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phthalic anhydride

noun

Definition of phthalic anhydride

: a crystalline cyclic acid anhydride C8H4O3 used especially in making alkyd resins

First Known Use of phthalic anhydride

1855

in the meaning defined above

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Medical Dictionary

phthalic anhydride

noun

medical Definition of phthalic anhydride

: a crystalline cyclic acid anhydride C8H4O3 that is used especially in making alkyd resins and is a structural part of thalidomide

Learn More about phthalic anhydride

  1. Britannica.com: Encyclopedia article about phthalic anhydride

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phthalic anhydride

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