CAS 3686-66-6 appears in our catalog under these names: Sodium p-chlorobenzoate, 98%, Sodium 4-chlorobenzoate, 98%, Sodium p–chlorobenzoate, Sodium 4-chlorobenzoate, sodium 4-chlorobenzoate, 98%, 98%. Offered by: Combi-blocks, AmBeed, GLPBio, Biosynth, Chemat. Available pack sizes: 1g, 25g, 100g, 5g, 500g, 250g, 250mg.