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Organocatalytic asymmetric Henry reaction of 1H pyrrole 2

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Papers in the journal Synthesis (Page 2) | Read by Qx

An improved synthesis of MDL 73811 - a potent AdoMetDC (S-adenosylmethionine decarboxylease) inhibitor and anti-trypanosomal compound with in vivo activity has been completed in four steps from commercially available 2',3'- O -isopropylideneadenosine.

Asymmetric Organocatalytic Formal [2 + 2]-Cycloadditions via Bifunctional H-Bond Directing Dienamine Catalysis | Journal of the American Chemical .

Organocatalytic diastereoselective synthesis of chiral decalines through the domino Claisen–Schmidt/Henry reaction. Organic & Biomolecular Chemistry 2015, 13 (18) , 5110-5114. ...

RESEAR

Organocatalytic Enantioselective Michael − Michael − Henry Reaction Cascade. An Entry to Highly Functionalized Hajos ... [2.2.2]octanes. Organocatalytic Asymmetric Robinson Annulation of α,β-Unsaturated Aldehydes: Applications to the Total Synthesis ...

How to Make Five Contiguous Stereocenters in One Reaction Asymmetric Organocatalytic Synthesis of Pentasubstituted Cyclohexane

How Many Methyl Groups in [{(5-C5MenH5n)2Zr}2(2 2 2-N2)] Are Needed for Dinitrogen Hydrogenation A Theoretical Study. pdf 121 Кб ... How to Make Five Contiguous Stereocenters in One Reaction Asymmetric Organocatalytic Synthesis of код для вставки) ...

Organocatalytic asymmetric domino Michael- Henry reaction for the synthesis of substituted bicyclo[3.2.1]octan-2-on

Organocatalytic asymmetric domino Michael- Henry reaction for the synthesis of substituted bicyclo[3.2.1]octan-2-ones Michail Tsakos, a Mark R. J. Elsegoodb and Christoforos G. Kokotos*a a Laboratory of Organic Chemistry, Department of Chemistry, University ...

Organocatalytic asymmetric Henry reaction of 1H-pyrrole-2,3-diones with bifunctional amine-thiourea catalysts bearing multiple hydrogen-bond dono

295 Organocatalytic asymmetric Henry reaction of 1H-pyrrole-2,3-diones with bifunctional amine-thiourea catalysts bearing multiple hydrogen-bond donors Ming-Liang€Zhang1,2, Deng-Feng€Yue1,2, Zhen-Hua€Wang1,2, Yuan€Luo1,2, Xiao-Ying€Xu*1, Xiao-Mei€Zhang1 ...

Organocatalytic asymmetric Henry reaction of 1H-pyrrole-2,3-diones with bifunctional amine-thiourea catalysts bearing multiple hydrogen-bond dono

Organocatalytic asymmetric Henry reaction of 1H-pyrrole-2,3-diones with bifunctional amine-thiourea catalysts bearing multiple hydrogen-bond donors ...

Zhao, John C.-G. - 海外导师 海外导师 - X-M

研究领域 Asymmetrisynthesianreaction ;Oxidatio ;Phosphoruchemistr ;Smalrincompound Our main research focus is developing high stereoselective methods for the synthesis of molecules with significant biological activities. We are also keen at studying the ...

Asymmetric Organocatalytic Henry Reaction - Marcelli - 2006 - Angewandte Chemie International Edition - Wiley Online Libra

Asymmetric Organocatalytic Henry Reaction † Tommaso Marcelli Van't Hoff Institute of Molecular Sciences, University of Amsterdam, Nieuwe Achtergracht 129, 1018 WS Amsterdam, Netherlands, Fax: (+31) 20‐525‐5670 ...

Molecules | Free Full-Text | Organocatalytic Michael Addition of 1,3-Dicarbonyl Indane Compounds to Nitrostyrenes | HT

To map out the efficient organocatalyst requirements in the Michael addition of 1,3-dicarbonyl indane compounds to nitrostyrenes, a dozen different amino organocatalysts containing a p-toluenesulfonyl group (Ts) have been evaluated; excellent enantio-selectivities ...

Organocatalytic Fluorogenic Synthesis of Chromenes | SpringerLi

The present paper describes a novel fluorogenic organocatalytic reaction in which a fluorescent chromene derivative 3 is produced from the almost non-fluorescent precursor 1 [6, 13]. ...

Organocatalytic asymmetric Henry reaction of 1H-pyrrole-2,3-diones with bifunctional... - Europe PMC Article - Europe P

FULL TEXT Abstract: For the first time, a catalytic asymmetric Henry reaction of 1H-pyrrole-2,3-diones was achieved with a chiral bifunctional amine-thiourea as a...

Recyclable Organocatalysis of One-pot Michael/Mannich/Lactamization Sequence for Asymmetric Synthesis of Fluorinated Poly-substituted 2-Piperidinon

lactamization reactions, we started to develop an organocatalytic asymmetric one-pot process for the synthesis of 2-piperidinones by combining the aza-Henry reaction with the Michael ...

1,3-Dipolar cycloaddition reaction for diastereoselective synthesis of functionalized dihydrospiro[indoline-3,2'-pyrrole

1,3-Dipolar cycloaddition reaction for diastereoselective synthesis of functionalized dihydrospiro[indoline-3,2'-pyrroles] Ping Wu a, Hong Gao b, Jing Sun b, Chao-Guo Yan b a Department of Biochemical Engineering, Yangzhou Polytechnic University, Yangzhou ...

Organocatalytic asymmetric allylic carbon–carbon bond formation - Organic & Biomolecular Chemistry (RSC Publishing) DOI:10.1039/B51456

Organocatalytic asymmetric allylic carbon–carbon bond formation † Thomas B. Poulsen , Mark Bell ... and improves the enantioselectivity of the reaction compared to CH 2 Cl 2. It should be noted that the reaction also proceeds in EtOAc with excellent ...

WO2015193921A1 - An organocatalytic asymmetric synthesis of antidepressants - Google Paten

AN ORGANOCATALYTIC ASYMMETRIC SYNTHESIS OF ANTIDEPRESSANTS FIELD OF THE INVENTION The present invention relates to a short, organocatalytic asymmetric enantioselective synthesis of 1 -amino aryl tetralin compound of Formula 1 via ...

Henry reaction. - PDF Download Fr

Letter pubs.acs.org/OrgLett Diversity-Oriented Asymmetric Catalysis (DOAC): Stereochemically Divergent Synthesis of Thiochromanes Using an Imidazoline− Aminophenol−Nickel-Catalyzed Michael/Henry Reaction Takayoshi Arai* and Yushi Yamamoto ...

Zhao Lab – Dr. Zhao's L

Bhanushali, M.; Zhao, C.-G.* “Organocatalyzed Enantioselective Aldol Reaction of 1H-Pyrrole-2,3-diones ... C.-G.* ”Asymmetric Direct Aldol Reaction of 1,2-Ketones and Ketones Mediated by Proline Derivatives” Tetrahedron Lett., 2006, 47, 3383-3386. Selected ...