We are offering empirical formula c20 h20 o9 molecular weight 404.33 cas registration [71607-31-3] einecs registration standard specifications appearance a white to off white powder melting range nlt 165â°c moisture content (by kf) between 4.0 to 6.0% (ww) assay (by hplc) nlt 99.0% specific optical rotation nlt (-)135 0 (c=1, meohl) packing details 25 kg. Net hdpe drums key end application an effective reagent for kinetic resolution of racemic amines