Insights into the Role of Graphitic Carbon Nitride as a Photobase in Proton‐Coupled Electron Transfer in (sp
<sup>3</sup>
)C−H Oxygenation of Oxazolidinones
Transformation of oxazolidinones to corresponding oxazolidine-2,4-diones is enabled by mpg-CN, a carbonnitride photocatalyst, using oxygen gas as an oxidant. The reaction proceeds via proton-coupled electrontransfer. The mechanism of this transformation is established by photocatalytic experiments, transient absorption spectroscopy and DFT calculations.
[EN] The present invention relates to novel carboxylic acid derivatives of thiazolyl peptide antibiotics capable of treating serious bacterial infections in mammals, and particularly, in humans. These carboxylic acid analogs can also be versatile intermediates for the preparation of new derivatives with useful antibacterial activity. [FR] L'invention concerne de nouveaux dérivés d'acide carboxylique d'antibiotiques à base de peptides de thiazolyle qui permettent de traiter des infections bactériennes graves chez des mammifères, et en particulier chez l'être humain. Ces analogues d'acide carboxylique peuvent aussi constituer des produits intermédiaires polyvalents destinés à la préparation de nouveaux dérivés possédant une activité antibactérienne utile.