CAS 20883-96-9 appears in our catalog under these names: Methyl 3-(thien-2-yl)acrylate, 98%, Methyl 3-(2-Thienyl)propenoate, >95% (HPLC), Methyl 3-(2-thienyl)acrylate, 97% , Methyl 3-(thiophen-2-yl)acrylate 98%, Methyl 3-(thiophen-2-yl)acrylate, 98%, 98%. Offered by: Combi-blocks, TRC, Thermo Scientific, Ambeed, Chemat. Available pack sizes: 5g, 1g, 25g, 250mg, 10g.