Heterocycles相关论文
Direct C(sp3)-H Sulfonylation of Xanthene Derivatives with Sodium Sulfinates by Oxidative Copper Cat
By employing a readily available CuCl/DDQ catalyst system,we herein report a direct C(sp3)-H sulfonylation of xanthene d......
Au(Ⅰ)-Catalyzed 6-endo-dig Cyclizations of Aromatic 1,5-Enynes to 2-(Naphthalen-2-yl)anilines Leadin
A gold(Ⅰ)-catalyzed 6-endo-dig cyclization of aromatic 1,5-enynes was developed to synthesize 2-(naphthalen-2-yl)anilin......
Elemental Sulfur and Dimethyl Sulfoxide-Promoted Oxidative Cyclization of Trifluoroacetimidohydrazid
A metal-free approach for the synthesis of 3-hetaryl-5-trifluoromethyl-1,2,4-triazoles via sulfur/dimethyl sulfoxide-pro......
Stimuli-responsive molecules are highly desirable in different scenario such as smart materials,bio-imaging,and environm......
Preparation of selenofunctionalized heterocycles via iodosobenzene-mediated intramolecular selenocyc
An intramolecular selenocyclizations of olefins mediated by a commercially available hypervalent iodine(Ⅲ) reagent,PhIO......
A Facile Construction of Bisheterocyclic Methane Scaffolds through Palladium-Catalyzed Domino Cycliz
A convenient palladium-catalyzed domino cyclization reaction for the construction of bis(benzofuranyl)methane scaffolds ......
OG-PP72:The Application of methyl(Z)-2-bromo-4,4,4-trifluoro-2-butenoate:Synthesis of Trifluoromethy
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OG-ILOI:Amino acid promoted Ullmann-type coupling reactions and their applications in the assembly o
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Thiuram compounds bear a high potential for the improvement of known vulcanization reactions not only from the environme......
Yne-allenones are types of competent reactants endowed with multiple reactive sites,which could be used as versatile and......
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The synthesis of <span>nitrogen containing</span> heterocycles is of particular interest in the pharmaceutical industry ......
Divergent Synthesis of N-Heterocycles by Merging Borane- Mediated Cyclopropane Ring-Opening and Hydr
Herein,we report the synthesis of N-heterocycles by borane-catalyzed dehydrogenative cyclization of 2-cyclopropyl-N,N-di......
Nitrones are not only widely recognized as important building blocks in the synthesis of various natural and biologi......
The rapid and convenient construction ofbenzo-fused cyclic compounds has attracted significant attention due to thei......
In the last years,we have carried out the studies on the silver-catalyzed reactions of isocyanides,and discovered a ......
Over the past decades,N-heterocyclic carbenes (NHCs) have developed into a powerful kind catalysts for organic synth......
A novel chemoenzymatic one-pot multicomponent synthesis of thiazole derivatives was developed.A series of thiazole d......
杂环化合物是许多天然产物和药物的重要骨架。因此，发展杂环化合物的新合成方法一直是合成化学的研究重点和热点。但已报道的方......
Divergent Synthesis of N-Heterocycles by Merging Borane-Mediated Cyclopropane Ring-Opening and Hydri
Main observation and conclusionrnHerein,we report the synthesis of N-heterocycles by borane-catalyzed dehydrogenative cy......
Although tandem reactions offer rapid access to structurally complex molecules in one-pot reaction,the selectivity issue......
Synthesis, Crystal Structure and Biological Activity of 2-Chloro-5-(((5-(1-methyl-3-(trifluoromethyl
本文通过对荣华二采区10...
The heterocyclic compound 2-amino-N-(2-chloro-6-methylphenyl)thiazole-5-carboxamide (1),designed using 2-chloro-6-methyl......
This review summarizes recent advances in the field of gold-catalyzed synthesis of pharmaceutically relevant aza-heteroc......
Direct benzylic functionalization of pyridines:Palladium-catalyzed mono-α-arylation ofα-(2-pyridinyl
Herein,we report a Pd-catalyzedmono- α-arylationreactionforpyridinebenzylicfunctionalization.This approach serves as an......
Synthesis, Crystal Structure and Anti-breast Cancer Activity of ((3S,5R)-5-((1H-1,2,4-triazol-1-yl)m
本文通过对荣华二采区10...
Fluoroalcohol-mediated reductive iodonio-Claisen rearrangement: Synthesis of complex ortho-substitut
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
An Efficient and Practical Synthesis of Benzoxazoles from Acyl Chlorides and 2-Aminophenols Catalyze
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Isatoic anhydride was reacted with several L-amino acids to give the corresponding(2S)-N-(o-aminobenzoyl)-2-alkyl- amino......
Heterocyclic Synthesis Using Nitrilimines: Part 16.Synthesis of Some New Pyrazole and Spiropyrazolin
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Multichannel Chromogenic and Chiral Anions Recognition by Imidazolium Functionalized BINOL Derivativ
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Synthesis and Bioactivity of New Chalcone Derivatives as Potential Tyrosinase Activator Based on the
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Enantioselective Synthesis of N-Phenyl-dihydropyrano[2,3-c]pyrazoles via Cascade Michael Addition/Th
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Sodium hydride-mediated synthesis of 1,5-diaryl-1,2,3-triazoles from anti-3-aryl-2,3-dibromopropanoi
A series of 1,5-disubstituted 1,2,3-triazoles are synthesized by a one-pot process from anti-3-aryl-2,3-dibromopropanoic......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Visible-Light-Catalyzed Phosphonation-Annulation: An Efficient Strategy to Synthesize β-Phosphonopyr
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Intramolecular (4 + 3) cycloadditions of nitrogen-tethered epoxy enosilanes for the synthesis of het
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
<正> 人们知道,原子和分子的气相紫外光电子能谱(UPS)谱带的分离结构是电子能级量子化的反映.谱峰相应的电子结合能(或电离能)是正......
新农药创制工作必须借鉴国外成功开发农药的经验，利用先导化合物进行结构修饰是我国新农药创制的一条捷径。......
Instudyonnewpharmaceuticalsandagrochemicals,theapplicationofheterocyclesisaveryimportantmethod,whichcanimprovethebiologi......
Instudyonnewpharmaceuticalsandagrochemicals,theapplicationofheterocyclesisaveryimportantmethod,whichcanimprovethebiologi......
本文综述了氨基硫脲及其相关化合的合成、波谱和化学性质以及在药物、工业、农业等方面的应用。......
包含熔化到 steroidal 原子核的 6,7 位置的 pyrazole 的迄今未知的 steroidal 异种周期的准备被描述。这些异种周期被 Vilsmeier ......
