Product (4S, 5R)-3- benzoyl-2-(4-methoxyphenyl)-4-phenyl-5-oxazolidine carboxylic acid CAS No.: 949023-16-9 Structure formula:   Molecular formula: C24H21NO5 Specification: ≥98% Use: Paclitaxel side chain Packing: According to the customers' requirements

　If API involve the patent, it can only used for research, but can be provide as commercially intermediates