Search Results - "Fraenkel, Gideon" :: K.UTB vyhledávací portál | TBU Library Retrieval Portal

Unusually large scalar coupling between geminal protons in a saturated pyrimidine

Unusually large scalar coupling between geminal protons in a saturated pyrimidine

by Mazzola, Eugene P., Gutierrez, Osvaldo, Fraenkel, Gideon A., Chow, Albert, Doyle, Michael P., Mandler, Michael D., Dykstra, Ryan, Garg, Deeya, Ridge, Clark D.
Published in Concepts in magnetic resonance. Part A, Bridging education and research (01.11.2016)

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Axial Chirality in 1,4-Disubstituted (ZZ)-1,3-Dienes. Surprisingly Low Energies of Activation for the Enantiomerization in Synthetically Useful Fluxional Molecules

Axial Chirality in 1,4-Disubstituted (ZZ)-1,3-Dienes. Surprisingly Low Energies of Activation for the Enantiomerization in Synthetically Useful Fluxional Molecules

by Warren, Sandra, Chow, Albert, Fraenkel, Gideon, RajanBabu, T. V
Published in Journal of the American Chemical Society (17.12.2003)

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Dynamic Helical Chirality of an Intramolecularly Hydrogen-Bonded Bisoxazoline

Dynamic Helical Chirality of an Intramolecularly Hydrogen-Bonded Bisoxazoline

by Preston, Adam J, Fraenkel, Gideon, Chow, Albert, Gallucci, Judith C, Parquette, Jon R
Published in Journal of organic chemistry (10.01.2003)

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Benzylic Lithium Compounds: The Missing Link in Carbon-Lithium Covalency. Dynamics of Ion Reorientation, Rotation around the Ring-Benzyl Bond, and Bimolecular C-Li Exchange

Benzylic Lithium Compounds: The Missing Link in Carbon-Lithium Covalency. Dynamics of Ion Reorientation, Rotation around the Ring-Benzyl Bond, and Bimolecular C-Li Exchange

by Fraenkel, Gideon, Martin, Kevin
Published in Journal of the American Chemical Society (01.10.1995)

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Partially Delocalized Allylic Lithium Compounds: Dynamics of Inversion, 1,3 Li Shift, and C−Li Bond, Exchange Influence of the Stereochemistry of Solvation

Partially Delocalized Allylic Lithium Compounds: Dynamics of Inversion, 1,3 Li Shift, and C−Li Bond, Exchange Influence of the Stereochemistry of Solvation

by Fraenkel, Gideon, Qiu, Fayang
Published in Journal of the American Chemical Society (16.04.1997)

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Observation of a Partially Delocalized Allylic Lithium and the Dynamics of Its 1,3 Lithium Sigmatropic Shift

Observation of a Partially Delocalized Allylic Lithium and the Dynamics of Its 1,3 Lithium Sigmatropic Shift

by Fraenkel, Gideon, Qiu, Fayang
Published in Journal of the American Chemical Society (19.06.1996)

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Oxidation of an internally solvated allylic lithium compound: NMR and X-ray crystallography

Oxidation of an internally solvated allylic lithium compound: NMR and X-ray crystallography

by Fraenkel, Gideon, Fleischer, Roland, Liu, Hua
Published in ARKIVOC (26.06.2003)

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Molecular Dynamics and Ligand Exchange in Magnesium Complexes: Evidence for both Dissociative and Associative Ligand Exchange

Molecular Dynamics and Ligand Exchange in Magnesium Complexes: Evidence for both Dissociative and Associative Ligand Exchange

by Chisholm, Malcolm H., Choojun, Kittisak, Chow, Albert S., Fraenkel, Gideon
Published in Angewandte Chemie (International ed.) (11.03.2013)

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Internally versus Externally Solvated Derivatives of Doubly Bridged 1,4-Dilithio-2-butene: Structures and Dynamic Behavior. A “T” Shaped Dimeric Cluster in the Solid State

Internally versus Externally Solvated Derivatives of Doubly Bridged 1,4-Dilithio-2-butene: Structures and Dynamic Behavior. A “T” Shaped Dimeric Cluster in the Solid State

by Fraenkel, Gideon, Chen, Xiao, Chow, Albert, Gallucci, Judith
Published in Journal of organic chemistry (01.02.2013)

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Correction to Internally versus Externally Solvated Derivatives of Doubly Bridged 1,4-Dilithio-2-butene: Structures and Dynamic Behavior. A “T” Shaped Dimeric Cluster in the Solid State

Correction to Internally versus Externally Solvated Derivatives of Doubly Bridged 1,4-Dilithio-2-butene: Structures and Dynamic Behavior. A “T” Shaped Dimeric Cluster in the Solid State

by Fraenkel, Gideon, Chen, Xiao, Chow, Albert, Gallucci, Judith
Published in Journal of organic chemistry (15.11.2013)

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DielsAlder Cyclization of a Dihydropyridine: NMR Spectroscopy, X-Ray Crystallography, and DFT Computations. Bent Aromatic Dimeric Clusters in the Solid Phase

DielsAlder Cyclization of a Dihydropyridine: NMR Spectroscopy, X-Ray Crystallography, and DFT Computations. Bent Aromatic Dimeric Clusters in the Solid Phase

by Fraenkel, Gideon, Song, Jinhua, Chow, Albert, Gallucci, Judith C.
Published in Helvetica chimica acta (01.10.2014)

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DielsAlder Cyclization of a Dihydropyridine: NMR Spectroscopy, X-Ray Crystallography, and DFT Computations. Bent Aromatic Dimeric Clusters in the Solid Phase

DielsAlder Cyclization of a Dihydropyridine: NMR Spectroscopy, X-Ray Crystallography, and DFT Computations. Bent Aromatic Dimeric Clusters in the Solid Phase

by Fraenkel, Gideon, Song, Jinhua, Chow, Albert, Gallucci, Judith C
Published in Helvetica chimica acta (01.10.2014)

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exo,exo-[1,3-Bis(trimethylsilyl)allyl]lithium-N,N,N',N'-tetramethylethylenediamine complex: crystal structure and dynamics in solution

exo,exo-[1,3-Bis(trimethylsilyl)allyl]lithium-N,N,N',N'-tetramethylethylenediamine complex: crystal structure and dynamics in solution

by Boche, Gernot, Fraenkel, Gideon, Cabral, Jose, Harms, Klaus, Van Eikema Hommes, Nicolaas J. R, Lohrenz, John, Marsch, Michael, Schleyer, Paul v. R
Published in Journal of the American Chemical Society (01.02.1992)

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[1-(Trimethylsilyl)allyl]lithium: structure in solution and rotational barriers

[1-(Trimethylsilyl)allyl]lithium: structure in solution and rotational barriers

by Fraenkel, Gideon, Chow, Albert, Winchester, William R
Published in Journal of the American Chemical Society (01.03.1990)

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THF exchange and molecular dynamics in the series (BDI)MgX(THF), where X = Bu(n), NEt2, and OBu(t) and BDI = 2-[(2,6-diisopropylphenyl)amino]-4-[(2,6-diisopropylphenyl)imino]pent-2-ene

THF exchange and molecular dynamics in the series (BDI)MgX(THF), where X = Bu(n), NEt2, and OBu(t) and BDI = 2-[(2,6-diisopropylphenyl)amino]-4-[(2,6-diisopropylphenyl)imino]pent-2-ene

by Chisholm, Malcolm H, Choojun, Kittisak, Chow, Albert S, Fraenkel, Gideon, Gallucci, Judith C
Published in Inorganic chemistry (07.10.2013)

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Journal Article

THF Exchange and Molecular Dynamics in the Series (BDI)MgX(THF), Where X = Bu n , NEt 2 , and OBu t and BDI = 2-[(2,6-Diisopropylphenyl)amino]-4-[(2,6-diisopropylphenyl)imino]pent-2-ene

THF Exchange and Molecular Dynamics in the Series (BDI)MgX(THF), Where X = Bu n , NEt 2 , and OBu t and BDI = 2-[(2,6-Diisopropylphenyl)amino]-4-[(2,6-diisopropylphenyl)imino]pent-2-ene

by Chisholm, Malcolm H., Choojun, Kittisak, Chow, Albert S., Fraenkel, Gideon, Gallucci, Judith C.
Published in Inorganic chemistry (07.10.2013)

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Arylallylic Lithium Compounds, Internally versus Externally Coordinated: Comparison of Their Structures and Dynamic Behavior via X-ray Crystallography and NMR

Arylallylic Lithium Compounds, Internally versus Externally Coordinated: Comparison of Their Structures and Dynamic Behavior via X-ray Crystallography and NMR

by Fraenkel, Gideon, Chen, Xiao, Gallucci, Judith, Ren, Yulin
Published in Journal of the American Chemical Society (26.03.2008)

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A One-Pot Organometallic Route from a 4-Alkenylpyridine to a 4,4-Spiro-Linked Ethyl 1,4-Dihydropyridine-1-carboxylate

A One-Pot Organometallic Route from a 4-Alkenylpyridine to a 4,4-Spiro-Linked Ethyl 1,4-Dihydropyridine-1-carboxylate

by Fraenkel, Gideon, Chow, Albert, Liang, Yulan, Song, Jinhua, Gallucci, Judith
Published in Helvetica chimica acta (01.11.2012)

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Comparison of an Internally Coordinated 2-Pentenyllithium with Its 4-Sila Analog. Structure and Dynamic Behavior: Unexpected (CLi)-C-13-Li-7 Spin Coupling

Comparison of an Internally Coordinated 2-Pentenyllithium with Its 4-Sila Analog. Structure and Dynamic Behavior: Unexpected (CLi)-C-13-Li-7 Spin Coupling

by Fraenkel, Gideon, Cabral, Jose, Chen, Xiao, Chow, Albert
Published in Journal of organic chemistry (20.03.2009)

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Perturbation of Conjugation in Internally Solvated Allylic Lithium Compounds: Variation of Ligand Structure. NMR and X-ray Crystallography

Perturbation of Conjugation in Internally Solvated Allylic Lithium Compounds: Variation of Ligand Structure. NMR and X-ray Crystallography

by Fraenkel, Gideon, Gallucci, Judith, Liu, Hua
Published in Journal of the American Chemical Society (28.06.2006)

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