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作品数：34被引量：26H指数：3
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相关领域：理学更多>>
相关作者：解春松钟素红龚学庆卢冠忠更多>>
相关机构：杭州师范大学南开大学大连民族学院光电子技术研究所华东理工大学更多>>
相关期刊：《Chinese Journal of Structural Chemistry》《Science Bulletin》《Chinese Journal of Catalysis》《中国科学：化学》更多>>
相关基金：国家自然科学基金The Royal Society中国博士后科学基金更多>>
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Relative reactivities of bromine-substituted substrates toward bromophilic attack by a carbanion被引量：2
《Chinese Journal of Chemistry》1992年第2期186-188,共0页LI,Xing-Ya JIANG,Xi-Kui ZHANG,Xiao-Jun Shanghai Institute of Organic Chemistry,Chinese Academy of Sciences,345 Lingling Lu,Shanghai 200032 
the National Natural Science Foundation of China.
Halophilic attack on carbon-halogen bond by nucleophiles has recently become a sub-ject of interest and intensive study.A wide variety of substrates and nucleophiles has beenexamined.But no quantitative measurements ...
关键词：rate Br CCF 
Synthesis and comparative study of reactivities of δ-lactone,estor group and oxazinone ring in coumarin derivatives towards carbon or nitrogen nucleophiles
《Chinese Journal of Chemistry》1990年第5期469-473,共2页EL-KAFRAWY,A.F. SOLIMAN,A.Y. BAKER,H.M. MOHAMED,F.K. EL-KADY,M.Y.Department of Chemistry,Faculty of Science,Ain Shams University and Faculty of Education at El-Fayoum,Cairo.Egypt 
Condensation of methyl 7-methylcoumarin-4-acetate(2)with primary amines and with an- thranilic acid gave 7-methyl-2-oxo-N-aryl-2H-[1]-benzopyran-4--acetamide(4a—d)and(7),respectively. Compound 7 underwent cyclization...
关键词：Synthesis and comparative study of reactivities of lactone estor group and oxazinone ring in coumarin derivatives towards carbon or nitrogen nucleophiles RING 
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