CAS 134-52-1 appears in our catalog under these names: (1，1'–Biphenyl)–2，4–diol, 4-phenylbenzene-1,3-diol, [1,1'-Biphenyl]-2,4-diol 97%, [1,1'-Biphenyl]-2,4-diol, 97%, 97%, [1,1'-Biphenyl]-2,4-diol, 97%. Offered by: GLPBio, Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 1g, 5g, 100mg, 250mg, 25g, 100g, 500g, 10g.