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Related Experiment Videos

N-borane-N-(trimethylsilyl)morpholine

R Huertas1, J R Medina, J A Soderquist

  • 1Department of Chemistry, University of Puerto Rico, San Juan 00931, USA.

Acta Crystallographica. Section C, Crystal Structure Communications
|December 19, 1998
PubMed
Summary

This study details the molecular structure of a novel organoboron compound, C7H20BNOSi. The research reveals a specific chair conformation of the morpholine ring with distinct substituent positions for trimethylsilyl and borane groups.

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Area of Science:

  • Organometallic Chemistry
  • Crystallography
  • Organic Synthesis

Background:

  • Morpholine derivatives are versatile scaffolds in medicinal chemistry and materials science.
  • Organoboron compounds exhibit unique reactivity and are valuable synthetic intermediates.

Purpose of the Study:

  • To elucidate the precise three-dimensional structure of the title compound, C7H20BNOSi.
  • To investigate the conformational preferences and substituent orientations within the morpholine ring system.

Main Methods:

  • Single-crystal X-ray diffraction analysis was employed to determine the molecular structure.
  • Least-squares plane analysis was used to quantify the geometry of the morpholine ring.

Main Results:

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  • The title compound crystallizes in a chair conformation.
  • The trimethylsilyl group occupies an equatorial position, while the borane group is in an axial position.
  • Deviations of oxygen and nitrogen atoms from the ring's least-squares plane were precisely measured.

    • Conclusions:

    • The study provides definitive structural data for this specific organoboron-morpholine derivative.
    • The observed conformation and substituent arrangement offer insights into the stereochemical control in related synthetic endeavors.