CAS 64168-11-2 appears in our catalog under these names: 4,4'-TRIMETHYLENEBIS(1-METHYLPIPERIDINE&, 4,4'-TriMethylenebis(1-Methylpiperidine), 98%, 98%, 4,4'-Trimethylenebis(1-methylpiperidine), 98%. Offered by: Sigma-Aldrich, Chemat, Fluorochem. Available pack sizes: 50G, 1g, 5g, 25g.