CAS 350989-51-4 appears in our catalog under these names: Methyl 2-amino-5-([(2-methoxyphenyl)amino]carbonyl)-4-methylthiophene-3-carboxylate, 95%, Methyl 2-amino-5-((2-methoxyphenyl)carbamoyl)-4-methylthiophene-3-carboxylate, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 5g, 1g.