The major goal of this research program is to develop catalytic enantioselective transformationsbasedontransitionmetalandchiralanioncatalysisthatwillbebroadly applicabletothepreparationoftherapeuticallyrelevantorganicmolecules.Towardsthis end, new enantioselective reactions of carbon-??carbon ?-??bonds are proposed, with a major emphasis placed on the development of enantioselective sp3-??C-??F bond construction. Additionally, reactions that generate or employ available building blocks, such as alkenes and boronic acids, will be targeted. These methods will be exploited in theenantioselectiveconstructionoffluorinatedbuildingblocks,heterocyclesandnatural product analogs. Thus, we anticipate that the proposed air and moisture tolerant transformations will provide synthetic chemists and biomedical researchers with additionaltoolsformolecularsynthesisandforsingleenantiomerconstruction.

Public Health Relevance

The proposed program aims to develop new methods for the preparation of structures and compounds of potential importance to medicinal chemistry. To this end, transition metal-catalyzed, organocatalytic and dual catalytic processes for synthesis of heterocyclic and carbocyclic structures, especially those containing carbon-fluorine bonds, are proposed.

Agency
National Institute of Health (NIH)
Institute
National Institute of General Medical Sciences (NIGMS)
Type
Unknown (R35)
Project #
3R35GM118190-03S1
Application #
9707252
Study Section
Special Emphasis Panel (ZGM1)
Program Officer
Lees, Robert G
Project Start
2016-06-03
Project End
2021-05-31
Budget Start
2018-06-01
Budget End
2019-05-31
Support Year
3
Fiscal Year
2018
Total Cost
Indirect Cost
Name
University of California Berkeley
Department
Chemistry
Type
Schools of Arts and Sciences
DUNS #
124726725
City
Berkeley
State
CA
Country
United States
Zip Code
94704
Biswas, Souvagya; Kubota, Koji; Orlandi, Manuel et al. (2018) Enantioselective Synthesis of N,S-Acetals by an Oxidative Pummerer-Type Transformation using Phase-Transfer Catalysis. Angew Chem Int Ed Engl 57:589-593
Zhukhovitskiy, Aleksandr V; Kobylianskii, Ilia J; Wu, Chung-Yeh et al. (2018) Migratory Insertion of Carbenes into Au(III)-C Bonds. J Am Chem Soc 140:466-474
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Levin, Mark D; Chen, Tiffany Q; Neubig, Megan E et al. (2017) A catalytic fluoride-rebound mechanism for C(sp3)-CF3 bond formation. Science 356:1272-1276
Niemeyer, Zachary L; Pindi, Suresh; Khrakovsky, Dimitri A et al. (2017) Parameterization of Acyclic Diaminocarbene Ligands Applied to a Gold(I)-Catalyzed Enantioselective Tandem Rearrangement/Cyclization. J Am Chem Soc 139:12943-12946
Christian, Alec H; Niemeyer, Zachary L; Sigman, Matthew S et al. (2017) Uncovering Subtle Ligand Effects of Phosphines Using Gold(I) Catalysis. ACS Catal 7:3973-3978
Yang, Zhenyu; He, Ying; Toste, F Dean (2016) Biomimetic Approach to the Catalytic Enantioselective Synthesis of Flavonoids. J Am Chem Soc 138:9775-8

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