Product?name: Methacrylic Acid and Methyl Methacrylate Copolymer(1:1); EUDRAGIT Chemical?name: Methacrylic?Acid?and?Methyl?Methacrylate?Copolymer(1:1) Cas?No.: 25086-15-1 Molecular formula??C9H14O4 Molecular weight??186.21