(S)-2-Benzyloxycarbonylamino-3-[(2S,3R,4R,5S,6R)-4,5-diacetoxy-6-(2-acetoxy-ethyl)-3-acetylamino-tetrahydro-pyran-2-yloxy]-propionic acid benzyl ester 在
Rhodosporidium toruloides esterase 作用下,
以
phosphate buffer 为溶剂,
以100%的产率得到(S)-2-Benzyloxycarbonylamino-3-[(2S,3R,4R,5S,6R)-4,5-diacetoxy-3-acetylamino-6-(2-hydroxy-ethyl)-tetrahydro-pyran-2-yloxy]-propionic acid benzyl ester