CAS 94193-36-9 appears in our catalog under these names: 4-(3-Formyl-4-nitro-phenoxy)-butyric acid, 95%, 4-(3-Formyl-4-nitro-phenoxy)-butyric acid, 4-(3-FORMYL-4-NITRO-PHENOXY)-BUTYRIC ACID, 98%, 98%, 4-(3-Formyl-4-nitro-phenoxy)-butyric acid, 98%. Offered by: Combi-blocks, Biosynth, Chemat, Fluorochem. Available pack sizes: 1g, 10g, 5g, 25g, 250mg.