
AC.boc (3R,4S)-1-t-butoxycarbonyl-3-acetoxy -4-phenyl-2-azetidinone CAS: 161183-22-8 Formula: C16H19NO5 Ourity:>97% Optical purity:≥99% Apearance:White powder Application: This product(CAS: 161183-22-8) is a kind of side chain of docetaxel used for synthesizing docetaxel. (Specification): Reference standard: Enterprise's standard Items: Specification Appearance: White powder Loss on drying: <2% Impurity: ≤3% Purity(HPLC): >97% Optical purity: ≥99% |