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The reaction of weakly electrophilic aryldiazonium (also called arenediazonium) salts with highly activated aromatic compounds leads to the formation of products with an —N=N— link, called an azo linkage. This reaction, presented in Figure 1, is known as diazo coupling and occurs without the loss of the nitrogen atoms of the aryldiazonium salt. Highly activated aromatic compounds such as phenols or arylamines favor the diazo coupling reaction. The coupling generally occurs at the...
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Azobenzene as Antimicrobial Molecules.

Miriam Di Martino1, Lucia Sessa1, Martina Di Matteo1

  • 1Department of Pharmacy, University of Salerno, Via Giovanni Paolo II, 132, 84084 Fisciano, Italy.

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Summary
This summary is machine-generated.

Azo molecules offer light-controlled antimicrobial activity, addressing bacterial resistance. This review explores coupling azobenzene with antimicrobials for smart drug delivery and targeted antibacterial therapy.

Keywords:
antimicrobialazobenzeneazopolymersorganometallic

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Area of Science:

  • Photochemistry
  • Medicinal Chemistry
  • Materials Science

Background:

  • Azo molecules exhibit light-sensitive properties, making them suitable for external stimuli response.
  • Increasing bacterial resistance necessitates novel antimicrobial agents and therapeutic strategies.
  • Azobenzene derivatives show potential for antimicrobial activity and photo-controlled bioactivity.

Purpose of the Study:

  • To systematically review the coupling of azobenzene moieties with antimicrobial molecules.
  • To analyze the structural patterns and antimicrobial performance of these hybrid compounds.
  • To highlight the application of photoactive azobenzene in designing smart antimicrobial materials.

Main Methods:

  • Literature review of recent cutting-edge articles.
  • Analysis of structural modifications and their impact on antimicrobial efficacy.
  • Evaluation of photoisomerization effects on bioactivity.

Main Results:

  • Successful integration of azobenzene with various antimicrobial agents, including small molecules and peptides.
  • Demonstrated photo-controlled modulation of antimicrobial activity.
  • Identification of structure-activity relationships and photoactivity.

Conclusions:

  • Coupling azobenzene with antimicrobials offers a promising strategy for developing light-responsive antibacterial therapies.
  • Smart materials incorporating azobenzene show potential for targeted drug delivery and combating resistant bacteria.
  • Further research into photoactive azobenzene conjugates can lead to advanced antimicrobial solutions.