Computational investigations of the stereoselectivities of proline-related catalysts for aldol reactions

Por Allemann, Christophe, Um, Joann M., Houk, K. N.
Publicado em 2010

The Origin of Stereoselectivity in the Reduction of a Planar Oxacarbenium

Por Um, Joann M., Houk, K. N., Phillips, Andrew J.
Publicado em 2008

Thermodynamic Control of the Electrocyclic Ring Opening of Cyclobutenes: C=X Substituents at C-3 Mask the Kinetic Torquoselectivity

Por Um, Joann M., Xu, Huadong, Houk, K. N., Tang, Weiping
Publicado em 2009

Transition States and Origins of 1,4-Asymmetric Induction in Alkylations of 2,2,6-Trialkylpiperidine Enamines

Por Um, Joann M., Kaka, Naeem S., Hodgson, David M., Houk, K. N.
Publicado em 2010

A Torquoselective Extrusion of Isoxazoline N-Oxides. Application to the Synthesis of Aryl Vinyl and Divinyl Ketones for Nazarov Cyclization

Por Canterbury, Daniel P., Herrick, Ildiko R., Um, Joann, Houk, K. N., Frontier, Alison J.
Publicado em 2009

Nature of Intermediates in Organo-SOMO Catalysis of α-Arylation of Aldehydes

Por Um, Joann M., Gutierrez, Osvaldo, Schoenebeck, Franziska, Houk, K. N., MacMillan, David W. C.
Publicado em 2010

Quantum Mechanical Investigation of the Effect of Catalyst Fluorination in the Intermolecular Asymmetric Stetter Reaction

Por Um, Joann M., DiRocco, Daniel A., Noey, Elizabeth L., Rovi, Tomislav, Houk, K. N.
Publicado em 2011

Computational Investigation of the Competition between the Concerted Diels-Alder Reaction and Formation of Diradicals in Reactions of Acrylonitrile with Non-Polar Dienes

Por James, Natalie C., Um, Joann M., Padias, Anne B., Hall, H. K., Houk, K. N.
Publicado em 2013

Quantum Mechanical Investigations of Organocatalysis: Mechanisms, Reactivities, and Selectivities

Por Cheong, Paul Ha-Yeon, Legault, Claude Y., Um, Joann M., Çelebi-Ölçüm, Nihan, Houk, K. N.
Publicado em 2011

Origins of Stereoselectivity in the Oxido-Alkylidenation of Alkynes

Por Canterbury, Daniel P., Frontier, Alison J., Um, Joann M., Cheong, Paul H.-Y., Goldfeld, Dahlia A., Huhn, Richard A., Houk, K. N.
Publicado em 2008

Oxyallyl Exposed: An Open Shell Singlet with Picosecond Lifetimes in Solution but Persistent in Crystals of a Cyclobutanedione Precursor

Por Kuzmanich, Gregory, Spänig, Fabian, Tsai, Chao-Kuan, Um, Joann M., Hoekstra, Ryan M., Houk, K. N., Guldi, Dirk M., Garcia-Garibay, Miguel A.
Publicado em 2011