CAS 914637-18-6 appears in our catalog under these names: 4-(4-Methylpiperazin-1-yl)pyridine-2-carboxylic acid, 95%, 4-(4-Methylpiperazin-1-yl)picolinic acid, 98%. Offered by: Combi-blocks, Chemat Brand. Available pack sizes: 250mg, 5g, 10g, 1g, on request.