国家自然科学基金(20472079)

作品数:17被引量:20H指数:2
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相关作者:郭庆祥刘磊文国涛傅尧李哲更多>>
相关机构:中国科学技术大学清华大学安徽省环境科学研究院更多>>
相关期刊:《化学进展》《有机化学》《Chinese Journal of Chemical Physics》《Chinese Journal of Chemistry》更多>>
相关主题:CUICATALYZEDFLUORESCENCEEDCU更多>>
相关领域:理学一般工业技术生物学化学工程更多>>
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蛋白质的化学全合成被引量:2
《化学进展》2007年第12期1866-1882,共17页李娟 郑基深 沈非 方葛敏 郭庆祥 刘磊 
国家自然科学基金项目(No.20472079)资助
含有非天然氨基酸的蛋白质(如翻译后修饰蛋白质、修饰有探针分子的蛋白质等)是化学生物学中重要的生理活性分子。这些分子难以通过生物表达来获取,而必须使用化学方法来合成。半胱氨酸肽片段连接方法是目前应用于蛋白质化学全合成中的...
关键词:肽片段连接 半胱氨酸 硫酯 脂蛋白 糖蛋白 
A novel selective fluorescent chemosensor for Cu(Ⅱ)
《Chinese Chemical Letters》2007年第11期1403-1406,共4页Mao Xiang Wang Xiang Ming Meng Man Zhou Zhu Qing Xiang Guo 
A novel fluorescence enhancement Cu^2+ chemosensor derived from coumarin was prepared. Emission study found that it exhibits evident Cu^2+-arnplified fluorescence prior to Co^2+, Pb^2+, Mg^2+, Mn^2+, Ni^2+, Zn^...
关键词:Cu^2+ chemosensor FLUORESCENCE 荧光性 COUMARIN 
A novel highly selective fluorescent chemosensor for Hg(Ⅱ) in fully aqueous media被引量:2
《Chinese Chemical Letters》2007年第10期1209-1212,共4页Xiang Ming Meng Man Zhou Zhu Qing Xiang Guo 
A novel fluorescent Hg^2+ chemosensor based on dithia-dioxa-monoaza crown ether was synthesized in four steps from inexpensive starting materials. This new sensor exhibited very strong fluorescence response to Hg^2+...
关键词:Hg^2+ sensor FLUORESCENCE PET FLUORESCEIN SELECTIVITY 
Cu-catalyzed cross-couplings under ligandless conditions
《Chinese Chemical Letters》2007年第10期1199-1202,共4页Chuan Zhou Tao Juan Li Xin Cui Yao Fu Qing Xiang Guo 
The possibility to carry out Cu-catalyzed cross-couplings under ligandless conditions was studied. It was found that by using K3PO4 as the base, the cross-coupling could proceed successfully between aryl iodides and s...
关键词:CU CATALYSIS CROSS-COUPLING Ligand free 
Theoretical Study of Remote Substituent Effects on X-H (X=CH2, NH, O) Bond Dissociation Energies of Azulene被引量:1
《Chinese Journal of Chemistry》2007年第7期1014-1022,共9页俞一赞 傅尧 刘磊 郭庆祥 
Project supported by the National Natural Science Foundation of China (No. 20472079) and Anhui Provincial Natural Science Faundation (No 070416237).
In the study, the X-H (X=CH2, NH, O) bond dissociation energies (BDE) of para-substituted azulene (Y-C10H8X-H) were predicted theoretically for the first time using Density Functronal Theory (DFT) methods at U...
关键词:AZULENE substituent effect bond dissociation energy density functional theory dipole moment 
Copper-mediated synthesis of N,N'-diarylhydrazines from boronic acids
《Chinese Chemical Letters》2007年第5期499-501,共3页Ye Feng Wang Yuan Zhou Jia Rui Wang Lei Liu Qing Xiang Guo 
N,N'-Diarylhydrazines have been prepared via the reaction of N-Boc-aryl hydrazines with boronic acids mediated by copper acetate. This mild reaction condition tolerates the presence of a variety of functional groups.
关键词:Cross coupling reaction N N'-Diarylhydrazines Boronic acids Copper acetate 
Fluorescence Enhancement of Polyamine Derivatives of 1,8-Naphthalimide with Transition Metal Ions
《Chinese Journal of Chemical Physics》2006年第6期506-510,共5页文国涛 朱满洲 王卓 孟祥明 胡惠媛 郭庆祥 
supported by the National Natural Science Foundation of China(No.20332020,No.20472079).
A series of fluorescent chemosensors 1-3 were synthesized to detect transition metal ions. At the room temperature, fluorescence intensities of these chemosensors in acetonitrile without transition metal ions were fou...
关键词:Transition metal ion 1 8-naphthalimide Photoinduced electron transfer Fluorescence enhancement Fluorescent chemosensor 
CuI-catalyzed Synthesis of Aryl Thiocyanates from Aryl Iodides
《Chinese Chemical Letters》2006年第10期1283-1286,共4页Ye Feng WANG Yuan ZHOU Jia Rui WANG Lei LIU Qing Xiang GUO 
An operationally simple and inexpensive catalyst system was developed for the cross coupling of potassium thiocyanate with aryl iodides by using CuI as catalyst, 1, 10-phenanthroline as ligand, and tetraethylammonium ...
关键词:Cross coupling reaction CUI aryl thiocyanate Aryl Iodide 1 10-phenanthroline. 
Photoinduced Electron Transfer in Dumbbell-type Fullerene Dyad
《Chinese Journal of Chemical Physics》2006年第5期433-437,共5页Hui-yuan Hu Man-zhou Zhu Zhi-ping Zhang Guo-tao Wen Yao Fu Qing-xiang Guo 
Ⅴ. ACKN0WLEDGMENTS This work was supported by the National Natural Science Foundation of China (No.20332020 and No.20472079).
1,3-Dipolar cycloaddition of DTE-azomethine ylides (DTE: dithienyl-ethene) to C60 in refluxed toluene was used to synthesize novel dumbbell-type fullerene dimer 1. For the sake of comparison, the monoadduct 2 were ...
关键词:FULLERENE Photophysical properties Photoinduced intramolecular electron transfer 
Synthesis of α-Arylated Esters from Aryl Halides被引量:1
《Chinese Chemical Letters》2006年第5期595-598,共4页Wei DENG Ye Feng WANG Lei LIU Qing Xiang GUO 
An operationally simple and inexpensive catalyst system was developed for the cross coupling of aryl iodides and bromides with ethyl acetoacetate by using CuI as catalyst and Nmethyl glycine as ligand. The reaction re...
关键词:Cross coupling reaction CUI ethyl acetoacetate aryl halide α-arylalkanoic acids. 
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