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时间:2020-03-26
《卓酚酮基础的查尔酮衍生物(E)-5-溴-3-(3-芳基丙烯酰基)卓酚酮的合成.pdf》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、第24卷第】2期化学研究与应用Vo1.24,No.122012年l2月ChemicalResearchandApplicationDec.,2012文章编号:1004-1656(2012)12—1848-05Synthesisoftropolone-basedchalconederivatives(E)-5-bromo-3-(3一arylacryloy1)tropolonesZHANGHong,LIYang(InstituteofSuperfineChemicals,BohaiUniversity,Jin
2、zhou121000,China)Abstract:Afacileandgeneralsynthesisofaseriesofnewtropolone—basedchalconecompoundsbyClmsen.Schmidtcondensationreactionfrom3-acetyl-5-br0motropeloneandsubstitutedbenzaldehydesWasdescribed.Themethodusing5%aq.KOHascatalystand50%aq.methanolass
3、olventwasattractivesinceitspecificallygenerates(E)-isomerswithhi【ghyieldsundermildreactioncon—ditions.ThestructuresofthetitlecompoundswerecharacterizedbyIR,HNMR,andMStechniques.Keywords:tropelone-basedchalcone;Claisen-Schmidtcondensation;3一acetyl-5一bromot
4、ropolone;benzaldehyde中图分类号:0625文献标识码:A’卓酚酮基础的查尔酮衍生物().5一溴一3一(3一芳基丙烯酰基)卓酚酮的合成张红,李阳(渤海大学超精细化学品研究所,辽宁锦州121000)关键词:3一乙酰基-5-溴-卓酚酮与不同取代的苯甲醛类化合物通过Claisen.Schmidt缩合反应合成一系列结构新颖的卓酚酮取代的查尔酮类衍生物。该方法使用5%KOH溶液作为催化剂,50%甲醇水溶液作为溶剂,具有操作简便、反应条件温和、收率高等优点。所合成标题化合物的结构经IR、HNMR、M
5、S和元素分析得以证实。中图分类号:卓酚酮基查尔酮;Claisen—Schmidt缩合;3-乙酰基-5-溴.卓酚酮;苯甲醛The1,3-diaryl-2-propenone(ehalcone)moietytyrosinase【’,引thatplayedcrucialroleinthebiochem-hadearnedthestatusofaprivilegedpharmacophoreicalpathwaysofdifferentdiseases.Recently,Nevesetascompoundsbea
6、ringthismoietypbssessedabroada1.reposedthatsomechaleonebearinghydroxylspectrumofbiologicalactivity⋯,suchasanti-oxida—groupat2’-position(1,Fig.1)displayedapotentialtire,anticancer,antileishmanial,andantiinflammatoryantiproliferativeactivityinthreehumantumo
7、rcellactivities[4。.Diaryl-2-propen0nesalsoinhibitedvari.lines(MCF-7,NCI.H460andA375.C5)[91.ComplexOUSenzymessuchasCysLTl[5],COX/5.LOX【6],andpharmacologicalactivitiestogetherwiththeeasysyn-收稿日期:2012-05-22;修回日期:2012-08-08联系人简介:李阳(1979·),男,讲师,研究方向:有机合成。E-mai
8、l:liyangzhanghong@126.tom第12期张红等:卓酚酮基础的查尔酮衍生物(E).5.溴3.(3.芳基丙烯酰基)卓酚酮的合成1849theticreproductionandderivatizationofthecorenalchemistryorindesigningnoveltroponoiddrugs.structurehadsolicitedconsiderableinteresttowardsThus
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