Gu Li-wen, : rechercher sur Z-Library

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1

Efficient Coupling Reactions of Arylalkynes and Aldehydes Leading to the Synthesis of Enones

Li-Wen Xu, Lyi Li, Chun-Gu Xia, Pei-Qing Zhao

Journal:

Helvetica Chimica Acta

Année:

2004

Langue:

english

Fichier:

PDF, 58 KB

english, 2004

2

Constitutive Modeling of Dynamic Recrystallization Behavior and Processing Map of 38MnVS6 Non-Quenched Steel

Gu, Sen-dong, Zhang, Li-wen, Ruan, Jin-hua, Zhou, Ping-zhen, Zhen, Yu

Journal:

Journal of Materials Engineering and Performance

Année:

2014

Langue:

english

Fichier:

PDF, 856 KB

english, 2014

3

A method for the synthesis of 2-oxazolidinones and 2-imidazolidinones from five-membered cyclic carbonates and ?-aminoalcohols or 1,2-diamines

Xiao, Lin-fei, Xu, Li-wen, Xia, Chun-gu

Journal:

Green Chemistry

Année:

2007

Langue:

english

Fichier:

PDF, 460 KB

english, 2007

4

Versatile Humanoid Robots for Theatrical Performances

Lin, Chyi-Yeu, Cheng, Li-Chieh, Huang, Chun-Chia, Chuang, Li-Wen, Teng, Wei-Chung, Kuo, Chung-Hsien, Gu, Hung-Yan, Chung, Kuo-Liang, Fah, Chin-Shyurng

Journal:

International Journal of Advanced Robotic Systems

Année:

2013

Langue:

english

Fichier:

PDF, 2.37 MB

english, 2013

5

Polyethylene Glycol as an Environmentally Friendly and Recyclable Reaction Medium for Enantioselective Hydrogenation

Hai-Feng Zhou, Qing-Hua Fan, Wei-Jun Tang, Li-Jin Xu, Yan-Mei He, Guo-Jun Deng, Li-Wen Zhao, Lian-Quan Gu, Albert S. C. Chan

Journal:

Advanced Synthesis & Catalysis

Année:

2006

Langue:

english

Fichier:

PDF, 145 KB

english, 2006

6

Dual Amine- and Brønsted Acid-Catalyzed α-Allylic Alkylation of Aldehydes

Li-Wen Xu, Guang Gao, Feng-Lei Gu, Hao Sheng, Li Li, Guo-Qiao Lai, Jian-Xiong Jiang

Journal:

Advanced Synthesis & Catalysis

Année:

2010

Langue:

english

Fichier:

PDF, 170 KB

english, 2010

7

Highly efficient bimetallic iron-palladium catalyzed Michael-type Friedel–Crafts reactions of indoles with chalcones

Yue-Hua Gao, Lei Yang, Wei Zhou, Li-Wen Xu, Chun-Gu Xia

Journal:

Applied Organometallic Chemistry

Année:

2009

Langue:

english

Fichier:

PDF, 140 KB

english, 2009

8

Neighboring Lithium-Assisted [1,2]-Wittig Rearrangement: Practical Access to Diarylmethanol-Based 1,4-Diols and Optically Active BINOL Derivatives with Axial and sp3-Central Chirality

Guang Gao , Feng-Lei Gu , Prof. Jian-Xiong Jiang, Dr. Kezhi Jiang, Dr. Chun-Qi Sheng, Prof. Guo-Qiao Lai, Prof. Dr. Li-Wen Xu

Journal:

Chemistry - A European Journal

Année:

2011

Langue:

english

Fichier:

PDF, 249 KB

english, 2011

9

A New and Efficient Method for the Synthesis of 2,2′-Dibromo-1,1′-binaphthyl under Microwave Irradiation.

Li-wen Xu, Fu-wei Li, Chun-gu Xia, Wei Sun

Journal:

Année:

2003

Fichier:

PDF, 80 KB

2003

10

An Efficient and Inexpensive Catalyst System for the Aza-Michael Reactions of Enones with Carbamates.

Li-Wen Xu, Chun-Gu Xia, Xiao-Xue Hu

Journal:

Année:

2004

Fichier:

PDF, 109 KB

2004

11

Highly Efficient C—O Cross-Coupling Reactions with Unactivated Halides by Ligandless, Heterogeneous Raney Ni—Al Alloy/Copper (I) Salts.

Li-Wen Xu, Chun-Gu Xia, Jing-Wei Li, Xiao-Xue Hu

Journal:

Année:

2004

Fichier:

PDF, 118 KB

2004

12

Efficient Lewis Base Catalyzed Conjugate Addition of Azide Ion to Cyclic Enones in Water.

Li-Wen Xu, Chun-Gu Xia, Jing-Wei Li, Shao-Lin Zhou

Journal:

Année:

2004

Fichier:

PDF, 80 KB

2004

13

Efficient Copper-Catalyzed Chemo Selective Conjugate Addition of Aliphatic Amines to α,β-Unsaturated Compounds in Water.

Li-Wen Xu, Jing-Wei Li, Chun-Gu Xia, Shao-Lin Zhou, Xiao-Xue Hu

Journal:

Année:

2004

Fichier:

PDF, 94 KB

2004

14

Highly Efficient Aza-Michael Reactions of Enones with Carbamates Using a Combination of Quaternary Ammonium Salts and BF3×OEt2 as a Catalyst.

Li-Wen Xu, Lyi Li, Chun-Gu Xia, Shao-Lin Zhou, Jing-Wei Li, Xiao-Xue Hu

Journal:

Année:

2004

Fichier:

PDF, 113 KB

2004

15

The First Ionic Liquids Promoted Conjugate Addition of Azide Ion to α,β-Unsaturated Carbonyl Compounds.

Li-Wen Xu, Lyi Li, Chun-Gu Xia, Shao-Lin Zhou, Jing-Wei Li

Journal:

Année:

2004

Fichier:

PDF, 100 KB

2004

16

Efficient Synthesis of Chlorohydrins: Ionic Liquid Promoted Ring-Opening Reaction of Epoxides and TMSCl.

Li-Wen Xu, Lyi Li, Chun-Gu Xia, Pei-Qing Zhao

Journal:

Année:

2004

Fichier:

PDF, 102 KB

2004

17

Solvent-Free Synthesis of Aryl Tosylates under Microwave Activation.

Li-wen Xu, Chun-gu Xia

Journal:

Année:

2004

Fichier:

PDF, 108 KB

2004

18

Transition Metal Based Lewis Acid Catalyzed Ring Opening of Epoxides Using Amines under Solvent-Free Conditions.

Pei-Qing Zhao, Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2004

Fichier:

PDF, 114 KB

2004

19

Highly Efficient Phosphine-Catalyzed Aza-Michael Reactions of α,β-Unsaturated Compounds with Carbamates in the Presence of TMSCl.

Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2004

Fichier:

PDF, 106 KB

2004

20

Transition-Metal-Based Lewis Acid Catalysis of Aza-Type Michael Additions of Amines to α,β-Unsaturated Electrophiles in Water.

Li-Wen Xu, Lyi Li, Chun-Gu Xia

Journal:

Année:

2004

Fichier:

PDF, 29 KB

2004

21

Efficient Synthesis of α,β-Epoxy Carbonyl Compounds in Acetonitrile: Darzens Condensation of Aromatic Aldehydes with Ethyl Chloroacetate.

Zong-Ting Wang, Li-Wen Xu, Chun-Gu Xia, Han-Qing Wang

Journal:

Année:

2004

Fichier:

PDF, 25 KB

2004

22

TMSCl-Promoted Transition Metal-Catalyzed Aza-Michael Reactions of Chalcones with Carbamates.

Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2005

Fichier:

PDF, 19 KB

2005

23

Novel Biginelli-Like Three-Component Cyclocondensation Reaction: Efficient Synthesis of 5-Unsubstituted 3,4-Dihydropyrimidin-2(1H)-ones.

Zong-Ting Wang, Li-Wen Xu, Chun-Gu Xia, Han-Qing Wang

Journal:

Année:

2005

Fichier:

PDF, 18 KB

2005

24

Improved Protocol for the Three-Component Biginelli Reactions and Biginelli-Like Mannich Reactions of Carbamates, Aldehydes, and Ketones.

Li-Wen Xu, Zong-Ting Wang, Chun-Gu Xia, Pei-Qing Zhao

Journal:

Année:

2005

Fichier:

PDF, 21 KB

2005

25

Transition Metal Salt Catalyzed Direct Three-Component Mannich Reactions of Aldehydes, Ketones, and Carbamates: Efficient Synthesis of N-Protected β-Aryl-β-Amino Ketone Compounds.

Li-Wen Xu, Chun-Gu Xia, Lyi Li

Journal:

Année:

2005

Fichier:

PDF, 30 KB

2005

26

Efficient Coupling Reactions of Arylalkynes and Aldehydes Leading to the Synthesis of Enones.

Li-Wen Xu, Lyi Li, Chun-Gu Xia, Pei-Qing Zhao

Journal:

Année:

2005

Fichier:

PDF, 17 KB

2005

27

A Catalytic Enantioselective Aza-Michael Reaction: Novel Protocols for Asymmetric Synthesis of β-Amino Carbonyl Compounds

Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2005

Fichier:

PDF, 9 KB

2005

28

Highly Efficient KF/Al2O3-Catalyzed Versatile Hetero-Michael Addition of Nitrogen, Oxygen, and Sulfur Nucleophiles to α,β-Ethylenic Compounds.

Lei Yang, Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2005

Fichier:

PDF, 23 KB

2005

29

Convenient Metal-Free Aziridination of Alkenes with Chloramine-T Using Tetrabutylammonium Iodide in Water.

Hugjiltu Wu, Li-Wen Xu, Chun-Gu Xia, Jin Ge, Lei Yang

Journal:

Année:

2005

Fichier:

PDF, 16 KB

2005

30

Efficient and Mild Benzoin Condensation Reaction Catalyzed by Simple 1-N-Alkyl-3-methylimidazolium Salts.

Li-Wen Xu, Yang Gao, Jian-Jun Yin, Lyi Li, Chun-Gu Xia

Journal:

Année:

2005

Fichier:

PDF, 14 KB

2005

31

ChemInform Abstract: Highly Efficient Bimetallic Iron-Palladium Catalyzed Michael-Type Friedel—Crafts Reactions of Indoles with Chalcones.

Yue-Hua Gao, Lei Yang, Wei Zhou, Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2009

Fichier:

PDF, 21 KB

2009

32

ChemInform Abstract: Zirconium-Catalyzed Intermolecular Hydroamination of Unactivated Olefins.

Lei Yang, Li-Wen Xu, Wei Zhou, Yue-Hua Gao, Wei Sun, Chun-Gu Xia

Journal:

Année:

2009

Fichier:

PDF, 42 KB

2009

33

ChemInform Abstract: Highly Efficient and Reusable Ionic Liquids for the Catalyzed Hydroamination of Alkenes with Sulfonamides, Carbamates, and Carboxamides.

Lei Yang, Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2009

Fichier:

PDF, 32 KB

2009

34

ChemInform Abstract: Efficient Iron-Catalyzed Tsuji—Trost Coupling Reaction of Aromatic Allylic Amides Through a sp3-Carbon—Nitrogen Breaking.

Zhen-Yu Jiang, Cai-Hua Zhang, Feng-Lei Gu, Ke-Fang Yang, Guo-Qiao Lai, Li-Wen Xu, Chun-Gu Xia

Journal:

Année:

2010

Fichier:

PDF, 26 KB

2010

35

ChemInform Abstract: Iron-Catalyzed Michael Reactions Revisited: A Synthetically Useful Process for the Preparation of Tri-Carbonyl Compounds and Chiral Warfarin.

Hua-Meng Yang, Yue-Hua Gao, Li Li, Zhen-Yu Jiang, Guo-Qiao Lai, Chun-Gu Xia, Li-Wen Xu

Journal:

Année:

2010

Fichier:

PDF, 36 KB

2010

36

ChemInform Abstract: Dual Amine- and Broensted Acid-Catalyzed α-Allylic Alkylation of Aldehydes.

Li-Wen Xu, Guang Gao, Feng-Lei Gu, Hao Sheng, Li Li, Guo-Qiao Lai, Jian-Xiong Jiang

Journal:

Année:

2010

Fichier:

PDF, 33 KB

2010

37

A Catalytic Enantioselective Aza-Michael Reaction: Novel Protocols for Asymmetric Synthesis of β-Amino Carbonyl Compounds

Li-Wen Xu, Chun-Gu Xia

Journal:

European Journal of Organic Chemistry

Année:

2005

Langue:

english

Fichier:

PDF, 169 KB

english, 2005

38

Enantioselective Michael-Type Friedel–Crafts Reactions of Indoles to Enones Catalyzed by a Chiral Camphor-Based Brønsted Acid

Wei Zhou, Li-Wen Xu, Lyi Li, Lei Yang, Chun-Gu Xia

Journal:

European Journal of Organic Chemistry

Année:

2006

Langue:

english

Fichier:

PDF, 76 KB

english, 2006

39

Transition-Metal-Based Lewis Acid Catalysis of Aza-Type Michael Additions of Amines to α,β-Unsaturated Electrophiles in Water

Li-Wen Xu, Lyi Li, Chun-Gu Xia

Journal:

Helvetica Chimica Acta

Année:

2004

Langue:

english

Fichier:

PDF, 69 KB

english, 2004

40

Efficient Synthesis of α,β-Epoxy Carbonyl Compounds in Acetonitrile: Darzens Condensation of Aromatic Aldehydes with Ethyl Chloroacetate

Zong-Ting Wang, Li-Wen Xu, Chun-Gu Xia, Han-Qing Wang

Journal:

Helvetica Chimica Acta

Année:

2004

Langue:

english

Fichier:

PDF, 86 KB

english, 2004

41

Improved Protocol for the Three-Component Biginelli Reactions and Biginelli-Like Mannich Reactions of Carbamates, Aldehydes, and Ketones

Li-Wen Xu, Zong-Ting Wang, Chun-Gu Xia, Lyi Li, Pei-Qing Zhao

Journal:

Helvetica Chimica Acta

Année:

2004

Langue:

english

Fichier:

PDF, 92 KB

english, 2004

42

Synthesis of a Novel Chiral Ionic Liquid and Its Application in Enantioselective Aldol Reactions

Wei Zhou, Li-Wen Xu, Hua-Yu Qiu, Guo-Qiao Lai, Chun-Gu Xia, Jian-Xiong Jiang

Journal:

Helvetica Chimica Acta

Année:

2008

Langue:

english

Fichier:

PDF, 241 KB

english, 2008

43

Novel brønsted acid-catalyzed Michael-type Friedel-Crafts reactions of indoles and acetalization of aldehydes

Wei Zhou, Li-Wen Xu, Lei Yang, Pei-Qing Zhao, Chun-Gu Xia

Journal:

Journal of Molecular Catalysis A: Chemical

Année:

2006

Langue:

english

Fichier:

PDF, 283 KB

english, 2006

44

Supported basic ionic liquid: Highly effective catalyst for the synthesis of 1,2-propylene glycol from hydrolysis of propylene carbonate

Lin-Fei Xiao, Qun-Feng Yue, Chun-Gu Xia, Li-Wen Xu

Journal:

Journal of Molecular Catalysis A: Chemical

Année:

2008

Langue:

english

Fichier:

PDF, 152 KB

english, 2008

45

The first ionic liquids promoted conjugate addition of azide ion to α,β-unsaturated carbonyl compounds

Li-Wen Xu, Lyi Li, Chun-Gu Xia, Shao-Lin Zhou, Jing-Wei Li

Journal:

Tetrahedron Letters

Année:

2004

Langue:

english

Fichier:

PDF, 236 KB

english, 2004

46

Efficient synthesis of chlorohydrins: ionic liquid promoted ring-opening reaction of epoxides and TMSCl

Li-Wen Xu, Lyi Li, Chun-Gu Xia, Pei-Qing Zhao

Journal:

Tetrahedron Letters

Année:

2004

Langue:

english

Fichier:

PDF, 244 KB

english, 2004

47

Highly efficient phosphine-catalyzed aza-Michael reactions of α,β-unsaturated compounds with carbamates in the presence of TMSCl

Li-Wen Xu, Chun-Gu Xia

Journal:

Tetrahedron Letters

Année:

2004

Langue:

english

Fichier:

PDF, 262 KB

english, 2004

48

Novel Biginelli-like three-component cyclocondensation reaction: efficient synthesis of 5-unsubstituted 3,4-dihydropyrimidin-2(1H)-ones

Zong-Ting Wang, Li-Wen Xu, Chun-Gu Xia, Han-Qing Wang

Journal:

Tetrahedron Letters

Année:

2004

Langue:

english

Fichier:

PDF, 248 KB

english, 2004

49

Highly efficient KF/Al2O3-catalyzed versatile hetero-Michael addition of nitrogen, oxygen, and sulfur nucleophiles to α,β-ethylenic compounds

Lei Yang, Li-Wen Xu, Chun-Gu Xia

Journal:

Tetrahedron Letters

Année:

2005

Langue:

english

Fichier:

PDF, 105 KB

english, 2005

50

Efficient and mild benzoin condensation reaction catalyzed by simple 1-N-alkyl-3-methylimidazolium salts

Li-Wen Xu, Yang Gao, Jian-Jun Yin, Lyi Li, Chun-Gu Xia

Journal:

Tetrahedron Letters

Année:

2005

Langue:

english

Fichier:

PDF, 102 KB

english, 2005