N-OXIDES

作品数：18被引量：13H指数：2
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相关领域：理学化学工程更多>>
相关作者：张泽武吴琼朱卫华寇波杭祖圣更多>>
相关机构：南京工程学院南京理工大学中国科学院大学菏泽学院更多>>
相关期刊：《Geoscience Frontiers》《Journal of Rare Earths》《Science China Chemistry》《Chinese Journal of Catalysis》更多>>
相关基金：国家自然科学基金天津市自然科学基金中央高校基本科研业务费专项资金中国博士后科学基金更多>>
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Insight into the sorption and desorption pattern of pyrrolizidine alkaloids and their N-oxides in acidic tea(Camellia sinensis)plantation soils
《Journal of Environmental Sciences》2025年第2期350-363,共14页Yuting Lu Haolei Han Yuexing Yi Yunfeng Chai ChenWang Xiangchun Zhang Xiangde Yang Hongping Chen 
supported by the earmarked fund for the Modern Agro-Industry Technology Research System (No.CARS-19);the Innovative Research Team in Chinese Academy of Agricultural Sciences (No.CAAS ASTIP-2014-TRICAAS).
Pyrrolizidine alkaloids(PAs)and their N-oxides(PANOs)are phytotoxins produced by various plant species and have been emerged as environmental pollutants.The sorption/desorption behaviors of PAs/PANOs in soil are cruci...
关键词：Pyrrolizidine alkaloids Sorption-desorption behavior Tea plantation system Acidic soil Linear regression model 
Atropoenantioselective synthesis of heterobiaryl N-oxides via dynamic kinetic resolution
《Science China Chemistry》2022年第12期2512-2516,共5页Xi Yuan Jian Wang 
supported by the National Natural Science Foundation of China(21871160,21672121,22071130);the fellowship of Tsinghua-Peking Centre for Life Sciences(CLS).
A highly efficient enantioselective construction of heterobiaryl N-oxides was developed.A series of axially chiral heterobiaryl N-oxides were generated via the cascade reaction of aminobenzamides with heterobiaryl ald...
关键词：heterobiaryl N-oxides dynamic kinetic resolution chiral phosphoric acids atroposelectivity ORGANOCATALYSIS 
Transition-Metal-Free Catalyzed Dehydrative Coupling of Quinoline and Isoquinoline N-Oxides with Propargylic Alcohols被引量：1
《Chinese Journal of Chemistry》2022年第1期71-78,共8页Zhao-Nan Cai Xiang-Xuan Feng Yuecheng Zhang Cong-Cong Lu Ya-Ping Han Jiquan Zhao 
supported by the National Natural Science Foundation of China(No.21776056);the Natural Foundation of Hebei Province(CN)(Nos.B2020202010,ZD2021026).
A novel,green,and transition-metal-free protocol for the facile modification of quinoline and isoquinoline derivatives is introduced,starting from readily available and environmentally benign quinoline and isoquinolin...
关键词：Synthetic methods Alcohols Nitrogen heterocycles Transition-metal-free Solvent-free 
Geochemistry of core sediments from the southeastern Bay of Bengal:Inferences on weathering and early diagenetic changes
《Geoscience Frontiers》2021年第2期495-504,共10页A.Prajith Abhishek Tyagi P.John Kurian 
This work was undertaken as part of the EEZ mapping program funded by MoES(Grant No.MoES/EC/EEZ/32/2012-PCII).This is NCPOR contribution J-59/2020-21#.
A sediment core(ABP24/05),collected at a water depth of 3520 m from the southeastern Bay of Bengal was studied to determine the change in chemical weathering during the last glacial to deglacial periods and the factor...
关键词：Bay of Bengal Trace elements Chemical weathering Summer monsoon Mn-oxides 
Research Status of Non-oxides in Resin-bonded Al-Al2O3 Refractories with TiO2 Added
《China's Refractories》2020年第3期24-31,共8页SUN Yang LI Yong GUO Yiming SUN Jialin 
Ti(C,N)is a raw material for refractories with excellent properties.The preparation of Ti(C,N)by reducing TiO2 has the characteristics of low cost and simple process.In this paper,the research status of resin-bonded A...
关键词：non-oxide refractories TI(C N) TIO2 
Rh(Ⅲ)-catalyzed C8 arylation of quinoline N-oxides with arylboronic acids
《Chinese Chemical Letters》2020年第6期1572-1575,共4页Yuanqiong Huang Xueli Lv Hongjian Song Yuxiu Liu Qingmin Wang 
the National Natural Science Foundation of China(Nos.21977056,21732002,21672117,21602117,21772104,31760527);the Tianjin Natural Science Foundation(No.16JCZDJC32400)for generous financial support for our programs。
Herein,we report the first Rh~Ⅲ-catalyzed regioselective C8 arylation of quinoline N-oxides with commercially available arylboronic acids as coupling partners.This procedure is simple,and the reaction shows perfect r...
关键词：Rh^Ⅲ-catalyzed C8 arylation Quinoline N-oxides Arylboronic acids Regioselectivity 
Au(Ⅰ)-Catalyzed Annulation of Benzofurazan N-oxides with Ynamides: From Predicting the Chemo-Selectivity to the Synthesis of 7-Nitroindole Derivatives被引量：1
《Chinese Journal of Chemistry》2020年第1期57-62,共6页Changlei Zhu Luyao Kou Xiaoguang Bao 
We are grateful to the National Natural Science Foundation of China(21973068);the project of scientific and technologic infra-structure of Suzhou(SZS201708);the Priority Academic Pro-gram Development of Jiangsu Higher Education Institutions(PAPD)for financial support.The computational resources utilized in this research were provided by Shanghai Supercomputer Center.
Summaryof main observation and conclusion It could be proposed that gold(I)-catalyzed reactions of ynamides with benzofurazan N-oxidesmightproceed through eitherO-attack or N-attack to affordα-oxo orα-imino Au(I)-ca...
关键词：oxides CATALYZED INDOLE 
TsCl-promoted sulfonylation of quinoline N-oxides with sodium sulfinates in water被引量：6
《Chinese Chemical Letters》2019年第12期2287-2290,共4页Sha Peng Yan-Xi Song Jun-Yi He Shan-Shan Tang Jia-Xi Tan Zhong Cao Ying-Wu Lin Wei-Min He 
financial support from the Hunan Provincial Natural Science Foundation of China (No.2019JJ20008)
An eco-friendly protocol for the synthesis of various 2-sulfonyl quinolines/pyridines through sulfonylation of heteroaromatic N-oxides with sodium sulfinates in water at ambient temperature under metal-and oxidant-fre...
关键词：Quinoline N-oxides 2-Sulfonylquinolines Sodium sulfinates SULFONYLATION In water 
The concept of dual roles design in clean organic preparation被引量：2
《Chinese Chemical Letters》2019年第12期2132-2138,共7页Zhong Cao Qin Zhu Ying-Wu Lin Wei-Min He 
financial support from the National Natural Science Foundation of China(Nos.21545010 and 31527803);Hunan Provincial Natural Science Foundation of China(No. 2019JJ20008)
Herein we summarized some clean preparation examples to emphasize the concept of dual roles design(or named as "two birds one stone strategy") in green and sustainable chemistry.In those examples,the reactants and/or ...
关键词：Green chemistry Dual role Quinoline N-oxides Allynes WATER 
Visible-light-induced deoxygenative C2-sulfonylation of quinoline N-oxides with sulfinic acids for the synthesis of 2-sulfonylquinoline via radical reactions
《Chinese Journal of Catalysis》2019年第10期1494-1498,共5页Dao-Qing Dong Li-Xia Li Guang-Hui Li Qi Deng Zu-Li Wang Shu Long 
supported by the National Natural Science Foundation of China (21402103, 21772107);the China Postdoctoral Science Foundation (150030);the Research Fund of Qingdao Agricultural University’s Highlevel Person (631303);Shandong province key research and development plan(GG201809130228)~~
A simple and efficient method for the synthesis of 2-sulfonylquinoline from deoxygenative C2-sulfonylation of quinoline N-oxides with sulfinic acid induced by visible light is presented.This protocol shows a broad sub...
关键词：Quinoline N-oxides Sulfinic acid 2-Sulfonylquinoline Visible light Radical reaction 
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