOH) on the same side of an ethylene chain. Chemical formula: C4H4O4.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Encyclopedia Britannica
Encyclopedia

maleic acid

unsaturated organic dibasic acid, used in making polyesters for fibre-reinforced laminated moldings and paint vehicles, and in the manufacture of fumaric acid and many other chemical products. Maleic acid and its anhydride are prepared industrially by the catalytic oxidation of benzene.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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