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Related Experiment Videos

N,N'-dibenzyldithiooxamide.

Giuseppe Bruno1, Santo Lanza, Francesco Nicoló

  • 1Dipartimento di Chimica Inorganica, Chimica Analitica e Chimica Fisica, Universitá di Messina, 98166 Vill Sant'Agata, Messina, Italy.

Acta Crystallographica. Section C, Crystal Structure Communications
|October 3, 2002
PubMed
Summary
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This study details the solid-state structure of N,N'-dibenzylethanedithioamide, revealing a planar trans-dithiooxamide core stabilized by intramolecular hydrogen bonding. Steric hindrance influences the orientation of aryl substituents, impacting molecular conformation.

Area of Science:

  • Crystallography
  • Organic Chemistry
  • Molecular Structure

Background:

  • Dithiooxamides are versatile organic compounds with applications in coordination chemistry and materials science.
  • Understanding the solid-state packing and intermolecular interactions is crucial for predicting material properties.

Purpose of the Study:

  • To elucidate the crystal structure of N,N'-dibenzylethanedithioamide.
  • To investigate the role of intramolecular hydrogen bonding and steric effects on molecular conformation.

Main Methods:

  • Single-crystal X-ray diffraction analysis was employed to determine the molecular and crystal structure.
  • Structural parameters, including bond lengths, bond angles, and intermolecular distances, were analyzed.

Main Results:

Related Experiment Videos

  • The title compound crystallizes with a planar trans-dithiooxamide core.
  • A strong intramolecular hydrogen bond (S...N distance of 2.926 Å) was observed within the dithiooxamide fragment.
  • Steric hindrance between the benzyl groups and the dithiooxamide core forces the aryl substituents into an orthogonal orientation.

Conclusions:

  • The observed planarity and strong intramolecular hydrogen bond contribute to the stability of the dithiooxamide fragment.
  • Steric effects play a significant role in dictating the overall molecular conformation in the solid state.
  • The findings provide insights into the structure-property relationships of dithiooxamide derivatives.