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Updated: Jun 5, 2026

Synthesis of Nine-atom Deltahedral Zintl Ions of Germanium and their Functionalization with Organic Groups
Published on: February 11, 2012
1,16-Diiodo-hexa-deca-ne
Naotake Nakamura1, Daisuke Ishizu
1Department of Applied Chemistry, College of Science and Engineering, Ritsumeikan University, 1-1-1, Nojihigashi, Kusatsu, Shiga 525-8577, Japan.
The molecular structure of C(16)H(32)I(2) is centrosymmetric with an all-trans conformation. Its layered structure resembles the smectic C phase found in liquid crystals.
Area of Science:
- Crystallography
- Materials Science
Background:
- Understanding molecular packing is crucial for predicting material properties.
- Liquid crystals exhibit ordered phases like the smectic C phase.
Purpose of the Study:
- To elucidate the molecular structure and packing of C(16)H(32)I(2).
- To compare the structural features of C(16)H(32)I(2) with known liquid crystalline phases.
Main Methods:
- X-ray crystallography was used to determine the molecular structure.
- Analysis of bond lengths, angles, and overall conformation.
Main Results:
- The molecular structure of C(16)H(32)I(2) was determined to be centrosymmetric.
- The molecular skeleton adopts an all-trans conformation, with terminal iodine atoms.
- Molecules are arranged in layers with a specific thickness, 'a'.
Conclusions:
- The determined structure of C(16)H(32)I(2) shares similarities with the smectic C phase of liquid crystals.
- This suggests potential for C(16)H(32)I(2) in applications requiring ordered molecular arrangements.
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