Researcher Database | Faculty of Pharmaceutical Sciences Department of Pharmacy

Koji Tsubowa

Department / Course Hokkaido University of Science Faculty of Pharmaceutical Sciences Department of Pharmacy

Job Lecturer

Academic conference presentation
2023/07/19	Crosslinking Polymer-Supported Rh(II) Complex: Soluble and Reusable Catalyst for Asymmetric Intramolecular C-H Insertion Reactions (The 13th SPSJ International Polymer Conference)
2023/03/27	Dirhodium(II) complex-catalyzed enantioselective carbonyl ylide cycloaddition reactions under continuous flow conditions (ACS Spring 2023)
2023/01/23	Development of soluble cross-linked polymer-supported Rh(II) complexes usable at low temperatures (The 57th Hokkaido Section Research and Presentation Meeting)
2022/09/07	Continuous Flow System with a Polymer-Supported Dirhodium(II) Complex: Application to Enantioselective Carbonyl Ylide Cycloaddition Reactions
2022/08/24	Immobilization of mixed-ligand chiral rhodium(Ⅱ) complex for asymmetric intramolecular C–H Insertion reactions (ACS Fall 2022)
2022/07/31	Dirhodium(II) Complex-Catalyzed Enantioselective Carbonyl Ylide Cycloaddition Reactions under Continuous Flow Conditions (12th International Conference on Environmental Catalysis (ICEC2022))
2022/07/11	Crosslinking Polymer-Supported Rh(II) Complex: Soluble and Reusable Catalyst for Asymmetric Intramolecular C–H Insertion Reactions (25th IUPAC International Conference on Physical Organic Chemistry)
2022/03/25	Immobilization of Mixed-Ligand Chiral Rhodium(II) Complex for Asymmetric Intramolecular C–H Insertion Reactions (The 102nd CSJ Annual Meeting)
2021/12/19	A Soluble Polymer–Supported Chiral Dirhodium(Ⅱ) Complex for Asymmetric Intramolecular C–H Insertion Reactions (Pacifichem2021)
2021/03/28	Soluble Cross-Linked Polymer-Supported Dirhodium(Ⅱ) Catalyst for Asymmetric Intramolecular C–H Insertion Reactions (The 141st Annual Meeting the Pharmaceutical Society of Japan)
2018/09/26	Catalytic Asymmetric Total Synthesis of 18E-Lyngbyaloside C
2017/11/20	Catalytic Asymmetric Total Synthesis of 18E-Lyngbyaloside C (The Seventh Symposium on Academic Exchange and Collaborative Research)
2016/03/29	Enantio- and Diastereoselective Intramolecular C-H Insertion of α-Diazoesters Catalyzed by Chiral Dirhodium(Ⅱ) Carboxylates (The 136th Annual Meeting the Pharmaceutical Society of Japan)
2015/12/19	Dirhodium(II) complex-catalyzed enantioselective carbonyl ylide cycloaddition reactions under continuous flow conditions (Pacifichem2015)
2015/12/18	Diastereo- and Enantioselective Intramolecular C-H Insertion Reaction α–Diazoesters Catalyzed by a Dirhodium(II) Carboxylates (Pacifichem2015)
2015/03/28	Enantioselective Intramolecular Cyclopropanation of Aryldiazoacetates Catalyzed by Chiral Dirhodium(Ⅱ) Carboxylates (The 135th Annual Meeting the Pharmaceutical Society of Japan)
2015/03/28	Enantio- and diastereoselective cyclopropanation with halodiazoacetates catalyzed by chiral dirhodium(Ⅱ) carboxylates (The 135th Annual Meeting the Pharmaceutical Society of Japan)
2015/03/27	Enantioselective Intramolecular 1,6 C-H Insertion of α-Diazoesters Catalyzed by Chiral Dirhodium(Ⅱ) Carboxylates (The 135th Annual Meeting the Pharmaceutical Society of Japan)
2014/07/18	Enantio- and Diastereoselective Cyclopropanation with α-Halodiazocarbonyl Compounds (26th International Conference on Organometallic Chemistry (ICOMC 2014))
2014/07/13	Enantio- and Diastereoselective Intramolecular 1,6-C-H Insertion of α-Diazoesters Catalyzed by Chiral Dirhodium(II) Carboxylates (26th International Conference on Organometallic Chemistry (ICOMC 2014))
2014/07/05	Enantio- and Diastereoselective Cyclopropanation with α-Halodiazocarbonyl Compounds
2014/03/29	Synthetic Study of 18E-Lyngbyaloside (The 134th Annual Meeting the Pharmaceutical Society of Japan)
2014/03/29	Enantioselective Intramolecular 1,6 C-H Insertion of α-Diazoesters Catalyzed by Chiral Dirhodium(Ⅱ) Carboxylates (The 134th Annual Meeting the Pharmaceutical Society of Japan)
2014/03/29	Enantio- and Diastereoselective Cyclopropanation with α-Halo-α-diazoacetophenones (The 134th Annual Meeting the Pharmaceutical Society of Japan)
2013/11/29	Dirhodium(Ⅱ) Complex-Catalyzed Enantioselective Carbonyl Ylide Cycloaddition Reactions under Continuous Flow Conditions (The Eighth International Symposium. on Integrated Synthesis (ISIS-8))
2013/10/18	Catalytic Asymmetric Cycloaddition of Carbonyl Ylides with Arylallenes Using Rh₂(S-TCPTTL)₄ (43rd Congress of Heterocyclic Chemistry)
2013/09/23	Catalytic Asymmetric Cycloaddition of Carbonyl Ylides with Arylallenes Using Rh₂(S-TCPTTL)₄ (10th International Symposium on Carbanion Chemistry (ISCC-10))
2013/03/30	Dirhodium(Ⅱ) Complex-Catalyzed Enantioselective Carbonyl Ylide Cycloaddition Reactions under Continuous Flow Conditions (The 133rd Annual Meeting the Pharmaceutical Society of Japan)
2013/03/28	Catalytic Asymmetric Intermolecular C–H Insertion of 1,4-Cyclohexadiene with α-Alkyl-α-diazoesters Using Chiral Dirhodium(II) Carboxylates (The 133rd Annual Meeting the Pharmaceutical Society of Japan)
2012/11/28	Continuous Flow System with a Polymer-Supported Dirhodium(Ⅱ) Complex: Application to Enantioselective Carbonyl Ylide Cycloaddition Reactions (13th Tetrahedron Symposium)
2012/05/17	Continuous Flow System with a Polymer-Supported Dirhodium(II) Complex: Application to Enantioselective Carbonyl Ylide Cycloaddition Reactions (Molecular Chirality 2012)
2012/03/29	Continuous Flow System with a Polymer-Supported Dirhodium(Ⅱ) Complex: Application to Enantioselective Carbonyl Ylide Cycloaddition Reactions (The 132nd Annual Meeting the Pharmaceutical Society of Japan)
2011/10/10	Continuous Flow System with a Polymer-Supported Dirhodium(Ⅱ) Complex (The Seventh International Symposium on Integrated Synthesis)
2011/08/12	Continuous Flow System with a Polymer-Supported Dirhodium(Ⅱ) Catalyst (The 2nd International Symposium on Process Chemistry)
2011/08/11	A Polymer-Supported Chiral Dirhodium(Ⅱ) Catalyst for Asymmetric Amination Reaction (The 2nd International Symposium on Process Chemistry)
2011/07/11	Highly Durable and Recyclable Polymer-Supported Chiral Rh(Ⅱ) Catalyst (23rd International Symposium on Chirality, Liverpool)
2011/05/20	Highly Durable and Recyclable Polymer-Supported Chiral Rh(Ⅱ) Catalyst (Molecular Chirality 2011)
2011/03/31	Continuous Asymmetric Intermolecular 1,3-Dipolar Cycloaddition of 2-Diazo-3,6-diketoester-Derived Carbonyl Ylides Using a Polymer-Supported Chiral Dirhodium(II) Catalyst (The 131st Annual Meeting the Pharmaceutical Society of Japan)
2010/12/16	Polymer-supported dirhodium(Ⅱ) catalyst for asymmetric amination reaction (Pacifichem2010)
2010/07/23	Highly Durable and Recyclable Polymer-Supported Chiral Dirhodium(Ⅱ) Catalyst for Asymmetric Intramolecular C–H Insertion Reactions (11th Tetrahedron Symposium; Frontiers of Organic Chemistry)
2010/07/15	高い耐久性をもつ不溶性高分子担持型 Rh(II)錯体の創製 (2010 Summer Symposium, The Japanese Society for Process Chemistry)
2009/11/10	Polymer-Supported Dirhodium(Ⅱ) Catalyst for Asymmetric Intramolecular C–H Insertion reactions (The International Kyoto Conference on New Aspects of Organic Chemistry (IKCOC))
2008/07/28	The Polymer-Supported Dirhodium(Ⅱ) Catalyst for Asymmetric Intramolecular C–H Insertion Reactions (International Symposium on Process Chemistry)
2007/03/30	Asymmetric Intramolecular C-H insertions Catalyzed by Polymer Supported Rh(II) Complex (The 127th Annual Meeting the Pharmaceutical Society of Japan)
2004/03/30	Enantioselective Intramolecular C-H Insertions Catalyzed by Rhodium(II) Complex in Ionic Liquid (The 124th Annual Meeting the Pharmaceutical Society of Japan)