CAS 3634-56-8 appears in our catalog under these names: Dimethylisopropylchlorosilane (Dimethylisopropylsilylating Agent), Dimethylisopropylchlorosilane [Dimethylisopropylsilylating Agent], >90.0%(GC), Isopropyldimethylchlorosilane, 95%, CHLORODIMETHYLISOPROPYLSILANE, 97%. Offered by: GLPBio, TCI, Thermo Scientific (Acros), Sigma-Aldrich. Available pack sizes: 100ml, 25ml, 5ml, 25g.