phthalic acid


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phthalic acid

n.
The colorless crystalline ortho-isomer of benzene dicarboxylic acid, C8H6O2, used in the synthesis of dyes, perfumes, and other organic compounds.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

phthalic acid

(ˈθælɪk; ˈfθæl-)
n
(Elements & Compounds) a soluble colourless crystalline acid used in the synthesis of dyes and perfumes; 1,2-benzenedicarboxylic acid. Formula: C6H4(COOH)2
[C19 phthalic, from phthal- (see phthalein) +-ic]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

phthal′ic ac′id


n.
any of three colorless, crystalline, isomeric acids having the formula C8H6O4, used chiefly in the manufacture of dyes, medicine, and perfume.
[1855–60]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.phthalic acid - a colorless acid used to make dyes and perfumes
acid - any of various water-soluble compounds having a sour taste and capable of turning litmus red and reacting with a base to form a salt
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Translations
Phthalsäure
References in periodicals archive ?
Sanchez-Polo, Environmental Impact of Phthalic Acid Esters and Their Removal from Water and Sediments by Different Technologies-A Review, J.
It is a commercial form of phthalic acid. The compound is soluble in carbon disulfide alcohol, benzene, hot water, and is slightly soluble in water.
El Ouardi et al., "Modeling of photocatalytic mineralization of phthalic acid in Ti[O.sub.2] suspension using response surface methodology (RSM)," Desalination and Water Treatment, vol.
So, we planned to synthesize the N-aryl phthalimides from phthalic acid and aryl amines and evaluate them biologically to find out the novel lead candidates.
Seeharaj, "Colorimetric detection of glutathione based on phthalic acid assisted synthesis of silver nanoparticles," Colloids and Surfaces A: Physicochemical and Engineering Aspects, vol.
[1] Chemicals used in cosmetics as preservatives or solubilizes as fragrances, colorants, and UV-protection are mostly non-persistent, but traces persist such as toxic metal lead (Pb), butyl phthalic acid (BPA), musk xylene, siloxane D5, triclosan, UV-filter isotiazoliner 4-methylbenzylidene camphor, and methylbenzene, which were reported to be the main causes of some cancers including the melanoma.
Additionally, the solution of soluble solid was found to contain 2,6-NDA and phthalic acid by LC-MS.
Phthalic acid esters (PAEs) are a class of refractory organic plasticizer compounds that are widely utilized as additives and plasticizers in a variety of polymeric products, including paints, cosmetics, and flexible plastics, such as plastic toys and containers [1-3].
Major portion of PTA wastewater comprises of benzoic acid (BA), phthalic acid (PA), p-toluic acid (p-Tol), 4-carboxybenzaldehyde (4-CBA), and terephthalic acid (TA) with minor concentrations of the p-xylene, methyl acetate and 4-formylbenzoic acid (Kleerebezem et al., 1999).
Phthalates are phthalic acid esters (PAEs) and are widely used as plasticizers in polyvinyl chloride (PVC) plastics that make consumer products.1 PAEs are wid-ely used to make PVC plastics flexible, transparent and durable, which are then used in a wide range of pro-ducts including toys, clothing, building material, pain-ts, curtains, wall papers, food packaging, plastic wraps and medical equipment e.g.