The present invention relates to novel preparation methods for Topiroxostat through novel intermediates comprising novel methods for the formation of the triazole ring and for the cyanation of the pyridyl ring.
本发明涉及通过新型中间体的新型制备方法制备托匹罗昔单的方法,包括三唑环的形成和
吡啶环的
氰化的新型方法。