Works matching IS 0018019X AND DT 2012 AND VI 95 AND IP 10

Results: 31

Studies on AlkylNitrogen Bond Formation via Reductive Elimination from Monomeric Palladium Complexes in High Oxidation State.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 2007, doi. 10.1002/hlca.201200430

By:

Iglesias, Álvaro;
Muñiz, Kilian

Publication type:

Article

Nucleophilic Fluoroalkylation of α, β-Unsaturated Carbonyl Compounds with α-Fluorinated Sulfones: Investigation of the Reversibility of 1,2-Additions and the Formation of 1,4-Adducts.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 2043, doi. 10.1002/hlca.201200445

By:

Shen, Xiao;
Ni, Chuanfa;
Hu, Jinbo

Publication type:

Article

Secondary Amine-Catalyzed Asymmetric γ-Alkylation of α-Branched Enals via Dienamine Activation.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1985, doi. 10.1002/hlca.201200412

By:

Silvi, Mattia;
Cassani, Carlo;
Moran, Antonio;
Melchiorre, Paolo

Publication type:

Article

Kinetic Resolution of Racemic Secondary Benzylic Alcohols by the Enantioselective Esterification Using Pyridine-3-carboxylic Anhydride (3-PCA) with Chiral Acyl-Transfer Catalysts.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1891, doi. 10.1002/hlca.201200434

By:

Shiina, Isamu;
Nakata, Kenya;
Ono, Keisuke;
Mukaiyama, Teruaki

Publication type:

Article

Application of D- chiro-Inositol as a Chiral Template for the DielsAlder Reaction.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 2026, doi. 10.1002/hlca.201200432

By:

Trant, John F.;
Belding, Lee;
Dudding, Travis;
Hudlicky, Tomas

Publication type:

Article

Helical Structures of Bicyclic α-Amino Acid Homochiral Oligomers with the Stereogenic Centers at the Side-Chain Fused-Ring Junctions.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1694, doi. 10.1002/hlca.201200403

By:

Anan, Kosuke;
Demizu, Yosuke;
Oba, Makoto;
Kurihara, Masaaki;
Doi, Mitsunobu;
Suemune, Hiroshi;
Tanaka, Masakazu

Publication type:

Article

A Manifold Three-Step Synthetic Route to Polycyclic Annulated Hydantoins via Cyclic Imines.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1857, doi. 10.1002/hlca.201200441

By:

Brockmeyer, Fabian;
Kröger, Denis;
Stalling, Timo;
Ullrich, Pasqual;
Martens, Jürgen

Publication type:

Article

dl-Ribose Crystal Structures: the GlassCrystal Transformation.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1687, doi. 10.1002/hlca.201200339

By:

Zandomeneghi, Giorgia;
Schweizer, W. Bernd;
Gilmour, Ryan;
Meier, Beat H.;
Dunitz, Jack D.

Publication type:

Article

Cross-Linked-Polymer-Supported N-{2′-[(Arylsulfonyl)amino][1,1′-binaphthalen]-2-yl}prolinamide as Organocatalyst for the Direct Aldol Intermolecular Reaction under Solvent-Free Conditions.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1831, doi. 10.1002/hlca.201200422

By:

Bañón-Caballero, Abraham;
Guillena, Gabriela;
Nájera, Carmen

Publication type:

Article

Oxidative Cleavage and Rearrangement of Aryl Epoxides Using Iodosylbenzene: on Criegee's Trail.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 2036, doi. 10.1002/hlca.201200444

By:

Havare, Nizam;
Plattner, Dietmar A.

Publication type:

Article

Synthesis of (1 α)-1,25-Dihydroxyvitamin D3 with a β-Positioned Seven-Carbon Side Chain at C(12).

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1842, doi. 10.1002/hlca.201200427

By:

Carballa, Diego M.;
Rumbo, Antonio;
Torneiro, Mercedes;
Maestro, Miguel;
Mouriño, Antonio

Publication type:

Article

Some Aspects of the Chemistry of Nitro Compounds.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1730, doi. 10.1002/hlca.201200324

By:

Zard, Samir Z.

Publication type:

Article

Asymmetric Syntheses of the Sex Pheromones of Pine Sawflies, Their Homologs and Stereoisomers.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1799, doi. 10.1002/hlca.201200341

By:

Zheng, Jian-Feng;
Lan, Hong-Qiao;
Yang, Rui-Feng;
Peng, Qi-Long;
Xiao, Zhen-Hua;
Tuo, Shi-Chuan;
Hu, Kong-Zhen;
Xiang, Yong-Gang;
Wei, Zhen;
Zhang, Zhen;
Huang, Pei-Qiang

Publication type:

Article

The MoritaBaylisHillman Reaction of Chiral Highly Oxygenated Cyclopent-2-enones.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1912, doi. 10.1002/hlca.201200421

By:

Masusai, Chonticha;
Soorukram, Darunee;
Kuhakarn, Chutima;
Tuchinda, Patoomratana;
Pakawatchai, Chaveng;
Reutrakul, Vichai;
Pohmakotr, Manat

Publication type:

Article

Cyclization of (2-Alkenylphenyl)carbonyl Compounds to Polycyclic Arenes Catalyzed by Copper(II) Trifluoromethanesulfonate or Trifluoromethanesulfuric Acid.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1953, doi. 10.1002/hlca.201200396

By:

Liu, Wei-Min;
Tnay, Ya Lin;
Gan, Kian Ping;
Liu, Zhen-Hong;
Tyan, Wan Huei;
Narasaka, Koichi

Publication type:

Article

Gold(I)-Catalyzed Cyclodehydration Enabled by the Triisopropylsilyl Group: A Synthetically Versatile Methodology.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1773, doi. 10.1002/hlca.201200176

By:

Usanov, Dmitry L.;
Naodovic, Marina;
Brasholz, Malte;
Yamamoto, Hisashi

Publication type:

Article

Enantioselective Synthesis of (−)-( R)-Cordiachromene and (−)-( R)-Dictyochromenol Utilizing Intramolecular SNAr Reaction.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1946, doi. 10.1002/hlca.201200312

By:

Noda, Yoshihiro;
Yasuda, Misato

Publication type:

Article

Asymmetric Synthesis of β2-homo- tert-Leucine via Radical Addition to Enantiopure N-Fumaroylhexahydrobenzooxazolidin-2-one.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1714, doi. 10.1002/hlca.201200448

By:

Escudero-Casao, Margarita;
Juaristi, Eusebio

Publication type:

Article

A Practical One-Step Synthesis of 1,2-Oxazoline Derivatives from Unprotected Sugars and Its Application to Chemoenzymatic β- N-Acetylglucosaminidation of Disialo-oligosaccharide.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1928, doi. 10.1002/hlca.201200414

By:

Noguchi, Masato;
Fujieda, Tsukasa;
Huang, Wei Chun;
Ishihara, Masaki;
Kobayashi, Atsushi;
Shoda, Shin-ichiro

Publication type:

Article

A Total Synthesis of Aliskiren.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1937, doi. 10.1002/hlca.201200425

By:

Nam, Gyeok;
Ko, Soo Y.

Publication type:

Article

Contents: HCA 10/2012.

Published in:: 2012
Publication type:: Table of Contents

On Hype, Malpractice, and Scientific Misconduct in Organic Synthesis.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 2052, doi. 10.1002/hlca.201200431

By:

Carlson, Rolf;
Hudlicky, Tomas

Publication type:

Article

A Hydrogen Chloride-Free Pinner Reaction Promoted by Lewis Acids.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1851, doi. 10.1002/hlca.201200435

By:

Pfaff, Dominik;
Nemecek, Gregor;
Podlech, Joachim

Publication type:

Article

A One-Pot Cross-Pinacol Coupling/Rearrangement Procedure.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1970, doi. 10.1002/hlca.201200402

By:

Scheffler, Ulf;
Mahrwald, Rainer

Publication type:

Article

Metal-Free 2,2,6,6-Tetramethylpiperidin-1-yloxy Radical (TEMPO) Catalyzed Aerobic Oxidation of Hydroxylamines and Alkoxyamines to Oximes and Oxime Ethers.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1758, doi. 10.1002/hlca.201200175

By:

Wertz, Sebastian;
Studer, Armido

Publication type:

Article

Diastereoselective Coupling of N-( tert-Butyl)sulfinyl Imines and Dimethyl Malonate. Synthesis of Enantiomerically Enriched β-Amino Esters and β-Lactams.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1790, doi. 10.1002/hlca.201200303

By:

Dema, Haythem K.;
Foubelo, Francisco;
Yus, Miguel

Publication type:

Article

New Aspects of 1,3-Diphosphacyclobutane-2,4-diyls.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1723, doi. 10.1002/hlca.201200442

By:

Yoshifuji, Masaaki;
Hirano, Yuichi;
Schnakenburg, Gregor;
Streubel, Rainer;
Niecke, Edgar;
Ito, Shigekazu

Publication type:

Article

Synthesis of Perfluoroalkyl-Substituted γ-Lactones and 4,5-Dihydropyridazin-3(2 H)-ones via DonorAcceptor Cyclopropanes.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1818, doi. 10.1002/hlca.201200413

By:

Gladow, Daniel;
Reissig, Hans-Ulrich

Publication type:

Article

A Comparison of Density-Functional Theory and HartreeFock Modeling of Organolithium Equilibria.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1976, doi. 10.1002/hlca.201200424

By:

Streitwieser, Andrew;
Leong, Yew Hung

Publication type:

Article

Intermolecular Reactions of γ-Halocarbanions - Stepwise Analogs of 1,3-Dipolar Cycloaddition.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1871, doi. 10.1002/hlca.201200428

By:

Barbasiewicz, Michał;
Mąkosza, Mieczysław

Publication type:

Article

C1-Symmetric Bicyclo[2.2.2]octa-2,5-diene (bod*) Ligands in Rhodium-Catalyzed Asymmetric 1,4-Addition of Arylboronic Acids to Enones and 1,2-Addition to N-[(4-Nitrophenyl)sulfonyl]imines.

Published in:

Helvetica Chimica Acta, 2012, v. 95, n. 10, p. 1809, doi. 10.1002/hlca.201200369

By:

Brönnimann, Rebecca;
Chun, Sothys;
Marti, Roger;
Abele, Stefan

Publication type:

Article

Works matching IS 0018019X AND DT 2012 AND VI 95 AND IP 10

Studies on AlkylNitrogen Bond Formation via Reductive Elimination from Monomeric Palladium Complexes in High Oxidation State.

Nucleophilic Fluoroalkylation of α, β-Unsaturated Carbonyl Compounds with α-Fluorinated Sulfones: Investigation of the Reversibility of 1,2-Additions and the Formation of 1,4-Adducts.

Secondary Amine-Catalyzed Asymmetric γ-Alkylation of α-Branched Enals via Dienamine Activation.

Kinetic Resolution of Racemic Secondary Benzylic Alcohols by the Enantioselective Esterification Using Pyridine-3-carboxylic Anhydride (3-PCA) with Chiral Acyl-Transfer Catalysts.

Application of D- chiro-Inositol as a Chiral Template for the DielsAlder Reaction.

Helical Structures of Bicyclic α-Amino Acid Homochiral Oligomers with the Stereogenic Centers at the Side-Chain Fused-Ring Junctions.

A Manifold Three-Step Synthetic Route to Polycyclic Annulated Hydantoins via Cyclic Imines.

dl-Ribose Crystal Structures: the GlassCrystal Transformation.

Cross-Linked-Polymer-Supported N-{2′-[(Arylsulfonyl)amino][1,1′-binaphthalen]-2-yl}prolinamide as Organocatalyst for the Direct Aldol Intermolecular Reaction under Solvent-Free Conditions.

Oxidative Cleavage and Rearrangement of Aryl Epoxides Using Iodosylbenzene: on Criegee's Trail.

Synthesis of (1 α)-1,25-Dihydroxyvitamin D<sub>3</sub> with a β-Positioned Seven-Carbon Side Chain at C(12).

Some Aspects of the Chemistry of Nitro Compounds.

Asymmetric Syntheses of the Sex Pheromones of Pine Sawflies, Their Homologs and Stereoisomers.

The MoritaBaylisHillman Reaction of Chiral Highly Oxygenated Cyclopent-2-enones.

Cyclization of (2-Alkenylphenyl)carbonyl Compounds to Polycyclic Arenes Catalyzed by Copper(II) Trifluoromethanesulfonate or Trifluoromethanesulfuric Acid.

Gold(I)-Catalyzed Cyclodehydration Enabled by the Triisopropylsilyl Group: A Synthetically Versatile Methodology.

Enantioselective Synthesis of (−)-( R)-Cordiachromene and (−)-( R)-Dictyochromenol Utilizing Intramolecular S<sub>N</sub>Ar Reaction.

Asymmetric Synthesis of β<sup>2</sup>-homo- tert-Leucine via Radical Addition to Enantiopure N-Fumaroylhexahydrobenzooxazolidin-2-one.

A Practical One-Step Synthesis of 1,2-Oxazoline Derivatives from Unprotected Sugars and Its Application to Chemoenzymatic β- N-Acetylglucosaminidation of Disialo-oligosaccharide.

A Total Synthesis of Aliskiren.

Contents: HCA 10/2012.

On Hype, Malpractice, and Scientific Misconduct in Organic Synthesis.

A Hydrogen Chloride-Free Pinner Reaction Promoted by Lewis Acids.

A One-Pot Cross-Pinacol Coupling/Rearrangement Procedure.

Metal-Free 2,2,6,6-Tetramethylpiperidin-1-yloxy Radical (TEMPO) Catalyzed Aerobic Oxidation of Hydroxylamines and Alkoxyamines to Oximes and Oxime Ethers.

Diastereoselective Coupling of N-( tert-Butyl)sulfinyl Imines and Dimethyl Malonate. Synthesis of Enantiomerically Enriched β-Amino Esters and β-Lactams.

New Aspects of 1,3-Diphosphacyclobutane-2,4-diyls.

Synthesis of Perfluoroalkyl-Substituted γ-Lactones and 4,5-Dihydropyridazin-3(2 H)-ones via DonorAcceptor Cyclopropanes.

A Comparison of Density-Functional Theory and HartreeFock Modeling of Organolithium Equilibria.

Intermolecular Reactions of γ-Halocarbanions - Stepwise Analogs of 1,3-Dipolar Cycloaddition.

C<sub>1</sub>-Symmetric Bicyclo[2.2.2]octa-2,5-diene (bod*) Ligands in Rhodium-Catalyzed Asymmetric 1,4-Addition of Arylboronic Acids to Enones and 1,2-Addition to N-[(4-Nitrophenyl)sulfonyl]imines.