Provided is a method for the production of 1-menthol, which comprises hydrogenation of piperitenone with a transition metal complex of a specified optically active phosphine to produce pulegone, hydrogenation of the obtained pulegone with a ruthenium-phosphine-amine complex in the presence of base to obtain pulegol, and further hydrogenation of the pulegol with a transition metal catalyst.
提供了一种制备1-薄荷醇的方法,包括使用特定光学活性膦过渡
金属配合物对
薄荷酮进行加氢反应,得到薄荷醛,然后在碱的存在下使用
钌-膦-胺配合物对所得的薄荷醛进行加氢反应,得到薄荷醇,最后再使用过渡
金属催化剂对薄荷醇进行进一步加氢反应。