CAS 52129-98-3 appears in our catalog under these names: 4-Propionylbenzonitrile, 98%, 4-Propanoylbenzonitrile, 4-Propanoylbenzonitrile 95%, 4-Propanoylbenzonitrile, 95%, 95%. Offered by: Fluorochem, Biosynth, Ambeed, Chemat. Available pack sizes: 100mg, 250mg, 1g, 5g, 10g.