.delta.-(sup4)-Tetrahydrophthalic anhydride .delta.-4-Tetrahydrophthalic anhydride 1,2,3,6-Tetrahydrophthalic acid anhydride 1,2,3,6-Tetrahydrophthalic anhydride 1,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro- 4-Cyclohexene-1,2-dicarboxylic acid anhydride 4-Cyclohexene-1,2-dicarboxylic anhydride 85-43-8 Anhydrid kyseliny tetrahydroftalove Butadiene-maleic anhydride adduct Maleic anhydride adduct of butadiene Memtetrahydro phtalic anhydride NSC82642 Phthalic anhydride, 1,2,3,6-tetrahydro- THPA Tetrahydroftalanhydrid Tetrahydrophthalic acid anhydride Tetrahydrophthalic anhydride WLN: T56 BVOV GUTJ