Synonyms: 2,5-Furandione, methylbutene, 1-pentene, 2-pentene polymer, sodium salt;2,5-Furandione, polymer with methylbutene, 1-pentene and 2-pentene, sodium salt;2,5-furandione, polymer with methylbutene, 1-penteneand 2-pentene, sodium salt;2,5-Furandione,methylbutene,1-pentene,2-pentene polymer,sodium salt;2,5-Furandione,polymer with methylbutene,1-pentene and 2-pentene,sodium salt