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Related Experiment Videos

cis,cis,cis-tetramethyl 1,2,4,5-cyclohexanetetracarboxylate

Robinson1, Hua, Fan

  • 1Department of Geology, Southern Illinois University-4324, Carbondale, IL 62901, USA. robinson@geo.siu.edu.

Acta Crystallographica. Section C, Crystal Structure Communications
|December 19, 2000
PubMed
Summary

Researchers synthesized a novel compound, C(14)H(20)O(8), through catalytic hydrogenation. This study details its unique structure with distorted ring angles due to specific substituent positioning.

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Area of Science:

  • Organic Chemistry
  • Stereochemistry
  • Catalysis

Background:

  • Cyclohexane derivatives are fundamental in organic chemistry.
  • Understanding substituent effects on ring conformation is crucial for predicting chemical properties.

Purpose of the Study:

  • To synthesize and characterize a novel cyclohexane derivative.
  • To investigate the impact of multiple methoxycarbonyl substituents on ring geometry.

Main Methods:

  • Catalytic hydrogenation of tetramethyl 1,4-cyclohexadiene-1,2,4,5-tetracarboxylate.
  • Characterization of the resulting compound's structure.

Main Results:

  • Successful synthesis of C(14)H(20)O(8) using palladium/carbon catalyst.

Related Experiment Videos

  • All four methoxycarbonyl groups were found on the same face of the chair-conformed ring.
  • Significant ring distortion observed due to 1,3-diaxial methoxycarbonyl groups.

    • Conclusions:

    • The synthesis yielded a uniquely distorted cyclohexane structure.
    • The observed distortion highlights the steric influence of multiple substituents.
    • This compound serves as a model for studying conformational strain in cyclic systems.