Chemistry:Biphenol

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In organic chemistry, a biphenol refers to compounds with the formula (C6H4OH)2. Such compounds formally result from the coupling of two phenols.

Three symmetrical isomers of biphenol exist:

Additionally, three unsymmetrical isomers of biphenol exist:

  • 2,3'-Biphenol (RN 31835-45-7)
  • 2,4'-Biphenol (RN 611-62-1) m.p. 162-163 °C
  • 3,4'-Biphenol (RN 18855-13-5) m.p. 190 °C