Works by Tan, Choon-Hong

Results: 70

Enantioselective Sulfoxidation Catalyzed by a Bisguanidinium Diphosphatobisperoxotungstate Ion Pair.

Published in:

Angewandte Chemie, 2016, v. 128, n. 25, p. 7217, doi. 10.1002/ange.201601574

By:

Ye, Xinyi;
Moeljadi, Adhitya Mangala Putra;
Chin, Kek Foo;
Hirao, Hajime;
Zong, Lili;
Tan, Choon ‐ Hong

Publication type:

Article

Enantioselective Synthesis of Quaternary Carbon Stereocenters: Addition of 3-Substituted Oxindoles to Vinyl Sulfone Catalyzed by Pentanidiums.

Published in:

Angewandte Chemie, 2015, v. 127, n. 32, p. 9522, doi. 10.1002/ange.201503844

By:

Zong, Lili;
Du, Shubo;
Chin, Kek Foo;
Wang, Chao;
Tan, Choon-Hong

Publication type:

Article

Catalytic Enantioselective Alkylation of Sulfenate Anions to Chiral Heterocyclic Sulfoxides Using Halogenated Pentanidium Salts.

Published in:

Angewandte Chemie, 2014, v. 126, n. 44, p. 12043, doi. 10.1002/ange.201407512

By:

Zong, Lili;
Ban, Xu;
Kee, Choon Wee;
Tan, Choon ‐ Hong

Publication type:

Article

Highly Enantio- and Diastereoselective Reactions of γ-Substituted Butenolides Through Direct Vinylogous Conjugate Additions.

Published in:

Angewandte Chemie, 2012, v. 124, n. 40, p. 10216, doi. 10.1002/ange.201205872

By:

Zhang, Wen;
Tan, Davin;
Lee, Richmond;
Tong, Guanghu;
Chen, Wenchao;
Qi, Baojian;
Huang, Kuo-Wei;
Tan, Choon-Hong;
Jiang, Zhiyong

Publication type:

Article

Enantiodivergent and γ-Selective Asymmetric Allylic Amination.

Published in:

Angewandte Chemie, 2012, v. 124, n. 10, p. 2432, doi. 10.1002/ange.201107317

By:

Wang, Jianmin;
Chen, Jie;
Kee, Choon Wee;
Tan, Choon-Hong

Publication type:

Article

Chiral Guanidinium Salt Catalyzed Enantioselective Phospha-Mannich Reactions.

Published in:

Angewandte Chemie International Edition, 2009, v. 48, n. 40, p. 7387, doi. 10.1002/anie.200903971

By:

Fu, Xiao;
Loh, Wei-Tian;
Zhang, Yan;
Chen, Tao;
Ma, Ting;
Liu, Hongjun;
Wang, Jianmin;
Tan, Choon-Hong

Publication type:

Article

Synthesis of a Chiral Quaternary Carbon Center Bearing a Fluorine Atom: Enantio- and Diastereoselective Guanidine-Catalyzed Addition of Fluorocarbon Nucleophiles.

Published in:

Angewandte Chemie International Edition, 2009, v. 48, n. 20, p. 3627, doi. 10.1002/anie.200900964

By:

Jiang, Zhiyong;
Pan, Yuanhang;
Zhao, Yujun;
Ma, Ting;
Lee, Richmond;
Yang, Yuanyong;
Huang, Kuo-Wei;
Wong, Ming Wah;
Tan, Choon-Hong

Publication type:

Article

Enantioselective Protonation Catalyzed by a Chiral Bicyclic Guanidine Derivative.

Published in:

Angewandte Chemie International Edition, 2008, v. 47, n. 30, p. 5641, doi. 10.1002/anie.200801378

By:

Leow, Dasheng;
Lin, Shishi;
Chittimalla, Santhosh Kumar;
Fu, Xiao;
Tan, Choon-Hong

Publication type:

Article

Stereoconvergent Access to Z‐Allylborons from E/Z‐Mixed 1,3‐Dienes via Cu‐Guanidine Catalysis.

Published in:

Advanced Synthesis & Catalysis, 2025, v. 367, n. 6, p. 1, doi. 10.1002/adsc.202401322

By:

Zhang, Ai;
Zhang, Huangfeng;
Jin, Tao;
Ge, Lin;
Ma, Xiaoyan;
Tang, Jinghua;
Liu, Jinyu;
Tan, Choon‐Hong;
Lee, Richmond;
Ge, Yicen

Publication type:

Article

Asymmetric Michael Addition of 5 H-Oxazol-4-ones to Vinyl Sulfones: Stereoselective Synthesis of Monofluorinated Analogs of 2-Tertiary Hydroxyl-3-Methyl-Substituted Carboxylic Acidl Derivatives.

Published in:

Advanced Synthesis & Catalysis, 2014, v. 356, n. 18, p. 3777, doi. 10.1002/adsc.201400649

By:

Liu, Qian;
Qiao, Baokun;
Chin, Kek Foo;
Tan, Choon ‐ Hong;
Jiang, Zhiyong

Publication type:

Article

Catalytic Asymmetric Conjugate Addition of Mercaptans to β-Substituted-β-Trifluoromethyl Oxazolidinone Enoates: Access to Chiral Trifluoromethylated Tertiary Thioethers and Thiols.

Published in:

Advanced Synthesis & Catalysis, 2014, v. 356, n. 6, p. 1292, doi. 10.1002/adsc.201301027

By:

Chen, Wenchao;
Jing, Zhengzhong;
Chin, Kek Foo;
Qiao, Baokun;
Zhao, Yan;
Yan, Lin;
Tan, Choon ‐ Hong;
Jiang, Zhiyong

Publication type:

Article

Organocatalytic Asymmetric Mannich Reactions of 5 H-Oxazol-4-ones: Highly Enantio- and Diastereoselective Synthesis of Chiral α-Alkylisoserine Derivatives.

Published in:

Advanced Synthesis & Catalysis, 2013, v. 355, n. 8, p. 1505, doi. 10.1002/adsc.201300135

By:

Han, Zhiqiang;
Yang, Wenguo;
Tan, Choon ‐ Hong;
Jiang, Zhiyong

Publication type:

Article

The Slow-Releasing Hydrogen Sulfide Donor, GYY4137, Exhibits Novel Anti-Cancer Effects In Vitro and In Vivo.

Published in:

PLoS ONE, 2011, v. 6, n. 6, p. 1, doi. 10.1371/journal.pone.0021077

By:

Lee, Zheng Wei;
Zhou, Jianbiao;
Chen, Chien-Shing;
Zhao, Yujun;
Tan, Choon-Hong;
Li, Ling;
Moore, Philip Keith;
Deng, Lih-Wen

Publication type:

Article

Synthesis and Properties of the Perfluoroethyl Martin Silicate: Reactivity in Solution and Solid‐State Mechanochemistry.

Published in:

European Journal of Organic Chemistry, 2023, v. 26, n. 18, p. 1, doi. 10.1002/ejoc.202300223

By:

Millanvois, Alexandre;
Tan, Choon‐Hong;
Ollivier, Cyril;
Fensterbank, Louis

Publication type:

Article

Advanced Synthesis Using Photocatalysis Involved Dual Catalytic System.

Published in:

European Journal of Organic Chemistry, 2022, v. 2022, n. 22, p. 1, doi. 10.1002/ejoc.202200326

By:

Guo, Fenfen;
Wang, Hong;
Ye, Xinyi;
Tan, Choon‐Hong

Publication type:

Article

Expanding the Utility of Brønsted Base Catalysis: Biomimetic Enantioselective Decarboxylative Reactions.

Published in:

Chemistry - A European Journal, 2011, v. 17, n. 30, p. 8363, doi. 10.1002/chem.201100687

By:

Pan, Yuanhang;
Kee, Choon Wee;
Jiang, Zhiyong;
Ma, Ting;
Zhao, Yujun;
Yang, Yuanyong;
Xue, Hansong;
Tan, Choon-Hong

Publication type:

Article

Highly Enantio- and Diastereoselective Synthesis of β-Methyl-γ-monofluoromethyl-Substituted Alcohols.

Published in:

Chemistry - A European Journal, 2011, v. 17, n. 29, p. 8066, doi. 10.1002/chem.201100929

By:

Yang, Wenguo;
Wei, Xinle;
Pan, Yuanhang;
Lee, Richmond;
Zhu, Bo;
Liu, Hongjun;
Yan, Lin;
Huang, Kuo-Wei;
Jiang, Zhiyong;
Tan, Choon-Hong

Publication type:

Article

Fluorinated Aromatic Ketones as Nucleophiles in the Asymmetric Organocatalytic Formation of CC and CN Bonds: A Facile Route to the Construction of Fluorinated Quaternary Stereogenic Centers.

Published in:

Chemistry - A European Journal, 2011, v. 17, n. 13, p. 3571, doi. 10.1002/chem.201003761

By:

Zhao, Yujun;
Pan, Yuanhang;
Liu, Hongjun;
Yang, Yuanyong;
Jiang, Zhiyong;
Tan, Choon-Hong

Publication type:

Article

Bicyclic Guanidine-Catalyzed Direct Asymmetric Allylic Addition of N-Aryl Alkylidene-Succinimides.

Published in:

Chemistry - A European Journal, 2010, v. 16, n. 42, p. 12534, doi. 10.1002/chem.201002183

By:

Wang, Jianmin;
Liu, Hongjun;
Fan, Yitian;
Yang, Yuanyong;
Jiang, Zhiyong;
Tan, Choon-Hong

Publication type:

Article

Enantioselective Synthesis of α-Fluorinated β-Amino Acid Derivatives by an Asymmetric Mannich Reaction and Selective Deacylation/Decarboxylation Reactions.

Published in:

Chemistry - A European Journal, 2010, v. 16, n. 3, p. 779, doi. 10.1002/chem.200902830

By:

Pan, Yuanhang;
Zhao, Yujun;
Ma, Ting;
Yang, Yuanyong;
Liu, Hongjun;
Jiang, Zhiyong;
Tan, Choon-Hong

Publication type:

Article

Toward Creation of a Universal NMR Database for Stereochemical Assignment: The Case of 1,3,5-Trisubstituted Acyclic Systems.

Published in:

Helvetica Chimica Acta, 2000, v. 83, n. 9, p. 2562, doi. 10.1002/1522-2675(20000906)83:9<2562::AID-HLCA2562>3.0.CO;2-Z

By:

Kobayashi, Yoshihisa;
Tan, Choon-Hong;
Kishi, Yoshito

Publication type:

Article

Conjugating uncoupler compounds with hydrophobic hydrocarbon chains to achieve adipose tissue selective drug accumulation.

Published in:

Scientific Reports, 2024, v. 14, n. 1, p. 1, doi. 10.1038/s41598-024-54466-2

By:

Ng, Mei Ying;
Song, Zhi Jian;
Venkatesan, Gopalakrishnan;
Rodriguez-Cuenca, Sergio;
West, James A.;
Yang, Shili;
Tan, Choon Hong;
Ho, Paul Chi-Lui;
Griffin, Julian L.;
Vidal-Puig, Antonio;
Bassetto, Marcella;
Hagen, Thilo

Publication type:

Article

Conjugating uncoupler compounds with hydrophobic hydrocarbon chains to achieve adipose tissue selective drug accumulation.

Published in:

Scientific Reports, 2024, v. 14, n. 1, p. 1, doi. 10.1038/s41598-024-54466-2

By:

Ng, Mei Ying;
Song, Zhi Jian;
Venkatesan, Gopalakrishnan;
Rodriguez-Cuenca, Sergio;
West, James A.;
Yang, Shili;
Tan, Choon Hong;
Ho, Paul Chi-Lui;
Griffin, Julian L.;
Vidal-Puig, Antonio;
Bassetto, Marcella;
Hagen, Thilo

Publication type:

Article

The hydrogen sulfide donor, GYY4137, exhibits anti-atherosclerotic activity in high fat fed apolipoprotein E(-/-) mice.

Published in:

2013

By:

Liu, Zhen;
Han, Yi;
Li, Ling;
Lu, Hui;
Meng, Guoliang;
Li, Xiaozhen;
Shirhan, Mohammed;
Peh, Meng Teng;
Xie, Liping;
Zhou, Suming;
Wang, Xiaowei;
Chen, Qi;
Dai, Weilu;
Tan, Choon-Hong;
Pan, Shiyang;
Moore, Philip K;
Ji, Yong

Publication type:

journal article

The hydrogen sulfide donor, GYY4137, exhibits anti-atherosclerotic activity in high fat fed apolipoprotein E<sup>−/−</sup> mice.

Published in:

British Journal of Pharmacology, 2013, v. 169, n. 8, p. 1795, doi. 10.1111/bph.12246

By:

Liu, Zhen;
Han, Yi;
Li, Ling;
Lu, Hui;
Meng, Guoliang;
Li, Xiaozhen;
Shirhan, Mohammed;
Peh, Meng Teng;
Xie, Liping;
Zhou, Suming;
Wang, Xiaowei;
Chen, Qi;
Dai, Weilu;
Tan, Choon ‐ Hong;
Pan, Shiyang;
Moore, Philip K;
Ji, Yong

Publication type:

Article

Molybdenum/Tungsten‐Based Heteropoly Salts in Oxidations.

Published in:

Chemistry - An Asian Journal, 2021, v. 16, n. 19, p. 2753, doi. 10.1002/asia.202100686

By:

Chen, Wenchao;
Tan, Choon‐Hong;
Wang, Hong;
Ye, Xinyi

Publication type:

Article

Recent Advances in Chiral Guanidine‐Catalyzed Enantioselective Reactions.

Published in:

Chemistry - An Asian Journal, 2019, v. 14, n. 21, p. 3803, doi. 10.1002/asia.201901183

By:

Chou, Hsiao‐Chieh;
Leow, Dasheng;
Tan, Choon‐Hong

Publication type:

Article

Halogen‐Bonding‐Induced Conjugate Addition of Thiophenes to Enones and Enals.

Published in:

Chemistry - An Asian Journal, 2019, v. 14, n. 15, p. 2656, doi. 10.1002/asia.201900607

By:

Ge, Yi‐Cen;
Yang, Hui;
Heusler, Arne;
Chua, Zhijie;
Wong, Ming Wah;
Tan, Choon‐Hong

Publication type:

Article

Inside Back Cover: Bicyclic Guanidine Catalyzed Asymmetric Tandem Isomerization Intramolecular-Diels-Alder Reaction: The First Catalytic Enantioselective Total Synthesis of (+)-alpha-Yohimbine (Chem. Asian J. 3/2016).

Published in:

Chemistry - An Asian Journal, 2016, v. 11, n. 3, p. 417, doi. 10.1002/asia.201600048

By:

Feng, Wei;
Jiang, Danfeng;
Kee, Choon ‐ Wee;
Liu, Hongjun;
Tan, Choon ‐ Hong

Publication type:

Article

Bicyclic Guanidine Catalyzed Asymmetric Tandem Isomerization Intramolecular-Diels-Alder Reaction: The First Catalytic Enantioselective Total Synthesis of (+)-alpha-Yohimbine.

Published in:

Chemistry - An Asian Journal, 2016, v. 11, n. 3, p. 390, doi. 10.1002/asia.201500246

By:

Feng, Wei;
Jiang, Danfeng;
Kee, Choon ‐ Wee;
Liu, Hongjun;
Tan, Choon ‐ Hong

Publication type:

Article

Bicyclic-Guanidine-Catalyzed.

Published in:

Chemistry - An Asian Journal, 2013, v. 8, n. 12, p. 2960, doi. 10.1002/asia.201301011

By:

Yang, Caiyun;
Chen, Wenchao;
Yang, Wenguo;
Zhu, Bo;
Yan, Lin;
Tan, Choon ‐ Hong;
Jiang, Zhiyong

Publication type:

Article

Catalytic Diastereoselective Tandem Conjugate Addition-Elimination Reaction of Morita-Baylis-Hillman C Adducts by CC Bond Cleavage.

Published in:

Chemistry - An Asian Journal, 2012, v. 7, n. 4, p. 771, doi. 10.1002/asia.201100863

By:

Yang, Wenguo;
Tan, Davin;
Lee, Richmond;
Li, Lixin;
Pan, Yuanhang;
Huang, Kuo-Wei;
Tan, Choon-Hong;
Jiang, Zhiyong

Publication type:

Article

Enantioselective Protonation of Itaconimides with Thiols and the Rotational Kinetics of the Axially Chiral CN Bond.

Published in:

Chemistry - An Asian Journal, 2009, v. 4, n. 11, p. 1741, doi. 10.1002/asia.200900331

By:

Lin, Shishi;
Leow, Dasheng;
Huang, Kuo-Wei;
Tan, Choon-Hong

Publication type:

Article

Chiral Guanidine Catalyzed Enantioselective Reactions.

Published in:

Chemistry - An Asian Journal, 2009, v. 4, n. 4, p. 488, doi. 10.1002/asia.200800361

By:

Leow, Dasheng;
Tan, Choon-Hong

Publication type:

Article

A Descriptor for Accurate Predictions of Host Molecules Enabling Ultralong Room‐Temperature Phosphorescence in Guest Emitters.

Published in:

Angewandte Chemie International Edition, 2022, v. 61, n. 14, p. 1, doi. 10.1002/anie.202200546

By:

Chanmungkalakul, Supphachok;
Wang, Chao;
Miao, Rong;
Chi, Weijie;
Tan, Davin;
Qiao, Qinglong;
Ang, Esther Cai Xia;
Tan, Choon‐Hong;
Fang, Yu;
Xu, Zhaochao;
Liu, Xiaogang

Publication type:

Article

Asymmetric Baylis-Hillman Reactions Promoted by Chiral Imidazolines.

Published in:

Chemistry - An Asian Journal, 2006, v. 1, n. 5, p. 724, doi. 10.1002/asia.200600191

By:

Xu, Junye;
Guan, Yanyi;
Yang, Shihui;
Ng, Yurui;
Peh, Guangrong;
Tan, Choon-Hong

Publication type:

Article

Organic Dye-Photocatalyzed Acylnitroso Ene Reaction.

Published in:

ChemCatChem, 2013, v. 5, n. 1, p. 235, doi. 10.1002/cctc.201200435

By:

Teo, Yew Chin;
Pan, Yuanhang;
Tan, Choon Hong

Publication type:

Article

Synthesis of α-Stereogenic Amides and Ketones by Enantioselective Conjugate Addition of 1,4-Dicarbonyl But-2-enes.

Published in:

Chemistry - A European Journal, 2009, v. 15, n. 19, p. 4925, doi. 10.1002/chem.200802601

By:

Jiang, Zhiyong;
Yang, Yuanyong;
Pan, Yuanhang;
Zhao, Yujun;
Liu, Hongjun;
Tan, Choon-Hong

Publication type:

Article

The Synthesis of (+)-Allopumiliotoxin 323B′.

Published in:

Chemistry - A European Journal, 2001, v. 7, n. 9, p. 1845, doi. 10.1002/1521-3765(20010504)7:9<1845::AID-CHEM1845>3.0.CO;2-2

By:

Tan, Choon-Hong;
Holmes, Andrew B.

Publication type:

Article

Ion Pair Catalyst ‐ Pentanidinium.

Published in:

Chemical Record, 2023, v. 23, n. 7, p. 1, doi. 10.1002/tcr.202200304

By:

Qin, Yimin;
Zhang, Zhenqiang;
Ye, Xinyi;
Tan, Choon‐Hong

Publication type:

Article

Structural investigations on the mitochondrial uncouplers niclosamide and FCCP.

Published in:

FEBS Open Bio, 2024, v. 14, n. 7, p. 1057, doi. 10.1002/2211-5463.13817

By:

Ng, Mei Ying;
Song, Zhi Jian;
Tan, Choon Hong;
Bassetto, Marcella;
Hagen, Thilo

Publication type:

Article

Asymmetric N-oxidation catalyzed by bisguanidinium dinuclear oxodiperoxomolybdosulfate.

Published in:

Nature Communications, 2024, v. 15, n. 1, p. 1, doi. 10.1038/s41467-024-51765-0

By:

Wu, Wentao;
Ang, Esther Cai Xia;
Xu, Xinru;
Wang, Qi;
Wang, Hong;
Lee, Richmond;
Tan, Choon-Hong;
Ye, Xinyi

Publication type:

Article

Stereochemical Assignment of the C21-C38 Portion of the Desertomycin/Oasomycin Class of Natural Products by Using Universal NMR Databases: Proof.

Published in:

Angewandte Chemie International Edition, 2000, v. 39, n. 23, p. 4282, doi. 10.1002/1521-3773(20001201)39:23<4282::AID-ANIE4282>3.0.CO;2-U

By:

Tan, Choon-Hong;
Kobayashi, Yoshihisa;
Kishi, Yoshito

Publication type:

Article

Stereochemical Assignment of the C21-C38 Portion of the Desertomycin/Oasomycin Class of Natural Products by Using Universal NMR Databases: Prediction.

Published in:

Angewandte Chemie International Edition, 2000, v. 39, n. 23, p. 4279, doi. 10.1002/1521-3773(20001201)39:23<4279::AID-ANIE4279>3.0.CO;2-R

By:

Kobayashi, Yoshihisa;
Tan, Choon-Hong;
Kishi, Yoshito

Publication type:

Article

A Descriptor for Accurate Predictions of Host Molecules Enabling Ultralong Room‐Temperature Phosphorescence in Guest Emitters.

Published in:

Angewandte Chemie, 2022, v. 134, n. 14, p. 1, doi. 10.1002/ange.202200546

By:

Chanmungkalakul, Supphachok;
Wang, Chao;
Miao, Rong;
Chi, Weijie;
Tan, Davin;
Qiao, Qinglong;
Ang, Esther Cai Xia;
Tan, Choon‐Hong;
Fang, Yu;
Xu, Zhaochao;
Liu, Xiaogang

Publication type:

Article

Golden Jubilee of Singapore National Institute of Chemistry (1970–2020): Celebrating its Partnership with Wiley‐VCH.

Published in:

Angewandte Chemie, 2020, v. 132, n. 45, p. 19896, doi. 10.1002/ange.202002227

By:

Ang, Esther Cai Xia;
Tan, Choon‐Hong

Publication type:

Article

Kinetic and Dynamic Kinetic Resolution of Racemic Tertiary Bromides by Pentanidium‐Catalyzed Phase‐Transfer Azidation.

Published in:

Angewandte Chemie, 2020, v. 132, n. 23, p. 9140, doi. 10.1002/ange.202000138

By:

Ren, Jingyun;
Ban, Xu;
Zhang, Xin;
Tan, Siu Min;
Lee, Richmond;
Tan, Choon‐Hong

Publication type:

Article

Guanidine–Copper Complex Catalyzed Allylic Borylation for the Enantioconvergent Synthesis of Tertiary Cyclic Allylboronates.

Published in:

Angewandte Chemie, 2019, v. 131, n. 8, p. 2404, doi. 10.1002/ange.201813490

By:

Ge, Yicen;
Cui, Xi‐Yang;
Tan, Siu Min;
Jiang, Huan;
Ren, Jingyun;
Lee, Nicholas;
Lee, Richmond;
Tan, Choon‐Hong

Publication type:

Article

Organocatalytic Enantioselective Protonation for Photoreduction of Activated Ketones and Ketimines Induced by Visible Light.

Published in:

Angewandte Chemie, 2017, v. 129, n. 44, p. 14030, doi. 10.1002/ange.201707899

By:

Lin, Lu;
Bai, Xiangbin;
Ye, Xinyi;
Zhao, Xiaowei;
Tan, Choon‐Hong;
Jiang, Zhiyong

Publication type:

Article

Bisguanidinium dinuclear oxodiperoxomolybdosulfate ion pair-catalyzed enantioselective sulfoxidation.

Published in:

Nature Communications, 2016, v. 7, n. 11, p. 13455, doi. 10.1038/ncomms13455

By:

Zong, Lili;
Wang, Chao;
Moeljadi, Adhitya Mangala Putra;
Ye, Xinyi;
Ganguly, Rakesh;
Li, Yongxin;
Hirao, Hajime;
Tan, Choon-Hong

Publication type:

Article