The application discloses a process for the preparation of 5-deoxy-L-arabinose of formula (VI); comprising the conversion of a compound of formula (XII); wherein n is 0, 1 or 2; which can be used as intermediate for the synthesis of sapropterin.
该申请披露了一种制备式(VI)的5-去氧-
L-阿拉伯糖的过程;包括将式(XII)的化合物转化为中间体,其中n为0、1或2;该中间体可用于合成沙普替林。