CAS 2566593-53-9 appears in our catalog under these names: 1,1-Dimethylethyl 5,8,11,14-tetraoxa-2,17-diazaoctadecanoate, 95%, 95%, tert-Butyl (5,8,11,14-tetraoxa-2-azahexadecan-16-yl)carbamate, 98%. Offered by: Chemat, Fluorochem. Available pack sizes: 100mg, 250mg, 1g.