CAS 3739-38-6 appears in our catalog under these names: Permethrin Impurity 1, 3-Phenoxybenzoic Acid, >95% (HPLC), 3-Phenoxybenzoic acid, 3-Phenoxybenzoic acid/ 99%, 3-Phenoxybenzoic Acid, >98.0%(GC)(T). Offered by: Chemat Brand, TRC, Dr. Ehrenstorfer, Chemat, Biosynth. Available pack sizes: on request, 10g, 1g, 5g, 100mg, 100g, 25g, 250g.