Date published: 2026-4-25

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1,1,2,2-Tetramethylcyclopropane (CAS 4127-47-3)

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CAS Number:
4127-47-3
Molecular Weight:
98.19
Molecular Formula:
C7H14
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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1,1,2,2-Tetramethylcyclopropane is a compound of interest in the field of organic chemistry, particularly for its unique structural qualities due to the presence of a cyclopropane ring and methyl substituents. It serves as a subject in the study of ring strain and stability in small cyclic compounds, as the tetramethyl substitution pattern influences the electronic and steric properties of the molecule. This compound is also examined for its reactivity in synthetic chemistry, as the cyclopropane ring is known to participate in various ring-opening reactions. In addition, 1,1,2,2-Tetramethylcyclopropane is used in research on gas-phase reactions and as a model compound in computational chemistry to predict the behavior of similarly structured molecules. Its role in the synthesis of larger, more complex organic molecules is another area of study, given its potential as a building block due to the reactivity of the cyclopropane moiety.


1,1,2,2-Tetramethylcyclopropane (CAS 4127-47-3) References

  1. Mechanistic insights into C-H activation from radical clock chemistry: oxidation of substituted methylcyclopropanes catalyzed by soluble methane monooxygenase from Methylosinus trichosporium OB3b.  |  Jin, Y. and Lipscomb, JD. 2000. Biochim Biophys Acta. 1543: 47-59. PMID: 11087940
  2. A Complication in the thermal reactions of 1,1,2,2-tetramethylcyclopropane  |   and C. Blumstein, D. Henfling, C. M. Sharts, H. E. O'Neal. January 1970. International Journal of Chemical Kinetics. Volume2, Issue1 January 1970: Pages 1-10.
  3. Thermal decomposition of 1,1,2,2-tetramethylcyclopropane in a single-pulse shock tube  |   and Wing Tsang. July 1973. International Journal of Chemical Kinetics. Volume5, Issue4: Pages 651-662.
  4. Organic photochemistry with 6.7-eV photons: decomposition of cis- and trans-1,2-diethylcyclopropanes, 1,1,2-trimethylcyclopropane, and 1,1,2,2-tetramethylcyclopropane  |  R. Srinivasan and J. A. Ors. 1979,. J. Org. Chem. 44, 19,: 3426–3428.
  5. Kinetics of the thermal isomerization of 1,1,2,2-tetramethylcyclopropane  |   and David K. Lewis, Timothy Gray, Vlad Katsva, Kyle Parcella, Jessica Schlier, Bansi L. Kalra, Janet Cho, Debra Mish. August 2006. International Journal of Chemical Kinetics. Volume38, Issue8: Pages 483-488.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

1,1,2,2-Tetramethylcyclopropane, 5 g

sc-264996
5 g
$241.00