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  • Enantio- and Diastereoselective Variations on α-Iminonitriles: Harnessing Chiral Cyclopropenimine-Thiourea Organocatalysts ​​

       Hooseung Lee, Hyeongwoo Nam, and Sarah Yunmi Lee* 

        J. Am. Chem. Soc. 2024, Articles ASAP.

  • Boron Lewis Acid-Catalyzed Hydrophosphorylation of N-Heteroaryl-Substituted Alkenes

       Soojin Kwak, Jeongin Choi, and Sarah Yunmi Lee* 

        Synthesis 2024, 56, 399. (Invited Feature Article)

  • Enantio- and Diastereoselective Conjugate Addition of Pyridyl Alkyl Ketones to Enones by Cu(II)-Lewis Acid/Brønsted Base Catalysis

       Soojin Kwak, Minhyeok Lee, Eunji Sim* and Sarah Yunmi Lee* 

        Org. Chem. Front. 2024, 11, 746.

  • Copper-Catalyzed C–C Cross-Couplings of Tertiary Alkyl Halides with Anilines Enabled by Cyclopropenimine-Based Ligands

       Serim Choi, Yongseok Choi, Yongjae Kim, Jaehoo Lee, and Sarah Yunmi Lee* 

        J. Am. Chem. Soc. 2023, 145, 24897.

  • Stereodivergent Conjugate Addition between Iminium and α-Azaaryl α-Fluoroenolate Intermediates by Synergistic Amine and Lewis Acid Catalysis

        Seonil Kim, Seongryeol Jeung, and Sarah Yunmi Lee* 

       ACS Catal. 202313, 13838.

  • Organocatalytic Enantio- and Diastereoselective Diels-Alder Reaction between 2,4-Dienals and α,β-Unsaturated Esters

        Byungjun Kim, Sukwoo Lee, and Sarah Yunmi Lee* 

       Adv. Synth. Catal. 2023, 365, 3887. (selected as the inside cover)

  • Stereodivergent Access to Rocaglaol Enabled by Dual Catalytic Asymmetric Allylation

        Byungjun Kim and Sarah Yunmi Lee* 

       Chem Catal. 2022, 2, 1526. (Preview article) <Link>

  • Regio- and Stereoselective Addition of Secondary Phosphine Oxides to Allenoates Catalyzed by Main-Group Lewis Pairs

        Soojin Kwak, Jeongin Choi, Jimin Han, and Sarah Yunmi Lee* 

       ACS Catal. 2022, 12, 212.

  • Stereoselective Michael Additions of Aryl Acetic Acid Derivatives by Asymmetric Organocatalysis

        Byungjun Kim†, Yongjae Kim†, and Sarah Yunmi Lee* 

       (†These authors contributed equally to this work.)

       Synlett 2022, 33, 609. (Invited Synpacts article)

  • Stereodivergent Silver-Catalyzed Synthesis of Pyroglutamic Acid Esters 

       Byungjun Kim, Yuna Song, and Sarah Yunmi Lee* 

       Chem. Commun. 2021, 57, 11052. (2021 Emerging Investigators)

       Highlighted in Synfacts <Link>

  • Computational Screening of Trillions of Metal–Organic Frameworks for High-Performance Methane Storage

       Sangwon Lee, Baekjun Kim, Hyun Cho, Hooseung LeeSarah Yunmi Lee, Eun Seon Cho, and Jihan Kim* 

       ACS Appl. Mater. Interfaces 2021,13, 23647. 

  • Stereodivergent Carbon–Carbon Bond Formation between Iminium and Enolate Intermediates by Synergistic Organocatalysis

       Byungjun Kim, Yongjae Kim, and Sarah Yunmi Lee* 

       J. Am. Chem. Soc. 2021,143, 73.

       Highlighted in Synfacts <Link>

  • Kinetic Resolution of α-Silyl-Substituted Allylboronate Esters via Chemo- and Stereoselective Allylboration of Aldehydes

      Jinyoung Park, Youngsuk Jung, Jeongho Kim, Eunsung Lee, Sarah Yunmi Lee, and Seung Hwan Cho*

      Adv. Synth. Catal. 2021, 363, 2371-2376.

  • Boron Lewis Acid-Catalyzed Hydrophosphinylation of N-Heteroaryl-Substituted Alkenes with Secondary Phosphine Oxides

      Jimin Han, Jongwon Kim, Jaehoo Lee, Younghun Kim, and Sarah Yunmi Lee* ​

      J. Org. Chem. 2020, 85, 15476.

  • Lewis Acid-Catalyzed Double Addition of Indoles to Ketones:  Synthesis of Bis(indolyl)methanes with All-Carbon Quaternary Centers

      Si On Lee†, Jeongin Choi†, Seunghoon Kook†, and Sarah Yunmi Lee*

      (†These authors contributed equally to this work.) ​

      Org. Biomol. Chem. 2020, 18, 9060.

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Pre-Yonsei Publications

  • Direct Arylation of Simple Arenes with Aryl Bromides by Synergistic Silver and Palladium Catalysis

      Adrian Tlahuext-Aca, Sarah Yunmi Lee, Shu Sakamoto, and John F. Hartwig*

ACS Catal. 2021, 11, 1430-1434. 

  • Palladium-Catalyzed, Site-Selective Direct Allylation of Aryl C–H bonds by Silver-Mediated C–H Activation: A Synthetic and Mechanistic Investigation

       Sarah Yunmi Lee and John F. Hartwig*

       J. Am. Chem. Soc. 2016, 138, 15278-15284. 

  • Phosphine-Catalyzed Enantioselective Intramolecular [3+2] Annulations To Generate Fused Ring Systems

       Sarah Yunmi Lee, Yuji Fujiwara, Atsuko Nishiguchi, Marcin Kalek, and Gregory C. Fu*

       J. Am. Chem. Soc. 2015, 137, 4587-4591. 

       (ACS Editors' Choice)

  • Enantioselective Nucleophile-Catalyzed Synthesis of Tertiary Alkyl  Fluorides via the α-Fluorination of Ketenes: Synthetic and Mechanistic Studies

       Sarah Yunmi Lee, Stefan Neufeind, and Gregory C. Fu*

       J. Am. Chem. Soc. 2014, 136, 8899-8902. 

      (ACS Editors' Choice)

  • Nonenzymatic Dynamic Kinetic Resolution of Secondary  Alcohols via Enantioselective Acylation: Synthetic and Mechanistic Studies

       Sarah Yunmi Lee, Jaclyn M. Murphy, Atsushi Ukai, and Gregory C. Fu*

       J. Am. Chem. Soc. 2012, 134, 15149-15153. 

       (Highlights in Angewandte: Díaz-Álvarez, A. E.; Mesas-Sánchez, L.; Dinér, P. Angew. Chem., Int. Ed. 2013, 52,


  • Silver-Mediated Direct Amination of Benzoxazoles: Tuning the Amino Group Source from Formamides to Parent Amines

       Seung Hwan Cho, Ji Young Kim, Sarah Yunmi Lee, and Sukbok Chang*

       Angew. Chem., Int. Ed. 2009, 48, 9127–9130.

       (Hot Paper)

  • Synthetic Utility of Ammonium Salts in the Cu-Catalyzed Three-Component Reaction as a Facile Coupling Partner ​

       Jinho Kim, S. Yunmi Lee, Junseung Lee, Youngkyu Do, and Sukbok Chang*

       J. Org. Chem. 2008, 73, 9454–9457. 

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