CAS 1558048-84-2 appears in our catalog under these names: 1-(tert-butyldimethylsilyl)-5-nitro-1H-indole, 95%, 1-(tert-Butyldimethylsilyl)-5-nitro-1H-indole, 95-<97%. Offered by: Combi-blocks, Hoffman Fine Chemicals. Available pack sizes: 1g, 5g, 10g, 25g.