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Acid-Catalyzed Regiodivergent Annulation of 4-Hydroxycoumarins with Isoprene: Entry to Pyranocoumarins and Pyranochromones 期刊论文
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY, 2019, 页码: 6
Authors:  Li, Ying;  Hu, Yan-Cheng;  Zheng, Hao;  Ji, Ding-Wei;  Cong, Yu-Feng;  Chen, Qing-An
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Regiodivergent annulation  Bronsted acid  Lewis acids  Isoprene  4-Hydroxycoumarin  
Purification of tertiary and quaternary alkaloids from Rhizoma Corydalis using reversed-phase/weak cation-exchange mixed-mode class separation combined with preparative C18 and silica based strong cation-exchange chromatography 期刊论文
JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES, 2019, 卷号: 1126, 页码: 7
Authors:  Guo, Xiujie;  Gao, Zhenhua;  Wang, Jixia;  Guo, Zhimou;  Zhang, Xiuli;  Liu, Yanfang;  Wang, Lianzhi;  Wang, Chaoran;  Liang, Xinmiao
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Alkaloids  Purification  C18WCx  Scx  Rhizoma Corydalis  
A Condensation/Reductive Alkylation/Hydrogenation Cascade for Facile Synthesis of Chiral 2,3-Disubstituted Indolines 期刊论文
ASIAN JOURNAL OF ORGANIC CHEMISTRY, 2019, 卷号: 8, 期号: 7, 页码: 1118-1121
Authors:  Yu, Chang-Bin;  Li, Xiang;  Zhou, Yong-Gui
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palladium  asymmetric hydrogenation  tandem reactions  indoles  2  3-disubstituted indolines  
Chiral Phosphoric Acid-Catalyzed Synthesis of Fluorinated 5,6-Dihydroindolo[1,2-c]quinazolines with Quaternary Stereocenters 期刊论文
JOURNAL OF ORGANIC CHEMISTRY, 2019, 卷号: 84, 期号: 12, 页码: 8300-8308
Authors:  Wang, Xin-Wei;  Chen, Mu-Wang;  Wu, Bo;  Wang, Baomin;  Zhou, Yong-Gui
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Offline preparative 2-D polar-copolymerized reversed-phase chromatography x zwitterionic hydrophilic interaction chromatography for effective purification of polar compounds from Caulis Polygoni Multiflori 期刊论文
JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES, 2019, 卷号: 1118, 页码: 70-77
Authors:  Liu, Dian;  Jin, Hongli;  Wang, Jixia;  Zhou, Han;  Liu, Yanfang;  Feng, Jiatao;  Liang, Xinmiao
Favorite  |  View/Download:7/0  |  Submit date:2019/07/26
Caulis Polygoni Multiflori  Polar compounds  Polar-copolymerized reversed-phase chromatography  Zwitterionic hydrophilic interaction chromatography  
Design, synthesis and evaluation of a series of alkylsiloxane-bonded stationary phases for expanded supercritical fluid chromatography separations 期刊论文
JOURNAL OF CHROMATOGRAPHY A, 2019, 卷号: 1593, 页码: 127-134
Authors:  Fu, Qing;  Jiang, Dasen;  Xin, Huaxia;  Dai, Zhuoshun;  Cai, Jianfeng;  Ke, Yanxiong;  Jin, Yu;  Liang, Xinmiao
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Supercritical fluid chromatography  Alkylsiloxane-bonded stationary phases  Linear solvation energy relationship  Selectivity  Retention mechanism  
Characterization of tropane and cinnamamide alkaloids from Scopolia tangutica by high-performance liquid chromatography with quadrupole time-of-flight tandem mass spectrometry 期刊论文
JOURNAL OF SEPARATION SCIENCE, 2019, 卷号: 42, 期号: 6, 页码: 1163-1173
Authors:  Du, Nana;  Zhou, Weijia;  Jin, Hongli;  Liu, Yanfang;  Zhou, Han;  Liang, Xinmiao
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cinnamamide  quadrupole time-of-flight tandem mass spectrometry  Scopolia tangutica  tropane alkaloids  
A novel two-dimensional liquid chromatography - Mass spectrometry method for direct drug impurity identification from HPLC eluent containing ion-pairing reagent in mobile phases 期刊论文
ANALYTICA CHIMICA ACTA, 2019, 卷号: 1049, 页码: 105-114
Authors:  Long, Zhen;  Zhan, Zhaoqi;  Guo, Zhimou;  Li, Yueqi;  Yao, Jinting;  Ji, Feng;  Li, Changkun;  Zheng, Xin;  Ren, Biao;  Huang, Taohong
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Two dimensional liquid chromatography  Ion-pairing reagent  Non-volatile  Mass spectrometry  Generic drug  Impurity  
Synthesis of spiropyrrolidine oxindoles through Rh(II)-catalyzed olefination/cyclization of diazooxindoles and vinyl azides 期刊论文
CHINESE JOURNAL OF CATALYSIS, 2019, 卷号: 40, 期号: 2, 页码: 177-183
Authors:  Yi, Ruxia;  Qian, Leilei;  Wan, Boshun
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Rhodium catalyst  Vinyl azides  Diazo compounds  Spiropyrrolidine oxindoles  Olefination  [1+1+3] annulation  
Strong electrostatic repulsive interaction used for fast and effective alkaloid enrichment from plants 期刊论文
JOURNAL OF CHROMATOGRAPHY B-ANALYTICAL TECHNOLOGIES IN THE BIOMEDICAL AND LIFE SCIENCES, 2019, 卷号: 1105, 页码: 148-155
Authors:  Du, Nana;  Si, Wei;  Liu, Yanfang;  Guo, Zhimou;  Zhou, Weijia;  Zhou, Han;  Liang, Xinmiao;  Wang, Chaoran
Favorite  |  View/Download:5/0  |  Submit date:2019/06/20
Alkaloid enrichment  Electrostatic repulsion  Reversed-phase/strong anion-exchange  Scopolia tangutica  Mixed-mode stationary phase  Class separation