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Related Experiment Videos

Ketazolam.

D Vega1, D Fernández, G Echeverría

  • 1Departamento de Física, Comisión Nacional de Energía Atómica, Buenos Aires, Argentina. vega@cnea.gov.ar

Acta Crystallographica. Section C, Crystal Structure Communications
|July 10, 2001
PubMed
Summary

This study details the structure of a novel benzodiazepine derivative with a fused heterocyclic ring. Its complex, non-planar core features a twist-boat diazepine ring and a unique oxazine ring conformation.

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Area of Science:

  • Medicinal Chemistry
  • Organic Chemistry
  • Structural Chemistry

Background:

  • Benzodiazepines are a class of psychoactive drugs.
  • Novel benzodiazepine derivatives are explored for unique structural and potential therapeutic properties.

Purpose of the Study:

  • To elucidate the three-dimensional structure of a novel benzodiazepine compound.
  • To describe the conformational characteristics of the fused heterocyclic system.

Main Methods:

  • Single-crystal X-ray diffraction analysis was employed.
  • The molecular structure and stereochemistry were determined.

Main Results:

  • The compound is a benzodiazepine with an additional d-face-fused heterocyclic ring.
  • A significant dihedral angle (86.2°) exists between the phenyl and benzo rings.
  • The central diazepine ring adopts a twist-boat conformation, and the oxazine ring adopts an intermediate conformation.

Conclusions:

  • The unique fused ring system and non-planar core contribute to the compound's distinct structural profile.
  • Understanding the precise conformation is crucial for structure-activity relationship studies in benzodiazepine research.

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