国家自然科学基金(20532040)

作品数：6被引量：9H指数：1
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相关期刊：《Science Bulletin》《Chinese Journal of Chemistry》《Chinese Chemical Letters》更多>>
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Enantioselective synthesis of functionalized fluorinated dihydropyrano[2,3-c]pyrazoles catalyzed by a simple bifunctional diaminocyclohexane-thiourea被引量：7
《Chinese Chemical Letters》2014年第4期535-540,共6页Hong-Fei Zhang Zheng-Qing Ye Gang Zhao 
supported by National Basic Research Program of China(973 Program,No.2010CB833200);the National Natural Science Foundation of China(Nos.21032006,203900502,20532040,21290180);Science and Technology Commission of Shanghai Municipality(No.11XD1406400)
Enantioselective synthesis of functionalized fluorinated dihydropyrano[2,3-c]pyrazoles has been achieved via a diaminocyclohexane-thiourea catalyzed cascade Michael addition and Thorpe-Ziegler type cyclization in high...
关键词：Trifluoromethyl Pyrazoles Cyclization Organocatalysis 
Asymmetric epoxidation of α,β-unsaturated ketones using α,α-diarylprolinols as catalysts被引量：1
《Chinese Science Bulletin》2010年第17期1712-1722,共11页ZHENG ChangWu ZHAO Gang 
supported by the National Natural Science Foundation of China (20172064, 203900502, 20532040);QT Program, Shanghai Natural Science Council, and Excellent Young Scholars Foundation of the National Natural Science Foundation of China (20525208)
Asymmetric epoxidation of α,β-unsaturated ketones has been extensively studied and several important procedures have been developed in the last decade. This review addresses the most significant advances in asymmetr...
关键词：β-不饱和酮 不对称环氧化 催化剂 对映选择性 三氟甲基 脯氨酸 查尔酮 甲基酮 
Lewis Base-Catalyzed Formation of α-Trifluoromethyl Alcohol from CF3SiMe3 and Carbonyl-Containing Compounds
《Chinese Journal of Chemistry》2007年第2期233-236,共4页祝诗发 庞婉 邢春晖 朱仕正 
Project supported by the National Natural Science Foundation of China （Nos. 20472106 and 20532040）.
Lewis base could catalyze the formation of a-trifluoromethyl alcohol from CF3SiMe3 and carbonyl-containing compounds. It was found that the α-trifluoromethyl alcohol could also be used to promote the synthesis in bas...
关键词：atom-economic TRIFLUOROMETHYL organic synthesis 
A Convenient Synthesis of Novel Meldrum＇s Acid C60 Fullerene Derivatives
《Chinese Journal of Chemistry》2007年第1期86-89,共4页姜沪 章建民 杜蔚琼 朱士正 
Project supported by the National Natural Science Foundation of China （No. 20532040）.
A series of novel Meldrum＇s acid C60 derivatives were prepared in moderate yields from a convenient one-pot reaction of C60, the Meldrum＇s acid derivatives, 12 and 1,8-diazabicyclo-[5,4,0]-undec-7-ene （DBU） in tol...
关键词：fullerene C60 Meldrum＇s acid derivative CARBENE addition synthesis 
An Efficient Method for Catalytic Asymmetric Reduction of Diketones and Application of Synthesis to Chiral 2,5- Diphenylpyrrolidine and 2,5-Diphenylthiolane
《Chinese Journal of Chemistry》2006年第10期1402-1405,共4页李响 赵刚 曹卫国 
Project supported by the National Natural Science Foundation of China （Nos. 20525208, 20532040, 20390050）.
Asymmetric reduction of diketones with borane reagents generated in situ using cheap and available NaBH4 and SnCl2 in the presence of （S）-（-）-α,a-diphenyl-2-pyrrolidinemethanol was successfully achieved to yield ...
关键词：asymmetric reduction chiral diol chiral 2 5-diphenylpyrrolidine chiral 2 5-diphenylthiolane 
Difluorocarbene Chemistry： A Simple Transformation of 3,3-gem-Difluorocyclopropenes to Cyclopropenones被引量：1
《Chinese Journal of Chemistry》2006年第9期1219-1224,共6页程战领 陈庆云 
Project supported by the National Natural Science Foundation of China （Nos. 20272026, 20032010, 20532040）. Dedicated to Professor Xikui Jiang on the occasion of his 80th birthday.
The cycloaddition reactions of a-acetyoxyl propynes with difluorocarbene, generated from the decomposition of FSO2CF2CO2SiMe3 in DG in the presence of 10% of NaF at 120℃ gave readily a-acetyoxyl gem-difluorocycloprop...
关键词：DIFLUOROCARBENE gem-difluorocyclopropene cyclopropenone 
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