CAS 1030421-66-9 appears in our catalog under these names: 1-(Chloroacetyl)-2,3-dihydro-1h-imidazo[1,2-a]benzimidazole, 95%, 2-Chloro-1-(2,3-dihydro-1H-benzo(d)imidazo(1,2-a)imidazol-1-yl)ethanone, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 250mg, 1g, 5g.