Synonyms
1,4,5,8-NAPHTHALENETETRACARBOXYLIC DIANHYDRIDE;ISOCHROMENO[6,5,4-DEF]ISOCHROMENE-1,3,6,8-TETRAONE;NAPHTHALENE-1,4,5,8-TETRACARBOXYLIC ACID DIANHYDRIDE;NAPHTHALENE-1,4,5,8-TETRACARBOXYLIC DIANHYDRIDE;(2)benzopyrano(6,5,4-def)(2)benzopyran-1,3,6,8-tetrone;[