CIS-DELTA4-TETRAHYDROPHTHALIC ANHYDRIDE, CIS-THPA, CIS-4-CYCLOHEXEN-1,2-DIMETHANOIC ANHYDRIDE, CIS-4-CYCLOHEXENE-1,2-DICARBOXYLIC ANHYDRIDE, cis-3a,4,7,7a-Tetrahydro-1,3-isobenzofurandione, 4,7,7a-tetrahydro-3-isobenzofurandioncis-3a, CIS-1,2,3,6-TETRAHYDROPHTHALIC ANHYDRIDEChemicalBook, CIS-4-TETRAHYDROPHTHALIC ANHYDRIDE, THPA, Cis-1,2,3,6-Tetrahydrophthalic Anhydride, 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, cis-, (3aS,7aR)-3a,4,7,7a-tetrahydro-2-benzofuran-1,3-dione