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Updated: May 15, 2026

Isolating Free Carbenes, their Mixed Dimers and Organic Radicals
Published on: April 19, 2019
2-Cyclo-hexyl-idene-N-methyl-hydrazine-carbothio-amide
Shahedeh Tayamon1, Nurul Ain Mazlan, Thahira Begum S A Ravoof
1Department of Chemistry, Faculty of Science, Universiti Putra Malaysia, 43400 UPM Serdang, Selangor, Malaysia .
This study investigates a novel compound, C(8)H(15)N(3)S, revealing cis-trans isomerism and chair conformations in its cyclohexyl rings. Crystal analysis shows N-H⋯S hydrogen bonding forming dimers and chains.
Area of Science:
- Crystallography
- Organic Chemistry
- Molecular Structure
Background:
- Understanding molecular isomerism is crucial in organic chemistry.
- Crystal packing influences material properties.
Purpose of the Study:
- To elucidate the crystal structure and isomeric properties of C(8)H(15)N(3)S.
- To investigate intermolecular interactions within the crystal lattice.
Main Methods:
- Single-crystal X-ray diffraction was employed.
- Analysis of hydrogen bonding networks and molecular conformations.
Main Results:
- The asymmetric unit contains two molecules of C(8)H(15)N(3)S.
- Cis-trans isomerism observed around N(NH)C=S bonds.
- Cyclohexyl rings adopt chair conformations.
- N-H⋯S hydrogen bonding forms dimers and extended chains along the b-axis.
Conclusions:
- The crystal structure reveals specific isomeric forms and conformational preferences.
- Hydrogen bonding plays a key role in the self-assembly of the compound in the solid state.
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