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Organocatalytic Enantioselective Sulfa-Michael Additions to α,β-Unsaturated Diazoketones

Enantioselective sulfa-Michael additions to α,β unsaturated diazocarbonyl compounds have been developed. Quinine-derived squaramide was found to be the best catalyst to promote C-S bond formation in a highly stereoselective...

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Organocatalytic Enantioselective Sulfa-Michael Additions to α,β-Unsaturated Diazoketones

Enantioselective sulfa-Michael additions to α,β unsaturated diazocarbonyl compounds have been developed. Quinine-derived squaramide was found to be the best catalyst to promote C-S bond formation in a highly stereoselective...

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Michael Heidelberger, 1933
Dr. Michael Heidelberger. Contributions of Chemistry of the Knowledge of Immune Processes Lecture delivered March 17th, 1933 Posted with permission
JEFFREY RAVETCH AND MICHAEL YOUNG
Congratulations to Jeffrey Ravetch and Michael Young, recipients of the 2012 Canada Gairdner International Award
Evidence of Next-Nearest-Neighbor Electronic Coupling in a Series of Cyano-Bridged trans-Fe(II)-Pt(IV)-M(II) (M=Fe, Ru) Asymmetric Trimers
Michael C Esposito
Jan 01, 0001
This work describes the synthesis and characterization of a series of cyano-bridged dimers and trimers of the M-Pt (M = Fe, Ru) and M-Pt-M' (M/M' = Fe, Ru) type and their electronic properties in the UV-Visible spectrum. These...
Published by: Ursinus College
Evaluating aryl esters as bench-stable C(1)-ammonium enolate precursors in catalytic, enantioselective Michael addition–lactonisations
An evaluation of a range of aryl, alkyl and vinyl esters as prospective C(1)-ammonium enolate precursors in enantioselective Michael addition–lactonisation processes with (E)-trifluoromethylenones using isothiourea catalysis is...
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Evaluating aryl esters as bench-stable C(1)-ammonium enolate precursors in catalytic, enantioselective Michael addition–lactonisations
An evaluation of a range of aryl, alkyl and vinyl esters as prospective C(1)-ammonium enolate precursors in enantioselective Michael addition–lactonisation processes with (E)-trifluoromethylenones using isothiourea catalysis is...
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La Création du Monde : Voix Féminines et Identités Transnationales Dans la Littérature Beur et la Littérature Pied Noir
Michael C Esposito
Jan 01, 0001
This project explores cultural marginalization of the female transnational subject through beur and pieds noirs novels by Marie Cardinal, Farida Belghoul and Ferrudja Kessas and through Yamina Benguigui's film Inch'Allah...
Published by: Ursinus College
Rigid analytic quantum groups and quantum Arens-Michael envelopes
Nicolas Dupré
Aug 19, 2019
We introduce a rigid analytification of the quantized coordinate algebra of a semisimple algebraic group and a quantized Arens-Michael envelope of the enveloping algebra of the corresponding Lie algebra, working over a...
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C-projective geometry

We develop in detail the theory of (almost) c-projective geometry, a natural analogue of projective differential geometry adapted to (almost) complex manifolds. We realise it as a type of parabolic geometry and describe the...

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On the appearance of nitrite anion in [PdX(OAc)L<sub>2</sub>] and [Pd(X)(C∧N)L] syntheses (X = OAc or NO<sub>2</sub>)
Pd 3(OAc) 5NO 2, an impurity in "Pd(OAc) 2" {formally Pd 3(OAc) 6}, emerges as a serious issue in the synthesis of pure Pd II complexes derived from Pd(OAc) 2, for example in our C-H activation precatalyst, Pd(OAc) 2(pip) 2 (pip...
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Lowering Perfusate Temperature From 37°C to 32°C Diminishes Function in a Porcine Model of Ex Vivo Kidney Perfusion.
BACKGROUND: Ex vivo perfusion (EVP) is a novel method of preservation. However, optimal perfusion conditions remain undetermined. Reducing the temperature of the perfusate to subnormothermia may be beneficial during EVP and...
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C-projective geometry

We develop in detail the theory of (almost) c-projective geometry, a natural analogue of projective differential geometry adapted to (almost) complex manifolds. We realise it as a type of parabolic geometry and describe the...

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