Abstract
Starting from the mucohalogen acids 1a and b 5-hydroxy-2(5H)-furanones 2a-h have been prepared and tested. These novel 4-amino-5-hydroxy 2(5H)-furananones have shown a broad antibiotic activity against Staphylococcus aureus ATCC 25923, Escherichia coli ATCC 25922, Pseudomonas aeruginosa ATCC 27853 in the micromolar range. A one step synthesis from mucohalogen acids towards the antibacterials 2a-h was developed, in which the target was obtained from 1a and b under reflux in toluene in presence of a catalytic amount of sulfuric acid. The derivatives 2b and c displayed a MIC and MBC of 4/8 μg/ml, against Staphylococcus aureus with a selectivity towards the resistant strains. © 2005 Elsevier Ltd. All rights reserved.
| Original language | English |
|---|---|
| Pages (from-to) | 919-921 |
| Number of pages | 3 |
| Journal | Bioorganic and Medicinal Chemistry Letters |
| Volume | 15 |
| Issue number | 4 |
| DOIs | |
| Publication status | Published - 15 Feb 2005 |
Keywords
- 2(5H)-Furanones
- Antibacterials
- Bioactivity
- Synthesis
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