Cyclooctadiene

A cyclooctadiene (often abbreviated COD) is any of several cyclic diene with the formula (CH2)4(C2H2)2. Focusing only on cis derivatives, four isomers are possible: 1,2-, which is an allene, 1,3-, 1,4-, and 1,5-. Commonly encountered isomers are the conjugated isomer 1,3-cyclooctadiene and 1,5-cyclooctadiene, which is used as a ligand for transition metals. These dienes are colorless volatile liquids.[1]

1,5-cyclooctadiene is a feedstock for synthesis of various heteroadamantanes.[2]

References

  1. ^ Thomas Schiffer, Georg Oenbrink “Cyclododecatriene, Cyclooctadiene, and 4-Vinylcyclohexene” in Ullmann’s Encyclopedia of Industrial Chemistry, 2005, Wiley-VCH, Weinheim.doi:10.1002/14356007.a08_205
  2. ^ Fort, Raymond C. (1976). Adamantane. Studies in Organic Chemistry. Vol. 5. New York, NY: Marcel Dekker. pp. 279, 294.


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