CAS 3274-56-4 appears in our catalog under these names: 2,4-Diphenylpyrrole, 95%, 2，4–Diphenylpyrrole, 2,4-Diphenyl-1H-pyrrole 97%, 2,4-Diphenyl-1H-pyrrole, 98%, 98%, 2,4-Diphenylpyrrole, 97%. Offered by: Combi-blocks, GLPBio, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 10g, 100mg.