A convenient synthesis of 1,5-diarylpyrazoles from Baylis-Hillman adducts using HY-zeolite

查看全文 作　　者：Mohammad [1]Nikpassand;Manouchehr [1]Mamaghani;Mohammad Ali [1]Zanjanchi;Nosrat Olah [1]Mahmoodi;Massomeh [1]Mirzaeinejad

机构地区：[1]Department of Chemistry,Faculty of Sciences,University of Guilan,41335-1914 Rast,Iran

出　　处：《Chinese Chemical Letters》索引2010年第21卷第1期,共4页

基　　金：support from the Research Council of University of Guilan 摘　　要：A facile and convenient protocol was developed for the synthesis of 1,5-diarylpyrazoles using Baylis-Hillman adducts in the presence of HY-zeolite as an efficient recyclable heterogeneous catalyst in reasonable reaction times(1.5-2.5 h) and high yields (78-90%). 关键词：1,5-Diarylpyrazole HY 沸石 BAYLIS-HILLMAN 异构的催化作用

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A convenient synthesis of 1,5-diarylpyrazoles from Baylis-Hillman adducts using HY-zeolite

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