from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun Plural form of naphthene.


Sorry, no etymologies found.


  • "naphthenes" being occasionally met with; while a certain proportion of unsaturated hydrocarbons is also present in most petroleum spirits.

    Acetylene, the Principles of Its Generation and Use

  • Hydrotreatment of a kerosene fraction can convert aromatics into naphthenes, which are cleaner-burning compounds.


  • Single-ring naphthenes (monocycloparaffins) with five and six carbon atoms predominate, with two-ring naphthenes (dicycloparaffins) found in the heavier ends of naphtha.

    Hydrocarbon chemistry

  • These compounds are more reactive than paraffins or naphthenes and readily combine with other elements such as hydrogen, chlorine, and bromine.

    Hydrocarbon chemistry


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