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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Any compound that has two phenol groups; especially the isomeric benzenediols (catechol, resorcinol and hydroquinone).

from The Century Dictionary and Cyclopedia

  • n. One of several isomeric compounds. The most important is the diorthoderivative HOC6H4C6H4OH(2:2), prepared by heating fluorin with potassium hydroxid at 400° C. It forms crystals melting at 98° C.


Sorry, no etymologies found.


  • Activity o-diphenol oxidase postharvest apple decay Penicillium expansum Physalospora obtusa



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