Search Results - "Pattawong, Ommidala"

Mechanism and Stereocontrol: Enantioselective Addition of Pyrrole to Ketenes Using Planar-Chiral Organocatalysts by Pattawong, Ommidala, Mustard, Thomas J. L., Johnston, Ryne C., Cheong, Paul Ha-Yeon

“…In control: The computational study of the title reaction catalyzed by the planar‐chiral 4‐(pyrrolidino)pyridine is reported (see scheme). The resting state is…”
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Stereocontrol in Asymmetric γ‑Lactam Syntheses from Imines and Cyanosuccinic Anhydrides by Pattawong, Ommidala, Tan, Darlene Q, Fettinger, James C, Shaw, Jared T, Cheong, Paul Ha-Yeon

“…Computations (SCS-MP2//B3LYP) reveal that the asymmetric synthesis of highly substituted γ-lactams with three stereogenic centers, including one quaternary…”
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Stereoselective Synthesis of γ‑Lactams from Imines and Cyanosuccinic Anhydrides by Tan, Darlene Q, Younai, Ashkaan, Pattawong, Ommidala, Fettinger, James C, Cheong, Paul Ha-Yeon, Shaw, Jared T

“…A reaction between imines and anhydrides has been developed with chiral disubstituted anhydrides and chiral imines. The synthesis of highly substituted…”
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Diastereoselective Synthesis of and Mechanistic Understanding for the Formation of 2-Piperidinones from Imines and Cyano-Substituted Anhydrides by Di Maso, Michael J., Snyder, Kevin M., De Souza Fernandes, Fábio, Pattawong, Ommidala, Tan, Darlene Q., Fettinger, James C., Cheong, Paul Ha-Yeon, Shaw, Jared T.

“…2‐Piperidinones are synthesized in a single step from imines and 2‐cyano glutaric anhydrides. The reaction provides the products in good diastereoselectivity…”
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The nature of persistent conformational chirality, racemization mechanisms, and predictions in diarylether heptanoid cyclophane natural products by Pattawong, Ommidala, Salih, M Quamar, Rosson, Nicholas T, Beaudry, Christopher M, Cheong, Paul Ha-Yeon

“…Restricted rotations of chemical bonds can lead to the presence of persistent conformational chirality in molecules lacking stereocenters. We report the…”
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Synthesis and Computational Analysis of Densely Functionalized Triazoles Using o-Nitrophenylalkynes by McIntosh, Melissa L, Johnston, Ryne C, Pattawong, Ommidala, Ashburn, Bradley O, Naffziger, Michael R, Cheong, Paul Ha-Yeon, Carter, Rich G

“…Dipolar cylcoadditions with azides using a series of o-nitrophenylethynes and disubstituted alkynes were studied experimentally and computationally. Density…”
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Mechanism and Stereocontrol: Enantioselective Addition of Pyrrole to Ketenes Using Planar-Chiral Organocatalysts by Pattawong, Ommidala, Mustard, Thomas J. L., Johnston, Ryne C., Cheong, Paul Ha-Yeon

“…Unter Kontrolle: Die durch planar‐chirales 4‐(Pyrrolidino)pyridin katalysierte Titelreaktion wurde am Computer untersucht. Der Ruhezustand ist ein Komplex…”
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Mechanism and Stereocontrol: Enantioselective Addition of Pyrrole to Ketenes Using Planar-Chiral Organocatalysts by Pattawong, Ommidala, Mustard, Thomas J. L, Johnston, Ryne C, Cheong, Paul Ha-Yeon

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