Maleic anhydride108-31-6100 % similar Ethylene-maleic anhydride copolymer9006-26-280 % similar Crotonic anhydride623-68-765 % similar Crotonic anhydride78957-07-065 % similar Maleic anhydride-methyl vinyl ether copolymer9011-16-955 % similar Acrylic acid-maleic anhydride copolymer26677-99-652 % similar Acrylic anhydride2051-76-550 % similar Dimethyl maleate624-48-650 % similar Dimethyl fumarate624-49-750 % similar Diethyl maleate141-05-943 % similar Diethyl fumarate623-91-643 % similar 1,4-Dipropyl (2Z)-2-butenedioate2432-63-539 % similar Diallyl maleate999-21-339 % similar 2-Furanone497-23-438 % similar Bis(2,2,2-trifluoroethyl) maleate352-28-338 % similar Methyl crotonate623-43-836 % similar Dibutyl fumarate105-75-936 % similar Dibutyl maleate105-76-036 % similar Monomethyl fumarate2756-87-836 % similar Monomethyl maleate3052-50-436 % similar