Synthesis and antifungal activity evaluation of new heterocycle containing amide derivatives
摘要:
A series of heterocycle containing amide derivatives (1-28) were synthesised by the combination of acyl chlorides (1a, 2a) and heterocyclic/homocyclic ring containing amines, and their in vitro antifungal activity was evaluated against five plant pathogenic fungi, namely Gibberella zeae, Helminthosporium maydis, Rhizoctonia solani, Botrytis cinerea and Sclerotinia sclerotiorum. Results of antifungal activity analysis indicated that some of the products showed good to excellent antifungal activity, as compound 2 showed excellent activity against G. zeae and R. solani and potent activity against H. maydi, B. cinerea and S. sclerotiorum, and compounds 1, 8 and 10 also displayed excellent antifungal potential against H. maydi, B. cinerea and S. sclerotiorum and good activity against R. solani when compared with the standard carbendazim.
Accessing <i>N</i>-Acyl Azoles via Oxoammonium Salt-Mediated Oxidative Amidation
作者:John M. Ovian、Christopher B. Kelly、Vincent A. Pistritto、Nicholas E. Leadbeater
DOI:10.1021/acs.orglett.7b00060
日期:2017.3.17
An operationally simple, robust, metal-free approach to the synthesis of N-acyl azoles from both alcohols and aldehydes is described. Oxidative amidation is facilitated by a commercially available organic oxidant (4-acetamido-2,2,6,6-tetramethylpiperidine-1-oxoammonium tetrafluoroborate) and proceeds under very mild conditions for an array of structurally diverse substrates. Tandem reactions of these
Nitroxide‐Catalyzed Oxidative Amidation of Aldehydes to Yield
<i>N</i>
‐Acyl Azoles Using Sodium Persulfate
作者:Fabrizio Politano、Arturo León Sandoval、Mason L. Witko、Katrina E. Doherty、Chelsea M. Schroeder、Nicholas E. Leadbeater
DOI:10.1002/ejoc.202101239
日期:2022.1.27
In the presence of a catalytic quantity of a nitroxide salt, sodium persulfate can be used for the oxidative amidation of aldehydes to yield acyl azoles.
[EN] QUORUM SENSING INHIBITORS AND METHODS OF USE<br/>[FR] INHIBITEURS DE DÉTECTION DE QUORUM ET MÉTHODES D'UTILISATION
申请人:UNIV INDIANA TRUSTEES
公开号:WO2022036282A1
公开(公告)日:2022-02-17
Inhibition of quorum sensing in Gram-negative bacteria, particularly strains of Vibrio, by certain compounds is disclosed. Compositions to treat bacterial infections and methods to treat such infections are also provided.