CAS 1217674-57-1 appears in our catalog under these names: (Rac-trans)-1-tert-butyl 3-methyl 4-(5,6-dimethoxypyridin-2-yl)pyrrolidine-1,3-dicarboxylate, 95%, (3S,4S)-1-tert-Butyl 3-methyl 4-(5,6-dimethoxypyridin-2-yl)pyrrolidine-1,3-dicarboxylate, 95+%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 1g.