The present invention is related to a process of selumetinib, a compound of formula (II), or an acid addition salt thereof. The present invention is also related to an intermediate compound of formula (III) or a salt or a hydrate thereof, and its use thereof in the preparation of selumetinib, or an acid addition salt thereof. The present invention is further related to a process for the preparation of an intermediate compound of formula (Va).
本发明涉及一种赛鲁米替尼、式(II)化合物或其酸加成盐的工艺。本发明还涉及一种式(III)中间体化合物或其盐或
水合物,及其在制备赛鲁米替尼或其酸加成盐中的用途。本发明还涉及一种制备式(Va)中间体化合物的工艺。