The present invention relates to a process for the preparation of cis-2-(2-methylprop-1-enyl)-4-methyltetrahydropyran comprising the catalytic hydrogenation of 2-(2-methylprop-1-enyl)-4-methylenetetrahydropyran in the presence of hydrogen and a heterogeneous catalyst comprising ruthenium on a support and subsequently bringing the compounds obtained in this way into contact with a strongly acidic cation exchanger.
本发明涉及一种制备顺式-2-(2-甲基丙-1-烯基)-4-甲基
四氢吡喃的方法,包括在
氢气和一种包含
钌负载在载体上的非均相催化剂存在下,对2-(2-甲基丙-1-烯基)-4-亚甲基
四氢吡喃进行催化加氢,然后将以这种方式获得的化合物与强酸性阳离子交换
树脂接触。