CAS 65652-36-0 is the registry number for 2-Butenedioic acid (2Z)-, 1-methyl ester, polymer with ethenylbenzene, 2,5-furandione and 1-(1-methylpropyl) hydrogen (2Z)-2-butenedioate, average Mv ~105,000, powder. Offered by: Chemat. Available pack sizes: 5g, 25g, 100g.