Date published: 2026-2-2

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1,2-Diphenylcyclopropane, cis + trans (CAS 29881-14-9)

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CAS Number:
29881-14-9
Molecular Weight:
194.27
Molecular Formula:
C15H14
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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1,2-Diphenylcyclopropane, encompassing both cis and trans isomers, is a subject of study in the realm of organic chemistry, with a particular focus on stereochemistry and molecular behavior. Researchers investigate the differences in physical and chemical properties between the cis and trans isomers, such as their reactivity patterns, stability, and conformational dynamics. These isomers are also utilized in studies of photochemical reactions, where the effects of ultraviolet light can induce isomerization, providing insights into the mechanisms of such transformations. The compound serves as a model system for examining the influence of steric hindrance on chemical reactions, due to the presence of bulky phenyl groups attached to the small cyclopropane ring. Additionally, 1,2-Diphenylcyclopropane is of interest in the synthesis of complex organic molecules, where its rigid structure can be exploited to control the stereochemical outcomes of reactions.


1,2-Diphenylcyclopropane, cis + trans (CAS 29881-14-9) References

  1. Light-induced geometric isomerization of 1,2-diphenylcyclopropanes included within Y zeolites: role of cation-guest binding.  |  Kaanumalle, LS., et al. 2002. J Org Chem. 67: 8711-20. PMID: 12467381
  2. Photoisomerization of 2,3-diphenylcyclopropane-1-carboxylic acid derivatives.  |  Sivaguru, J., et al. 2003. Photochem Photobiol Sci. 2: 1101-6. PMID: 14690221
  3. The intramolecular reductive coupling of 1,3-diphenyl-1,3-propanediol with titanium trichloride-lithium aluminum hydride. preparation of 1,2-diphenylcyclopropanes.  |  A.L Baumstark ∗, C.J McCloskey, T.J Tolson, G.T Syriopoulos. 1977. Tetrahedron Letters. 18: 3003-3006.
  4. Electron transfer on cis- and trans-1,2-diphenylcyclopropane: stereoisomerization and formation of 1,3-diphenylpropene and 1,3-diphenylpropane  |  Gernot Boche ∗, Dieter R. Schneider, Klaus Wernicke. 1984. Tetrahedron Letters. 25: 2961-2964.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

1,2-Diphenylcyclopropane, cis + trans, 2 g

sc-265016
2 g
$144.00