CAS 33458-26-3 appears in our catalog under these names: Ethyl 6-methyl-4-phenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate, 95%, Ethyl 6-methyl-4-phenyl-2-thioxo-1,2,3,4-tetrahydropyrimidine-5-carboxylate 95%, ethyl 6-methyl-4-phenyl-2-sulfanylidene-1,2,3,4-tetrahydropyrimidine-5-carboxylate. Offered by: Combi-blocks, Ambeed, Fluorochem. Available pack sizes: 250mg, 1g, 5g, 25g.