1、浙江大學(xué)碩士學(xué)位論文鹵代黃烷酮和雙黃(烷)酮化合物的合成研究姓名:曾忠清申請學(xué)位級(jí)別:碩士專業(yè):化學(xué)工程指導(dǎo)教師:陳英奇2001.2.1浙江大學(xué)碩:學(xué)位論文ABSTRACTTheflavonoidswhicharecomprehensivelyfoundintheplantkin酣omhavemanypharmacologicalactivities,suchasantisepsis,anticancerspasmreliefhypot
2、ensive,cholineesteraseinhibition,coronaryexpansionandSOon,besidestheirimportantregulatingeffectsonthegrowth,development,blossomandfruitofplantsTheymainlyincludeflavone,flavonol,chalcone,isoflavone,flanvanoneandbiflavonoi
3、dsInthisdissertation,thechemicalpreparationofhalogenatedflavanoneandbiflavonoidshasbeenstudiedFistwechoose1,35trimethoxylbenzeneasrawmaterial,viaacetylation,demethylationandcondensationwithm—halobenzaldehyde,topreparease
4、riesofhalogenatedchalcones(6:ab,c,d)whichareisomerizedtobecorrespondingyhalo5,7dimethoxylflavanones(7:ab,e,d)SecondwechooseYhalo一5,7一dimethoxylflavanoneaSrawmateial,Pd(OAc)2/n—BtuNBrascatalyst,viabi—molecularcouplingreac