STEREOISOMER

作品数:6被引量:19H指数:2
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相关期刊:《Chinese Journal of Chemistry》《Journal of Ocean University of China》《Science China Chemistry》《Computational Chemistry》更多>>
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A quadruple helicene with a rubicene core: synthesis, structural analyses and properties
《Science China Chemistry》2021年第4期590-598,共9页Qi Xu Chu Wang Dan Zheng Ying Wang Xuebo Chen Di Sun Hua Jiang 
supported by the National Natural Science Foundation of China(21672026,21971020)。
We report the synthesis of a quadruple helicene with a rubicene core R1 by a Scholl reaction.Among the 10 stereoisomers including 4 pairs of enantiomers and 2 meso isomers,only 2 pairs of enantiomers and 1 meso isomer...
关键词:quadruple helicene rubicene STEREOISOMER dynamic behaviors 
Synthetic studies towards(-)-deserpidine:Total synthesis of the stereoisomer and derivative of (-)-deserpidine
《Chinese Chemical Letters》2021年第1期401-404,共4页Pingzhou Wu Qilong Zhou Xiao-Yu Liu Fei Xue Yong Qin 
the financial surpport from the National Natural Science Foundation of China(Nos.21702140 and21732005);National Science and Technology Major Projects for“Major New Drugs Innovation and Development”(No.2018ZX09101003-005-004)。
The asymmetric synthesis of 16,17,20-epi-deserpidine and a derivative of(-)-deserpidine has been achieved.Key feature s in the assembly of the pentacyclic framework include a visible-light photocatalytic intra-/inter-...
关键词:Yohimbine alkaloids Deserpidine Photoredox catalytic radical cascade reaction Total synthesis 
Enumeration of Stereoisomers of Chiral and Achiral Derivatives of Monocyclic Cycloalkanes Having Heteromorphous Alkyl Substituents with Distinct Length <i>k</i>
《Computational Chemistry》2019年第3期72-93,共22页Alphonse Emadak Ibrahim Mbouombouo Ndassa Beauregard Thomas Makon Issofa Patouossa Robert Martin Nemba 
A combinatorial method based on the determination of the averaged weight of permutations controlling the chirality/achirality fittingness of 2n substitution sites of the monocyclic cycloalkane allows to obtain general...
关键词:ENUMERATION STEREOISOMER Chirality Achirality Monocyclic CYCLOALKANE Order of ALKYL Trees Polyalkylation 
Antiviral stereoisomers of 3,5-bis(2-hydroxybut-3-en-1-yl)-1,2,4-thiadiazole from the roots of Isatis indigotica被引量:9
《Chinese Chemical Letters》2016年第5期643-648,共6页Ming-Hua Chen Sheng Lin Ya-Nan Wang Cheng-Gen Zhu Yu-Huan Li Jian-Dong Jiang Jian-Gong Shi 
Financial support from the National Natural Science Foundation of China (Nos. 81373287 and 30825044);the Beijing Excellent Talent Training Project (No. 2013D009008000002);the National Science and Technology Project of China (Nos. 2012ZX09301002002 and 2011ZX09307-002-01)
Four stereoisomers of 3,5-bis(2-hydroxybut-3-en-1-yl)-l,2,4-thiadiazole, named insatindigothiadia- zoles A-D (1a-1d), were isolated from the roots oflsatis indigotica. Their structures were determined by spectrosc...
关键词:Isatis indigoticaCruciferae3.5-Bis( 2-hydroxybut-3-en- 1 -yl)-1 2 4-thiadiazole Stereoisomer Insatindigothiadiazoles A-DAntiviral activity 
Assessment and Comparison of in vitro Immunoregulatory Activity of Three Astaxanthin Stereoisomers被引量:9
《Journal of Ocean University of China》2016年第2期283-287,共5页SUN Weihong XING Lihong LIN Hong LENG Kailiang ZHAI Yuxiu LIU Xiaofang 
supported by Program for Changjiang Scholars and Innovative Research Team in University (IRT1188)
In recent years,the immune-modulatory role of all-trans astaxanthin from different pigment sources has been studied.It was reported that all-trans astaxanthin might exist as three stereoisomers,and the composition of ...
关键词:all-trans-astaxanthin STEREOISOMER IMMUNITY 
First Synthesis and Characterization of Stereoisomers of Choleretic Drug Dihydroxydibutylether被引量:1
《Chinese Journal of Chemistry》2015年第10期1145-1152,共8页Qiming Yue Yi Zhao Baohou Sun Li Hai Li Guo Yong Wu 
Dihydroxydibutylether (DHBE) is a choleretic drug used for the treatment of gallstone and hepatic disorders due to its choleretic activity and hepatoprotective action. The drug is a mixture of three regioisomers. Th...
关键词:CHOLECYSTITIS dihydroxydibutylether STEREOISOMER synthesis 
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