The present invention relates to methods for preparing compounds of formula (I): or suitable salts thereof useful as inhibitors of voltage-gated sodium channels and calcium channels. The invention also relates to methods for preparing intermediates related thereto.
本发明涉及制备作为电压门控
钠通道和
钙通道
抑制剂的式(I)化合物或其适当盐类的方法。本发明还涉及制备与之相关的中间体的方法。