CAS 438211-60-0 appears in our catalog under these names: 6-Methyl-4,5,6,7-tetrahydro-1-benzothiophene-3-carbohydrazide, 95%, 6-Methyl-4,5,6,7-tetrahydrobenzo(b)thiophene-3-carbohydrazide, 95+%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 5g, 1g.