| 单词 | phthalic acid |
| 释义 | phthalic acid (once / 358161 pages) n WORD FAMILY phthalic acid: phthalic acids USAGE EXAMPLESOne of these compounds, phthalic acid, is obtained from naphthalene, and the other, resorcin or resorcinol, is prepared from benzene. Meldola, Raphael, Coal—and What We Get from It(2010) Thus benzoic acid is the carboxyl-derivative of benzene, and the phthalic acid with which we are now concerned is a dicarboxyl-derivative of benzene. Meldola, Raphael, Coal—and What We Get from It(2010) Three isomeric phthalic acids are known, but only one of these is of use in the present branch of manufacture. Meldola, Raphael, Coal—and What We Get from It(2010) n a colorless acid used to make dyes and perfumes Hyper 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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