phthalic
Americanadjective
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
It is prepared by heating gallic acid with benzoic and sulphuric acids, or with phthalic anhydride and zinc chloride, and is a brown dye known as “anthragallol” or “anthracene-brown.”
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
Resorcinol is a phenolic derivative of benzene containing two hydroxyl groups; it is therefore related to phenol in the same way that diamidobenzene is related to aniline or phthalic acid to benzoic acid.
From Coal and What We Get from It by Meldola, Raphael
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
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
