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phthalonitrile
noun
phthal·o·nitrile
\¦thalō+\
Definition of phthalonitrile
: a crystalline compound C6H4(CN)2 made usually by heating phthalic anhydride and ammonia under dehydrating conditions and used chiefly in making phthalocyanines
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Origin and Etymology of phthalonitrile
International Scientific Vocabulary phthal- + nitrile
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