CAS 1142210-15-8 appears in our catalog under these names: Ethyl 5-([(5-methyl-1,3,4-thiadiazol-2-yl)amino]carbonyl)-1,3,4-thiadiazole-2-carboxylate, 95%, Ethyl 5-((5-methyl-1,3,4-thiadiazol-2-yl)carbamoyl)-1,3,4-thiadiazole-2-carboxylate, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 1g, 5g.