The main synthetic methods of o-phenylphenol were reviewed.The method and research status of dehydrogenation to o-phenylphenol after cyclohexane condensation reaction were discussed detailedly.

摘要介绍苯基苯酚几种主要工艺方法，对环己脱氢法制苯基苯酚方法及研究状况进行详细阐述。

The separation of three-component system of cyclohexane,cyclo-hexene and benzene by extract rectification with a mixed solvent,comprising hexyl dicyanide and dimethyl acetylamine has been studied.

选用己二腈-二甲基乙酰胺组混溶剂，对环己烷、环己烯和苯组三元体系进行了萃取精馏。