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N-chloroacetyl-beta-alanine.
Lourdes Urpí1, Katia Jiménez, Xavier Solans
1Departament d'Enginyeria Química, Universitat Politècnica de Catalunya, Av Diagonal 647, E-08028 Barcelona, Spain.
Acta Crystallographica. Section C, Crystal Structure Communications
|December 31, 2002
Summary
The beta-alanine residue in C(5)H(8)ClNO(3) adopts a folded conformation stabilized by hydrogen bonds. A cis conformation was observed, linked to an intramolecular hydrogen bond.
Area of Science:
- Chemical Crystallography
- Molecular Structure Analysis
Background:
- Understanding the conformational preferences of amino acid derivatives is crucial in molecular chemistry.
- Hydrogen bonding plays a significant role in stabilizing molecular structures.
Purpose of the Study:
- To elucidate the three-dimensional structure and hydrogen bonding network of the title compound, C(5)H(8)ClNO(3).
- To investigate the conformational aspects of the beta-alanine residue within the compound.
Main Methods:
- X-ray crystallography was employed to determine the molecular structure.
- Analysis of intermolecular and intramolecular hydrogen bonds was performed.
Main Results:
- The beta-alanine residue exhibits a ggt folded conformation.
- Intermolecular hydrogen bonds of the N-H...O=C (amide-acid) and O-H...O=C (acid-amide) types stabilize the crystal structure.
- A cis conformation was identified for the Cl-CH(2)-C(=O)-NH torsion angle.
- The cis conformation is associated with an intramolecular hydrogen bond.
Conclusions:
- The study reveals the specific folded conformation and stabilizing hydrogen bond interactions in C(5)H(8)ClNO(3).
- The presence of both intermolecular and intramolecular hydrogen bonds dictates the overall molecular architecture and conformational stability.