CAS 63148-56-1 appears in our catalog under these names: Poly(methyl-3,3,3-trifluoropropylsiloxane), M.W. 2,400 , Poly(methyl-3,3,3-trifluoropropylsiloxane), M.W. 14,000 , Polysiloxanes Me 3,3,3-trifluoropropyl, Poly(3,3,3-Trifluoropropylmethylsiloxane), 300-350 cSt, 95%. Offered by: Thermo Scientific (Alfa Aesar), Biosynth, Fluorochem. Available pack sizes: 25g, 100g, 5g, 0,1kg, 1g.