CAS 78-94-4 appears in our catalog under these names: Methyl vinyl ketone, 94%, stabilized, Methyl vinyl ketone, tech. 90%, stab. , 3-BUTEN-2-ONE, CONTAINS 0.3 - 1.0% HYDR&, 3-BUTEN-2-ONE, CONTAINS 0.3 - 1.0% HYDR, 3-Buten-2-one (stabilized). Offered by: Thermo Scientific (Acros), Thermo Scientific (Alfa Aesar), Sigma-Aldrich, HPC Standards. Available pack sizes: 1l, 5ML, 100ML, 25ml, 500ml, 1x1ml.