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meso-1,2-bis(methylazo)-1,2-diphenylethane
C A Bayse1, B K Carpenter, R L Luck
1Department of Chemistry, Michigan Technological University, 1400 Townsend Drive, Houghton, MI 49931, USA.
Acta Crystallographica. Section C, Crystal Structure Communications
|December 12, 2001
Summary
This study details the crystal structure of meso-1,2-bis(methyldiazenyl)-1,2-diphenylethane. Analysis revealed disordered molecular arrangement and comparable N-N and C-C bond distances within the azo and ethylene groups.
Area of Science:
- Organic Chemistry
- Crystallography
Background:
- Understanding the structural properties of organic compounds is crucial for predicting their chemical behavior.
- Azo compounds and substituted ethanes are important classes of molecules with diverse applications.
Purpose of the Study:
- To elucidate the crystal structure of meso-1,2-bis(methyldiazenyl)-1,2-diphenylethane.
- To analyze the molecular arrangement and key bond distances within the compound.
Main Methods:
- Single-crystal X-ray diffraction was employed to determine the three-dimensional structure.
- The crystal structure was refined using two models to account for observed disorder.
Main Results:
- The title compound, C16H18N4, exhibits a disordered arrangement around an inversion center.
- The N-N bond distances within the azo groups were found to be approximately 1.19 Å.
- The C-C bond distances in the ethylene moiety were measured at approximately 1.51 Å.
Conclusions:
- The crystal structure of meso-1,2-bis(methyldiazenyl)-1,2-diphenylethane has been determined.
- The observed bond lengths are consistent with typical values for azo and ethane functionalities.
- The disorder in the crystal packing was successfully modeled, providing insights into the molecule's solid-state behavior.