CAS 89463-74-1 appears in our catalog under these names: Pyridazine-3-carbohydrazide, 95%, Pyridazine-3-carbohydrazide, 95+%, Pyridazine-3-carboxylic acid hydrazide. Offered by: Combi-blocks, AmBeed, Biosynth. Available pack sizes: 5g, 1g, 250mg, 10g, 100mg.