CAS 89395-66-4 appears in our catalog under these names: Cis-tetrakis(dimethylsulfoxide)dichlororuthenium(ii), 95%, Tetrakis(dimethylsulfoxide)dichlororuthenium(II), TETRAKIS(DIMETHYLSULFOXIDE)DICHLORORUTH&, Tetrakis(dimethylsulfoxide)dichlororuthenium(II), 98%. Offered by: Combi-blocks, GLPBio, Sigma-Aldrich, Ambeed. Available pack sizes: 5g, 1g, 250mg.