HYPERVALENT

作品数:6被引量:6H指数:1
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相关领域:理学更多>>
相关机构:南开大学更多>>
相关期刊:《Chinese Journal of Chemistry》《Science China Chemistry》《Chinese Chemical Letters》更多>>
相关基金:国家自然科学基金国家重点实验室开放基金Scientific Research Foundation for the Returned Overseas Chinese Scholars, State Education Ministry国家重点基础研究发展计划更多>>
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Double dehydrogenation of carbocyclic β-dicarbonyl compounds:Koser's reagent can do what iodine(V) reagents can
《Science China Chemistry》2019年第5期597-601,共5页Shan-Shan Liu Li Wang Ya-Nan Duan Ao Yu Chi Zhang 
supported by the National Natural Science Foundation of China(21472094,21772096,21577071);Natural Science Foundation of Tianjin(14JCZDJC40300,17JCYBJC20300)
Koser's reagent is found to be effective in the oxidative double dehydrogenation of various carbocyclic β-dicarbonyl compounds,which constitutes the first example on dehydrogenation reactivity of hypervalent iodine(...
关键词:Koser’s REAGENT DOUBLE DEHYDROGENATION HYPERVALENT twisting 2 3-benzotropone DFT calculations 
Pentafluoroethylbenziodoxole (BIX-C2Fs): A Shelf-Stable Reagent for Pentafluoroethylation of β-Ketoesters and Arylboronic Acids被引量:1
《Chinese Journal of Chemistry》2016年第7期662-668,共7页Jiansheng Zhu Yuguang Li Chuanfa Ni Qilong Shen 
National Basic Research Program of China (No. 2012CB821600), National Natural Science Foundation of China (Nos. 21372247, 21572258, 21421002) and SIOC.
An improved method for the preparation of pentafluoroethylating reagent pentafluoroethyl-substituted benzio- doxole (BIX-C2Fs) was described. Under mild conditions, BIX-C2F5 was able to react with β-ketoesters or a...
关键词:fluorine pentafluoroethyl HYPERVALENT ELECTROPHILIC CROSS-COUPLING 
Study on the Degradation of the Highly Reactive Hypervalent Trifluoromethylation Iodine Reagent PhI(OAc)(CF3)被引量:1
《Chinese Journal of Chemistry》2015年第12期1365-1370,共6页Hui Zhu Shusheng Zhang HaoyangWang Bin Xu Yinlong Guo 
The authors are grateful for financial supports from the National Natural Science Foundation of China (NSFC Grant Nos. 21475145 and 21472228) and Youth Innovation Promotion Association CAS (201317 !).
Degradation of the highly reactive hypervalent trifluoromethylation iodine reagent PhI(OAc)(CF3), which can only be generated in situ with mixing PhI(OAc)2 and TMSCF3 in the presence of CsF, was studied by ESI-M...
关键词:DEGRADATION trifluoromethylation iodine reagent mass spectrometry 19F-NMR CF3 radical reaction 
Effective synthesis of benzyl halides triggered by in situ prepared hypervalent halides被引量:3
《Chinese Chemical Letters》2013年第1期45-48,共4页Xue-Ge Ling Yan Xiong Shu-Ting Zhang Ruo-Feng Huang Xiao-Hui Zhang 
Fundings of the Scientific Research Foundation for the Returned Overseas Chinese Scholars, State Education Ministry,China-France Le Programme Xu Guangqi (No.27967RE);Chongqing University(No.CDJRC10220004 and No. CDJZR11220005);Natural Science Foundation Project of CQ CSTC (No.2010BB5064) for financial support
An effective approach for the direct benzylhalogenation with in situ generation of hypervalent halides has been developed. A variety of benzyl halides are produced in moderate to excellent yields (up to 99%) with hi...
关键词:Benzyl halidesBrominationHypervalentlodination 
Microwave-assisted base-free synthesis of trans-cinnamic acids using hypervalent iodonium salts
《Chinese Chemical Letters》2007年第3期272-274,共3页Min Zhu Chao Shentu Zhong Shi Zhou 
A fast and convenient base-free Heck reaction of acrylic acid with hypervalent iodonium salts was achieved under microwave irradiation in water, providing a simple method for the synthesis of trans-cinnanfic acids in ...
关键词:Heck reaction Hypervalent iodonium salts Microwave irradiation trans-Cinnamic acids 
Rapid Microwave-promoted Base-free Suzuki Coupling Reaction of Sodium Tetraphenylborate with Hypervalent Iodonium Salts in Water被引量:1
《Chinese Chemical Letters》2006年第4期473-476,共4页Jie YAN Zhong Shi ZHOU Min ZHU 
Financial support from the Natural Science Foundation of Zhejiang Province(Project Y404016);the Education Foundation of Zhejiang Province(Project 20040569)is greatly appreciated.
The palladium chloride-catalyzed Suzuki coupling reaction of sodium tetraphenylborate with hypervalent iodonium salts was achieved under microwave irradiation in water without base in excellent yield. A convenient and...
关键词:Suzuki reaction sodium tetraphenylborate iodonium salt microwave irradiation 
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