Dictionary

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

phthalic anhydride

noun    (Medical Dictionary)

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

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