The present invention relates to an improved, high yielding and industrially viable process for the preparation of high pure Lapatinib of formula (1). The present invention involves simple crystallization techniques avoiding column chromatographic techniques and the process conditions can be easily adopted for scale-up studies.
本发明涉及一种改进的、高产的和工业可行的制备式(1)高纯
拉帕替尼的方法。本发明采用简单的结晶技术,避免了柱层析技术,而且该工艺条件可轻松用于放大研究。