CAS 109-74-0 appears in our catalog under these names: Butyronitrile, 99% , n-Butyronitrile, 99%, Butyronitrile, >99.0%(GC), BUTYRONITRILE, BUTYRONITRILE, >=99%. Offered by: Thermo Scientific (Alfa Aesar), Thermo Scientific (Acros), TCI, Sigma-Aldrich. Available pack sizes: 250ml, 1000ml, 2.5l, 100ML, 500ML, 25ml, 1L.