IMINOSUGARS

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One-Pot Stereoselective Synthesis of Different Fused Multicyclic Iminosugars Based on the Iminium-lon Intermediate
《Chinese Journal of Chemistry》2024年第2期142-150,共9页Song Xie Jilai Wu Likai Zhou Chao Wei Xiaoliu Li Hua Chen 
supported by the National Natural Science Foundation of China(NSFC)(21772031);the Natural Science Foundations of Hebei Province(B2019201398).
Different novel fused multicyclic iminosugars were synthesized from D-ribose tosylate,aniline and vinyl ethyl ether by one-pot three-component stereoselective[4+2]reaction at different temperatures.The iminium-ion is ...
关键词：Fused multicyclic iminosugar Aza-Diels-Alder cycloaddition Mannich reaction TETRAHYDROQUINOLINE Multicomponent reactions Enantioselectivity Cyclization 
Synthesis of N-alkyl substituted iminosugars from D-ribose
《Chinese Chemical Letters》2018年第1期73-75,共3页Haibo Wang Yang Pan Qin Tang Wei Zou Huawu Shao 
supported by the Project of Discovery, Evaluation and Transformation of Active Natural Compounds, Strategic Biological Resources Service Network Programme of Chinese Academy of Sciences(No. ZSTH-006);the National Natural Science Foundation of China(Nos. 21372215 and 21772192);Chinese Academy of Sciences(No.KFJ-SW-STS-143-1)
An effective and facile method for the synthesis of N-alkylated hydroxylpyrrolidine and hydroxylpiper- idine is described, A number of N-alkyl substituted iminosugars were prepared using iodine-induced intramolecular ...
关键词：lminosugar PYRROLIDINE PIPERIDINE GLYCOSIDASE D-RIBOSE 
Synthesis of a novel C-branched polyhydroxylated cyclic nitrone
《Chinese Chemical Letters》2017年第4期909-912,共4页Qing-Kun Wu Yi-Xian Li Yue-Mei Jia Chu-Yi Yu 
Financial support from National Basic Research Program of China(No.2012CB822101);the National Natural Science Foundation of China(No.21272240);National Science and Technology Major Projects for "Major New Drugs Innovation and Development"(No.2013ZX09508104);National Engineering Research Center for Carbohydrate Synthesis of Jiangxi Normal University
A novel C-branched polyhydroxylated cyclic nitrone 25.which could be a valuable intermediate for the synthesis of C-branched pyrrolidine iminosugars,was synthesized starting from the commercially available i.-arabinos...
关键词：Cyclic nitrone Branched chain Iminosugars Azasugars Polyhydroxylated pyrrolidine 
Inhibition of α-glucosidase activity by N-deoxynojirimycin analogs in several insect phloem sap feeders
《Insect Science》2016年第1期59-67,共9页Marina Katzman Ya'kobovitz Terry D. Butters Ephraim Cohen 
Secondary metabolites and synthetic iminosugars that structurally resemble monosaccharides are potent inhibitors of a-glucosidase activity. The enzyme is core in cleaving sucrose in phloem feeding insects and it also ...
关键词：a-glucosidase inhibition Bemisia tabaci Cacopsylla bidens IMINOSUGARS Myzuspersicae OSMOREGULATION phloem sap feeders 
An Efficient and Simple Method for Stereoselective Synthesis of N-Substituted Iminosugars from D-Xylose Derivative
《Chinese Journal of Chemistry》2014年第4期361-364,共4页Jichao Zhang Wen Yuan Xiaofeng Ma Haibo Wang Huawu Shao 
This work was supported by the National Natural Science Foundation of China(Nos.21372215 and 20972151).
A series of new N-substituted iminosugars were successfully synthesized through a general synthetic route from D-xylose derivative.This approach provided a convenient access to the synthesis of N-alkylated iminosugars...
关键词：IMINOSUGARS stereoselective synthesis N-ALKYLATION reductive amination Michael addition 
Practical and concise synthesis of 2-oxo-3,4,5,6-tetraethoxyazepane from D-glucono-1,5-lactone
《Chinese Chemical Letters》2008年第7期795-796,共2页Yan Jiao Zhi Jie Fang Yu Hua Jiang Bao Hui Zheng Jie Cheng 
the Graduate Education Innovation Foundation of Nanjing University of Science & Technology (No.200705).
2-Oxo-3R,4S,5S,6S-tetraethoxyazepane was conveniently synthesized from D-glucono-1, 5-1actone with a yield of 10% overall. The key step of synthetic route-reductive 1,6-cyclization was completed efficiently by using P...
关键词：Azepane PH3P Reduction IMINOSUGARS Glucono lactone 
From α,β-Epoxyaldehydes to Peptidonucleosides and Iminosugars
《复旦学报(自然科学版)》2005年第5期648-649,共2页M.Baltas Y.Génisson M.Collet T.Ayad V.Faugeroux 
We are grateful to the CNRS and the“Université Paul Sabatier”for finan cial support and the“Ministére de la Recherche et des Technologies”for grants(M.C.,T.A.,V.F.).
1 Introduction The primary objectives of the group“Natural products and bioactive molecules”,are the development of synthetic methods,their application in the elaboration of natural compounds and analogues and the t...
关键词：epoxyaldehydes regioselectivity LACTONES AMINOALCOHOLS fluoronucleosides 
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