[ Chemical name ] (S)-4-phenyl-2-oxazolidinone [ Formula ] C9H9NO2 [ Molecular weight ] 163.172 [ Characteristics ] White or off-white powder [ Chirality ] S≥99.5%(GC) [ Individual impurity ] ≤0.5%(HPLC) [ Water ] ≤0.5% [ Assay ] ≥99.0% (HPLC) [ Usage ] Intermediate of pharmaceuticals, mainly used in unsymmetrical chiral synthesis. [ Package ] 25kg/fibre drum