/ˈθælɪt; ˈfθæl-/
a salt or ester of phthalic acid. Esters are commonly used as plasticizers in PVC; when ingested they can cause kidney and liver damage


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    [thal-een, -ee-in, fthal-] /ˈθæl in, -i ɪn, ˈfθæl-/ noun, Chemistry. 1. any of a group of compounds formed by treating phthalic anhydride with phenols, from which certain important dyes are derived. /ˈθeɪliːn; -lɪɪn; ˈθæl-; ˈfθæl-/ noun 1. any of a class of organic compounds obtained by the reaction of phthalic anhydride with a phenol and […]

  • Phthalic

    [thal-ik, fthal-] /ˈθæl ɪk, ˈfθæl-/ adjective, Chemistry. 1. of or derived from . phthalic phthal·ic (thāl’ĭk, fthāl’-) adj.

  • Phthalic-acid

    noun 1. Chemistry. any of three isomeric acids having the formula C 8 H 6 O 4 , especially the ortho isomer (orthophthalic acid) a colorless, crystalline, slightly water-soluble solid used chiefly in the manufacture of dyes, medicine, and perfume. 2. . 3. . /ˈθælɪk; ˈfθæl-/ noun 1. a soluble colourless crystalline acid used in […]

  • Phthalic-anhydride

    noun, Chemistry. 1. a white, crystalline, slightly water-soluble solid, C 8 H 4 O 3 , used chiefly in the manufacture of dyes, alkyd resins, and plasticizers. noun 1. a white crystalline substance used mainly in producing dyestuffs. Formula: C6H4(CO)2O phthalic anhydride n. A white crystalline compound prepared by oxidizing naphthalene and used in the […]

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