synthesis, molecular properties prediction, and anti-staphylococcal activity of n-acylhydrazones and new 1,3,4-oxadiazole derivatives合成、分子特性预测,anti-staphylococcal n-acylhydrazones和新活动1,3,则对衍生品.pdfVIP

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synthesis, molecular properties prediction, and anti-staphylococcal activity of n-acylhydrazones and new 1,3,4-oxadiazole derivatives合成、分子特性预测,anti-staphylococcal n-acylhydrazones和新活动1,3,则对衍生品.pdf

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synthesis, molecular properties prediction, and anti-staphylococcal activity of n-acylhydrazones and new 1,3,4-oxadiazole derivatives合成、分子特性预测,anti-staphylococcal n-acylhydrazones和新活动1,3,则对衍生品

Molecules 2012, 17, 5095-5107; doi:10.3390/molecule OPEN ACCESS molecules ISSN 1420-3049 /journal/molecules Article Synthesis, Molecular Properties Prediction, and Anti-staphylococcal Activity of N-Acylhydrazones and New 1,3,4-Oxadiazole Derivatives 1 1 2 Cledualdo Soares de Oliveira , Bruno Freitas Lira , Vivyanne dos Santos Falcão-Silva , 2 3 Jose Pinto Siqueira-Junior , Jose Maria Barbosa-Filho and Petronio Filgueiras de Athayde-Filho 1,* 1 Department of Chemistry, Federal University of Paraiba, João Pessoa, PB 58059-900, Brazil; E-Mails: aldoscarchi@.br (C.S.O.); brunofrlira@ (B.F.L.) 2 Department of Molecular Biology, Federal University of Paraíba, João Pessoa, PB 58059-900, Brazil; E-Mails: vivyannefalcao@.br (V.S.F.-S.); jpsiq@.br (J.P.S.-J.) 3 Laboratory of Pharmaceutical Technology, Federal University of Paraíba, João Pessoa, PB 58051-900, Brazil; E-Mail: jbarbosa@ltf.ufpb.br * Author to whom correspondence should be addressed; athayde-filho@quimica.ufpb.br; Tel.: +55-83-3216-7937. Received: 19 March 2012; in revised form: 18 April 2012 / Accepted: 19 April 2012 / Published: 3 May 2012 Abstract: Five new 1-(2-(5-nitrofuran-2-yl)-5-(aryl)-1,3,4-oxadiazol-3-(2H)-yl) ethanone compounds 5a–e were synthesized by cyclization of N-acylhydrazones 4a–e with acetic anhydride under reflux conditions. Their structures