CAS 530-62-1 appears in our catalog under these names: 1,1'-Carbonyldiimidazole, 95%, 1,1'-Carbonyldiimidazole, 1,1'-Carbonyldiimidazole (>90%), >95% (HPLC), N,N'-Carbonyldiimidazole/ 98+%, 1,1'-Carbonyldiimidazole, 97% . Offered by: Combi-blocks, Chemat Brand, TRC, Chemat, Thermo Scientific (Alfa Aesar). Available pack sizes: 100g, 25g, 500g, 1kg, 5g, on request, 10g, 50g.