Isomethyltetrahydrophthalic anhydride3425-89-6100 % similar 1,2,3,6-Tetrahydrophthalic anhydride85-43-852 % similar Tetrahydrophthalic anhydride935-79-552 % similar 3A,4,5,7A-Tetrahydro-6-methyl-1,3-isobenzofurandione19438-64-346 % similar 1,2,3,4-Butanetetracarboxylic dianhydride4534-73-042 % similar 3-Oxabicyclo[3.2.0]heptane-2,4-dione4462-96-841 % similar cis-1,2-Cyclohexanedicarboxylic anhydride13149-00-339 % similar Rel-(3ar,6as)-tetrahydro-1H-cyclopenta[C]furan-1,3(3ah)-dione35878-28-539 % similar Hexahydrophthalic anhydride85-42-739 % similar 3-Methyltetrahydrophthalic anhydride5333-84-638 % similar Tetrahydro-1H-cyclopenta[1,2-C:3,4-C′]difuran-1,3,4,6(3ah)-tetrone6053-68-538 % similar 3-Carene13466-78-936 % similar (+)-3-Carene498-15-736 % similar Rikacid mh19438-60-935 % similar Dicyclohexyl-3,4,3',4'-tetracarboxylic dianhydride122640-83-934 % similar Diglycidyl tetrahydrophthalate21544-03-634 % similar Norcantharidin29745-04-832 % similar Norcantharidin5442-12-632 % similar Isobutyric anhydride97-72-332 % similar Carbic anhydride129-64-631 % similar