CAS 17251-33-1 appears in our catalog under these names: Poly((9,9-dihexyl-9H -fluorene-2,7-vinylene)-co-(1-methoxy-4-(2-ethylhexyloxy)-2,5-phenylenevinylene)),(m:n=95:5 mole ratio), Ethylammonium Lead Bromide. Offered by: Lumtec, GLPBio. Available pack sizes: On request, 500mg.