1,1'-(Ethane-1,2-di-yl)bis-(indoline-2,3-dione)
Yao Wang1, Sheng-Li Cao, Chong-Qing Wan
1Department of Chemistry, Capital Normal University, Beijing 100048, People's Republic of China.
Summary
This study details the crystal structure of C(18)H(12)N(2)O(4), revealing a zigzag molecular arrangement. Molecules stack in columns with distinct orientations, stabilized by weak intermolecular interactions.
Area of Science:
- Crystallography
- Materials Science
- Organic Chemistry
Background:
- Understanding the solid-state structure of organic molecules is crucial for predicting material properties.
- The title compound, C(18)H(12)N(2)O(4), possesses a unique chemical structure with potential applications.
Purpose of the Study:
- To elucidate the crystallographic structure and packing arrangement of the title compound.
- To analyze the intermolecular interactions governing the crystal lattice.
Main Methods:
- Single-crystal X-ray diffraction was employed to determine the molecular and crystal structure.
- Analysis of bond lengths, angles, and intermolecular contacts was performed.
Main Results:
- The molecule C(18)H(12)N(2)O(4) lies on a crystallographic center of symmetry, exhibiting a zigzag conformation.
- Two parallel columns of molecules are observed along the b axis, with differing orientations of the indoline-2,3-dione fragments.
- Weak interactions, including C-H⋯O hydrogen bonds and π-π stacking, dictate the crystal packing.
Conclusions:
- The crystal structure of C(18)H(12)N(2)O(4) is characterized by a zigzag motif and columnar stacking.
- The observed packing is primarily driven by weak intermolecular forces, influencing the material's properties.
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