GUANIDINES

作品数：11被引量：27H指数：2
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相关领域：理学更多>>
相关作者：陈晓玲黄善生李文斌周爱民王新良更多>>
相关机构：河北医科大学上海大学更多>>
相关期刊：《Organic Chemistry Frontiers》《Acta Pharmacologica Sinica》《World Journal of Gastroenterology》《Chinese Medical Journal》更多>>
相关基金：国家自然科学基金河南省自然科学基金更多>>
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Direct synthesis of N_(2)-unprotected five-memberedcyclic guanidines by regioselective[3+2]annulation of aziridines and cyanamides
《Organic Chemistry Frontiers》2022年第6期1574-1579,共6页Chuan-Chuan Wang Xin-Lu Wang Qing-Ling Zhang Juntao Liu Zhi-Wei M Zhi-Jing Liu Ya-Jing Chen 
support from the Natural Science Foundation of Henan Province(grant no.212300410152);the Key Scientific and Technological Project of Henan Province(grant no.212102110439);Henan University of Animal Husbandry and Economy(grant no.2019HNUAHEDF011 and XKYCXJJ2020006);the Key Scientific Research Project for Colleges and Universities of Henan Province(grant no.22B150005)。
A novel and efficient[3+2]annulation of 2-substituted aziridines and N-tosyl cyanamides via a dominoregioselective ring-opening/5-exo-dig cyclization procedure has been developed,allowing the directpreparation of N_(2...
关键词：membered protected GUANIDINE 
Chiral organobases: Properties and applications in asymmetric catalysis被引量：1
《Chinese Chemical Letters》2018年第8期1201-1208,共8页Weidi Cao Xiaohua Liu Xiaoming Feng 
the National Natural Science Foundation of China (Nos. 21625205 and 21332003);the National Program for Support of Top-Notch Young Professionals for financial support
Chiral organobases occupy a significant position in asymmetric organocatalysis. The general types of chiral organobases include tertiary amines, amidines, guanidines, cyclopropenimines, and iminophosphoranes, etc. The...
关键词：Chiral organobases Asymmetric organocatalysis AMINES AMIDINES GUANIDINES Cyclopropenimines Iminophosphoranes 
Synthesis of Guanidines from Amines and Carbodiimides Catalyzed by Mono-lndenyI-Ligated Rare Earth Metal Bis（silylamide） Complexes被引量：1
《Chinese Journal of Chemistry》2013年第8期1065-1071,共7页
Nucleophilic addition of primary aromatic amines to carbodiimides in the presence of catalytic amount of the mono-indenyl-ligated rare earth metal bis（silylamide） complexes （C9H6CMe2CHzCsH4N-a）Ln[N（SiHMe2）2]2 at...
关键词：rare earth amide complex AMINE CARBODIIMIDE guanylation catalysis 
Aluminum chloride:A highly efficient catalyst for addition of amines to carbodiimides to synthesize substituted guanidines被引量：2
《Chinese Science Bulletin》2012年第26期3419-3422,共4页ZHU XueHua XU Fan SHEN Qi 
supported by the National Natural Science Foundation of China (20972107,20872106);the Department of National Education PhD Foundation;the Priority Academic Program Development of Jiangsu Higher Education Institutions
A catalytic addition of amine N H bonds to carbodiimides using aluminum chloride as a Lewis acid catalyst is developed.The reaction proceeds under mild conditions without solvent to afford a series of substituted guan...
关键词：碳化二亚胺 三氯化铝 高效催化剂 路易斯酸催化剂 合成 原位红外光谱 胍 催化加成 
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