In
organic chemistry, a biphenol refers to compounds with the formula (C
6H
4OH)
2. Such compounds formally result from the coupling of two
phenols.
{{short description, Chemical compound
Three symmetrical
isomer
In chemistry, isomers are molecules or polyatomic ions with identical molecular formulae – that is, same number of atoms of each element – but distinct arrangements of atoms in space. Isomerism is existence or possibility of isomers.
Iso ...
s of biphenol exist:
*
2,2'-Biphenol
2,2′-Biphenol is an organic compound with the formula (C6H4OH)2. It is one of three symmetrical isomers of biphenol. A white solid, it is a precursor to diphosphite ligands that are used to support industrial hydroformylation catalysis.
244px ...
(
RN 1806-29-7)
m.p.
A member of parliament (MP) is the representative in parliament of the people who live in their electoral district. In many countries with bicameral parliaments, this term refers only to members of the lower house since upper house members of ...
109 °C
*
3,3'-Biphenol (RN 612-76-0) m.p. 124.8 °C
*
4,4'-Biphenol
4,4′-Biphenol is an organic compound which is a phenolic derivative of biphenyl. It is a colorless solid.
4,4′-Biphenol is prepared by dealkylation of the tetra-''t''-butyl derivative, generated by the oxidative coupling of 2,6-di-''tert''-b ...
(RN 92-88-6) m.p. 283 °C
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
Phenols
Biphenyls