CAS 174141-92-5 appears in our catalog under these names: Poly(2,5-bis(3-sulfonatopropoxy)-1,4-phenylene, disodium salt-alt-1,4-phenylene), BPAPF 97%, N,N'-((9H-Fluorene-9,9-diyl)bis(4,1-phenylene))bis(N-([1,1'-biphenyl]-4-yl)-[1,1'-biphenyl]-4-amine), 97%, 97%, 9,9-BIS[4-(N,N-BIS-BIPHENYL-4-YL-AMINO)PHENYL]-9H-FLUORENE, 97%. Offered by: Lumtec, Ambeed, Chemat, Fluorochem. Available pack sizes: On request, 100mg, 250mg, 1g, 5g.