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Updated: May 31, 2026

Modification and Functionalization of the Guanidine Group by Tailor-made Precursors
Published on: April 27, 2017
N,N'-Bis(2-chloro-phenyl-sulfon-yl)adipamide
This study details the crystal structure of a novel organic compound, C(18)H(18)Cl(2)N(2)O(6)S(2). Molecular analysis reveals specific bond conformations and intermolecular hydrogen bonding critical for crystal packing.
Area of Science:
- Crystallography
- Organic Chemistry
- Molecular Structure
Background:
- Understanding the three-dimensional arrangement of atoms in organic molecules is fundamental to predicting their properties and reactivity.
- Crystal structure analysis provides precise details on molecular conformation, bond lengths, and intermolecular interactions.
- The title compound, C(18)H(18)Cl(2)N(2)O(6)S(2), represents a potentially significant molecular architecture.
Purpose of the Study:
- To elucidate the detailed crystal structure of the title compound, C(18)H(18)Cl(2)N(2)O(6)S(2).
- To characterize the molecular conformation, including bond orientations and dihedral angles.
- To identify and describe the intermolecular interactions governing crystal packing.
Main Methods:
- Single-crystal X-ray diffraction was employed to determine the three-dimensional structure.
- The centrosymmetric crystal system was identified.
- Analysis of bond distances, bond angles, and dihedral angles was performed.
Main Results:
- The crystal structure of C(18)H(18)Cl(2)N(2)O(6)S(2) was successfully determined, revealing a centrosymmetric arrangement.
- The conformation of the N-H and C=O bonds within the C-SO(2)-NH-C(O)-C-C segment was found to be anti.
- A dihedral angle of 89.6(2)° was measured between the benzene ring and the central molecular plane.
- Intermolecular N-H⋯O(S) hydrogen bonds were observed, linking molecules into sheets along the b axis.
Conclusions:
- The study provides a precise structural description of C(18)H(18)Cl(2)N(2)O(6)S(2).
- The observed anti conformation and specific dihedral angle offer insights into the molecule's preferred spatial arrangement.
- The identified hydrogen bonding network highlights key intermolecular forces influencing the solid-state structure.
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