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phthalic

American  
[thal-ik, fthal-] / ˈθæl ɪk, ˈfθæl- /

adjective

Chemistry.
  1. of or derived from phthalic acid.


Etymology

Origin of phthalic

First recorded in 1855–60; (na)phthal(ene) + -ic

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

But, said Wuest, in thalidomide the structural combination of glutamic and phthalic acids is most unusual.

From Time Magazine Archive

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.

From Coal and What We Get from It by Meldola, Raphael

A notable example is provided by the phthaleins, which result by the condensation of phthalic anhydride with phenols.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" by Various

Three isomeric phthalic acids are known, but only one of these is of use in the present branch of manufacture.

From Coal and What We Get from It by Meldola, Raphael

Notes Several smaller runs of 25 g. of phthalic anhydride gave the same percentage yield.

From Organic Syntheses by Conant, James Bryant