Publications by authors named "John R Scheffer"

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Stable radicals during photodecarbonylations of trityl-alkyl ketones enable solid state reactions through primary and secondary radical centers.
Gregory Kuzmanich, Arunkumar Natarajan, Yanhui Shi, Brian O Patrick, John R Scheffer

Photochem Photobiol Sci· November 2011

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Monitoring structural transformations in crystals. 11. Yang photocyclizations--one type of reaction, but diversity of structural changes.
Ilona Turowska-Tyrk, Julia Bakowicz, John R Scheffer

Acta Crystallogr B· December 2007

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Structure-reactivity correlations for solid-state enantioselective photochemical reactions established directly from powder X-ray diffraction.
Eugene Y Cheung, Kenneth D M Harris, Ting Kang, John R Scheffer, James Trotter

J Am Chem Soc· December 2006

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Monitoring structural transformations in crystals. 8. Monitoring molecules and a reaction center during a solid-state Yang photocyclization.
Ilona Turowska-Tyrk, Elzbieta Trzop, John R Scheffer, Shuang Chen

Acta Crystallogr B· February 2006

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Orbital-overlap control of the reactivity of a bicyclic 1-hydroxy-1,4-biradical.
Chao Yang, Wujiong Xia, John R Scheffer, Mark Botoshansky, Menahem Kaftory

Angew Chem Int Ed Engl· August 2005

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Asymmetric synthesis of dihydrofurans via a formal retro-Claisen photorearrangement.
Wujiong Xia, Chao Yang, Brian O Patrick, John R Scheffer, Carl Scott

J Am Chem Soc· March 2005

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Photochemistry of 1-isopropylcycloalkyl aryl ketones: ring size effects, medium effects, and asymmetric induction.
Wujiong Xia, John R Scheffer, Mark Botoshansky, Menahem Kaftory

Org Lett· March 2005

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Enantioselective photochemical synthesis of a simple alkene via the solid state ionic chiral auxiliary approach.
Shuang Chen, Brian O Patrick, John R Scheffer

J Org Chem· April 2004

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1,4-hydroxybiradical behavior revealed through crystal structure-solid-state reactivity correlations.
Dario Braga, Shuang Chen, Heather Filson, Lucia Maini, Matthew R Netherton, John R Scheffer

J Am Chem Soc· March 2004

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Asymmetric synthesis in a Norrish type II cleavage reaction induced by crystal chirality.
André B Charette, Kenneth C W Chong, Jean-François Fournier, Brian Patrick, John R Scheffer

Photochem Photobiol Sci· November 2003

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Preorganization of achiral molecules for asymmetric synthesis through crystallization-induced immobilization in homochiral conformations.
Brian O Patrick, John R Scheffer, Carl Scott

Angew Chem Int Ed Engl· August 2003

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Thermal and photochemical transformation of conformational chirality into configurational chirality in the crystalline state.
Kenneth C W Chong, John R Scheffer

J Am Chem Soc· April 2003

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Enhanced enantio- and diastereoselectivity via confinement and cation binding: yang photocyclization of 2-benzoyladamantane derivatives within zeolites.
Arunkumar Natarajan, Abraham Joy, Lakshmi S Kaanumalle, John R Scheffer, V Ramamurthy

J Org Chem· November 2002

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Control of enantioselectivity in the photochemical conversion of alpha-oxoamides into beta-lactam derivatives.
Arunkumar Natarajan, Keyan Wang, V Ramamurthy, John R Scheffer, Brian Patrick

Org Lett· May 2002

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Enhanced regioselectivity of Yang photocyclization in the crystalline state.
Kodumuru Vishnumurthy, Eugene Cheung, John R Scheffer, Carl Scott

Org Lett· April 2002

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1-Methyl-5,6-diphenylpyrazine-2(1H)-thione.
Alexander B Zolotoy, Mark Botoshansky, Menahem Kaftory, John R Scheffer, Jie Yang

Acta Crystallogr C· April 2002

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Confined space and cations enhance the power of a chiral auxiliary: photochemistry of 1,2-diphenylcyclopropane derivatives.
J Sivaguru, John R Scheffer, J Chandarasekhar, V Ramamurthy

Chem Commun (Camb)· April 2002

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Use of chirally modified zeolites and crystals in photochemical asymmetric synthesis.
Kenneth C W Chong, J Sivaguru, Tetsuya Shichi, Yasuharu Yoshimi, V Ramamurthy, John R Scheffer

J Am Chem Soc· March 2002

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