CAS 4426-03-3 appears in our catalog under these names: Cyclobutylacetonitrile, 95%, 2–Cyclobutylacetonitrile, 2-Cyclobutylacetonitrile 95%, cyclobutylacetonitrile, 98%. Offered by: Combi-blocks, GLPBio, Ambeed, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 100mg, 10g, 50mg.