全部文献期刊学位论文会议报纸专利标准年鉴图书|学者科研项目
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作者:V. Krasikova , M. Katkevics
来源:[J].Chemistry of Heterocyclic Compounds(IF 0.634), 2013, Vol.48 (11), pp.1684-1690Springer
摘要:A convenient two-stage method has been developed for preparing benz[ d ]isothiazol-3(2 H )-ones from 2-bromobenzamides and sulfur in a one-pot process under copper catalysis conditions. The method is suitable for the synthesis of N -aryl-, benzyl-, and alkyl-substituted benzisoth...
作者:Mohamed A. B. Mostafa , Dr. Ewen D. D. Calder , Dr. Daugirdas T. Racys ...
来源:[J].Chemistry – A European Journal(IF 5.831), 2017, Vol.23 (5), pp.1044-1047Wiley
摘要:Abstract(#br)A mild, efficient and regioselective method for para ‐amination of activated arenes has been developed through a combination of iron and copper catalysis. A diverse range of products were obtained from an operationally simple one‐pot, two‐step procedure invo...
作者:Yaxuan Liu , Jingya Shen , Liping Huang ...
来源:[J].Journal of Hazardous Materials(IF 3.925), 2013, Vol.262, pp.1-8Elsevier
摘要:Abstract(#br)Enhancement of both cobalt leaching from LiCoO 2 and acid utilization efficiency (AUE) in microbial fuel cells (MFCs) was successfully achieved by the addition of Cu(II). A dosage of 10 mg/L Cu(II) improved both cobalt leaching up to 308% and AUE of 171% compared to ...
作者:Bidisha Nandi , Kausik Das , Nitya G Kundu
来源:[J].Tetrahedron Letters(IF 2.397), 2000, Vol.41 (37), pp.7259-7262Elsevier
摘要:Abstract(#br)3-[2-( N - p -Toluenesulfonyl)aminophenylthio]prop-1-yne ( 4 ) reacted with aryl iodides 5 – 14 under palladium–copper catalysis to afford (2-arylthio)- p -toluenesulfonanilide ( 15 – 23 ) in moderate to good yields (54–64%) through unusual depropargylation ...
作者:Nitya G Kundu , Bidisha Nandi
来源:[J].Tetrahedron(IF 2.803), 2001, Vol.57 (27), pp.5885-5895Elsevier
摘要:Abstract(#br)3-[2-( N - p -Toluenesulfonyl)aminophenylthio]prop-1-yne, reacted with aryl iodides in the presence of Et 3 N in THF solution with (PPh 3 ) 2 PdCl 2 (3 mol%) and CuI (40 mol%) at room temperature for 8 h followed by reflux for 20 h to yield diaryl sulfides by a depro...
作者:Rupa Mukhopadhyay , Nitya G Kundu
来源:[J].Tetrahedron Letters(IF 2.397), 2000, Vol.41 (50), pp.9927-9930Elsevier
摘要:...) and copper(I) iodide (10 mol%) in DMF at 100°C for 24 h to yield 2-aroylquinoxalines ( 23 – 30 ) instead of the expected 2-alkylidene-1,4-di-tosyl-1,2,3,4-tetrahydroquinoxalines ( 31 ).
作者:Shi Tang , Dong Zhou , Zhi-Hao Li ...
来源:[J].Synthesis(IF 2.5), 2015, pp.-Thieme
摘要:A practical and highly efficient azo-compound-mediated/ promoted radical cyanoalkylation of activated alkenes by copper catalysis was developed, which allowed for general synthesis of oxindoles bearing various nitrile moieties, especially the rarely reported 3° nitrile moie...
作者:Dr. Huawen Huang , Jinhui Cai , Dr. Xiaochen Ji ...
来源:[J].Angewandte Chemie International Edition(IF 13.734), 2016, Vol.55 (1), pp.307-311Wiley
摘要:Abstract(#br)A concise synthesis of pyrazolo[1,5‐a]indole derivatives by copper‐catalyzed aerobic oxygenation and cyclization of indoles with oxime acetates is described. This protocol represents an elegant example of N‐1, C‐2, and C‐3 tri‐functionalization of ind...
作者:Dr. Jianming Liu , Xin Zhang , Hong Yi ...
来源:[J].Angewandte Chemie International Edition(IF 13.734), 2015, Vol.54 (4), pp.1261-1265Wiley
摘要:Abstract(#br)The efficient selective oxidation and functionalization of CH bonds with molecular oxygen and a copper catalyst to prepare the corresponding ketones was achieved with ethyl chloroacetate as a promoter. In this transformation, various substituted N‐heterocyc...
作者:Xu Zhang , Hong Yi , Yi Luo ...
来源:[J].Chemistry – An Asian Journal(IF 4.572), 2016, Vol.11 (15), pp.2117-2120Wiley
摘要:Abstract(#br)A transformation is presented that enables chemists to construct 4‐aryl tetralones via visible‐light‐induced cyclodimerization–oxygenation of styrene under very mild conditions. Adding a catalytic amount of CuOAc obviously improves the yield. A mechanistic ...

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