与环己烯法相比，氢气还原法的催化剂用量明显减少，醇羟基数增加较为显著，酚羟基含量基本一致。

Compared with the reaction using cyclohexene as reducer, the dosage of catalyst was obviously reduced, alcoholic hydroxyl increased and the content of phenolic hydroxyl was almost the same.

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水以及己二醇、苯甲醇和1，4-丁二醇等一些有机物添加剂对环己烯产率和选择性的提高也有积极的作用。

Water, organic compounds such as phenylcarbinol or 1,4-butanediol and other additives are beneficial to this reaction.

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