CAS 524055-72-9 appears in our catalog under these names: Dimethyl 5-([([amino(imino)methyl]amino)(imino)methyl]amino)isophthalate, 95%, Dimethyl 5-(3-carbamimidoylguanidino)isophthalate, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 1g, 5g.