CAS 51517-09-0 appears in our catalog under these names: 1,3,4-Oxadiazol-2-ol, 95%, 1,3,4-Oxadiazol-2-ol, 97%, 1,3,4-Oxadiazol-2-ol 95%, 1,3,4-Oxadiazol-2-ol, 97%, 97%. Offered by: Combi-blocks, AmBeed, Chemat, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 10g, 100mg, 500mg, 25g.