The invention relates to an industrially viable and advantageous process for the preparation of (2S,3R)-2-amino-3-(3,4-dihydroxyphenyl)-3-hydroxypropanoic acid, having the following formula:
generally known as Droxidopa, or of intermediates useful in the synthesis thereof.
                            本发明涉及一种工业上可行且有利的制备(2S,3R)-2-
氨基-3-(3,4-二羟基苯基)-
3-羟基丙酸,
化学式如下:通常称为Droxidopa,或其合成中有用的中间体的方法。