The present invention relates to an improved process for the preparation of Melphalan, more specifically the invention relates to an efficient process for the preparation of substantially pure Melphalan hydrochloride (I).
                            本发明涉及一种改进的
甲氨蝶呤制备方法,更具体地说,该发明涉及一种高效的制备基本纯净的
盐酸甲氨蝶呤(I)的方法。