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单词 terephthalic acid
释义 ter·eph·thal·ic acid
\|teˌre]f|thalik-, |terə]\ noun
Etymology: International Scientific Vocabulary terebene + phthalic
: a crystalline dicarboxylic acid C6H4(COOH)2 that is much less soluble and much higher melting than phthalic acid, that has been obtained by oxidation of turpentine but is usually made by oxidation of para-xylene, and that is used chiefly in the synthesis of polyesters for textile fibers or film by reaction with ethylene glycol; para-benzene-dicarboxylic acid
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更新时间:2024/9/24 13:16:32