Term Name:	phthalic anhydride
Synonyms:	1,2-benzenedicarboxylic acid anhydride, 1,3-dioxophthalan, 1,3-isobenzofurandione, 1,3-phthalandione, 2-benzofuran-1,3-dione, o-phthalic acid anhydride, ortho-phthalic acid anhydride, phthalic anhydride, Phthalsaeureanhydrid
Definition:	The cyclic dicarboxylic anhydride that is the anhydride of phthalic acid.
Ontology:	ChEBI [CHEBI:36605]  ( EBI )