Szymoniak, Jan: search on Z-Library

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1

Titanium-Mediated Synthesis of Primary Cyclopropylamines from Nitriles and Grignard Reagents

Bertus, Philippe, Szymoniak, Jan

Journal:

Year:

2007

Language:

english

File:

PDF, 261 KB

english, 2007

2

New and easy route to primary cyclopropylamines from nitriles

Bertus, Philippe, Szymoniak, Jan

Journal:

Chemical Communications

Year:

2001

Language:

english

File:

PDF, 83 KB

english, 2001

3

Diastereotopy in the dicyclopentadienyl isothiocyanate and dicarbonyl titanium complexes. 13C NMR analysis

Jack Besançon, Jan Szymoniak, Claude Moise

Journal:

Year:

1996

Language:

english

File:

PDF, 271 KB

english, 1996

4

Access to functionalized cyclopropylcarbinyl compounds from homoallylic ethers via zirconocene intermediates

Jean-Luc Vasse, Jan Szymoniak

Journal:

Tetrahedron Letters

Year:

2004

Language:

english

File:

PDF, 262 KB

english, 2004

5

Homocoupling of aldimines mediated by zirconocene: synthesis of vicinal diamines and imidazolidines

Mohamad Soueidan, Florence Hélion, Jean-Louis Namy, Jan Szymoniak

Journal:

Tetrahedron Letters

Year:

2011

Language:

english

File:

PDF, 444 KB

english, 2011

6

Pentadienylzirconium compounds: easily accessible new reagents for selective pentadienylation reactions

Philippe Bertus, Franck Cherouvrier, Jan Szymoniak

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 100 KB

english, 2001

7

Zirconium-mediated conversion of homoallylic ethers into cyclopropane derivatives

Vincent Gandon, Christophe Laroche, Jan Szymoniak

Journal:

Tetrahedron Letters

Year:

2003

Language:

english

File:

PDF, 144 KB

english, 2003

8

Pinacol coupling of aliphatic aldehydes promoted by niobium (III) reagent

Jan Szymoniak, Jack Besançon, Claude Moïse

Journal:

Year:

1994

Language:

english

File:

PDF, 439 KB

english, 1994

9

Palladium/Lewis Acid Mediated Domino Reaction of Pentafulvene Derived Diazabicyclic Olefins: Efficient Access to Spiropentacyclic Motif with an Indoline and Pyrazolidine Fused to Cyclopentene

Chand, S. Sarath, Jijy, E., Prakash, Praveen, Szymoniak, Jan, Preethanuj, P., Dhanya, B. P., Radhakrishnan, K. V.

Journal:

Organic Letters

Year:

2013

Language:

english

File:

PDF, 517 KB

english, 2013

10

Diastereoselective Synthesis of trans -2-Substituted Cyclopropylamines

Tanguy, Chloé, Bertus, Philippe, Szymoniak, Jan, Larionov, Oleg, de Meijere, Armin

Journal:

Year:

2006

Language:

english

File:

PDF, 59 KB

english, 2006

11

A Direct Synthesis of 1-Aryl- and 1-Alkenylcyclopropylamines from Aryl and Alkenyl Nitriles.

Philippe Bertus, Jan Szymoniak

Journal:

Year:

2004

File:

PDF, 131 KB

2004

12

Titanium-Mediated [4 + 1] Assembly of 1,3-Dienes and Nitriles: Formation of 3-Cyclopentenyl Amines and Cyclopentenones.

Christophe Laroche, Philippe Bertus, Jan Szymoniak

Journal:

Year:

2005

File:

PDF, 24 KB

2005

13

Synthesis of a C-glucosylated cyclopropylamide and evaluation as a glycogen phosphorylase inhibitor

Philippe Bertus, Jan Szymoniak, Erwann Jeanneau, Tibor Docsa, Pál Gergely, Jean-Pierre Praly, Sébastien Vidal

Journal:

Bioorganic & Medicinal Chemistry Letters

Year:

2008

Language:

english

File:

PDF, 557 KB

english, 2008

14

Reaction of 3-trimethylsilyloxy-2-aza-1,3-dienes with zirconocene: a transition metal promoted retro-Brook rearrangement

Vincent Gandon, Philippe Bertus, Jan Szymoniak

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 109 KB

english, 2000

15

On the mechanism of the zirconium-catalysed addition of ethyl Grignard reagents to imines

Vincent Gandon, Philippe Bertus, Jan Szymoniak

Journal:

Comptes Rendus Chimie

Year:

2002

Language:

english

File:

PDF, 105 KB

english, 2002

16

ChemInform Abstract: Diastereoselective Access to Nonracemic 2-cis-Substituted and 2,6-cis-Disubstituted Piperidines.

Nicolas Coia, Naima Mokhtari, Jean-Luc Vasse, Jan Szymoniak

Journal:

Year:

2012

File:

PDF, 56 KB

2012

17

Diastereoselective Access to Nonracemic 2- cis -Substituted and 2,6- cis -Disubstituted Piperidines

Coia, Nicolas, Mokhtari, Naïma, Vasse, Jean-Luc, Szymoniak, Jan

Journal:

Organic Letters

Year:

2011

Language:

english

File:

PDF, 698 KB

english, 2011

18

Multimetallic Zirconocene-Based Catalysis: Alkyne Dimerization and Cyclotrimerization Reactions

Joosten, Antoine, Soueidan, Mohamad, Denhez, Clément, Harakat, Dominique, Hélion, Florence, Namy, Jean-Louis, Vasse, Jean-Luc, Szymoniak, Jan

Journal:

Organometallics

Year:

2008

Language:

english

File:

PDF, 110 KB

english, 2008

19

Chirons for Polypropionate Assemblage: Preparation of Optically Active Functionalized Enolsilanes

Lefranc, Hervé, Szymoniak, Jan, Tréma, Raphaëlle, Moïse, Claude

Journal:

Synthetic Communications

Year:

1997

Language:

english

File:

PDF, 336 KB

english, 1997

20

ChemInform Abstract: New and Easy Route to Primary Cyclopropylamines from Nitriles.

Philippe Bertus, Jan Szymoniak

Journal:

Year:

2002

File:

PDF, 27 KB

2002

21

Addition of Trialkylalanes to Imines under Zirconium Catalysis.

Clement Denhez, Jean-Luc Vasse, Jan Szymoniak

Journal:

Year:

2005

File:

PDF, 23 KB

2005

22

ChemInform Abstract: Catalytic versus Stoichiometric Coupling of Alkynes with Trimethylvinylsilane Mediated by Zirconocene.

Mohamad Soueidan, Florence Helion, Jean-Louis Namy, Jan Szymoniak

Journal:

Year:

2010

File:

PDF, 30 KB

2010

23

ChemInform Abstract: Homocoupling of Aldimines Mediated by Zirconocene: Synthesis of Vicinal Diamines and Imidazolidines.

Mohamad Soueidan, Florence Helion, Jean-Louis Namy, Jan Szymoniak

Journal:

Year:

2011

File:

PDF, 31 KB

2011

24

Dynamic stereochemistry in the titanocene series with central and planar chirality. X-Ray structure and relative configuration of the racemic form (m.p. 186°C) of [(η5-1-Me-2-iPrC5H3)(η5-C5H5)Ti(2,6-Me2C6H3O)Cl]

Jack Besançon, Jan Szymoniak, Claude Moïse, Loïc Toupet, Bernard Trimaille

Journal:

Journal of Organometallic Chemistry

Year:

1995

Language:

english

File:

PDF, 844 KB

english, 1995

25

Pentadienyl transfer reagents based on zirconium: preparation and reactions with carbonyl compounds

Philippe Bertus, Ludovic Drouin, Christophe Laroche, Jan Szymoniak

Journal:

Year:

2004

Language:

english

File:

PDF, 207 KB

english, 2004

26

Diene−Titanium Complexes as Synthetic Intermediates for the Construction of Three- or Five-Membered Carbocycles

Bertus, Philippe, Menant, Christine, Tanguy, Chloé, Szymoniak, Jan

Journal:

Organic Letters

Year:

2008

Language:

english

File:

PDF, 71 KB

english, 2008

27

Switching Regioselectivity in the Allylation of Imines by N-Side Chain Tuning

Delaye, Pierre-Olivier, Vasse, Jean-Luc, Szymoniak, Jan

Journal:

Organic Letters

Year:

2012

Language:

english

File:

PDF, 336 KB

english, 2012

28

Access to Optically Pure Nitrogen Heterocycles Based on Hydrozirconation of Unsaturated Secondary Amines

Ahari, M’hamed, Joosten, Antoine, Vasse, Jean-Luc, Szymoniak, Jan

Journal:

Year:

2008

Language:

english

File:

PDF, 148 KB

english, 2008

29

Ti(II)-Mediated Conversion of α-Heterosubstituted (O, N, S) Nitriles to Functionalized Cyclopropylamines. Effect of Chelation on the Cyclopropanation Step.

Philippe Bertus, Jan Szymoniak

Journal:

Year:

2002

File:

PDF, 34 KB

2002

30

ChemInform Abstract: Access to Enantiomerically Enriched cis-2,3-Disubstituted Azetidines via Diastereoselective Hydrozirconation.

Tarun K. Pradhan, K. Syam Krishnan, Jean-Luc Vasse, Jan Szymoniak

Journal:

Year:

2011

File:

PDF, 33 KB

2011

31

Synthesis of bent titanocene metalloligands with the (diphenylphosphino)tetramethylcyclopentadienyl moiety. X-ray structure of [(η5-C5Me4PPh2)2TiCl2]Mo(CO)4

Jan Szymoniak, Marek M. Kubicki, Jack Besançon, Claude Moïse

Journal:

Inorganica Chimica Acta

Year:

1991

Language:

english

File:

PDF, 790 KB

english, 1991

32

Reduction of Cp 2 ZrCl 2 with Mischmetall: A New Method for Generating an Efficient “Cp 2 Zr” Equivalent

Denhez, Clément, Médégan, Sédami, Hélion, Florence, Namy, Jean-Louis, Vasse, Jean-Luc, Szymoniak, Jan

Journal:

Organic Letters

Year:

2006

Language:

english

File:

PDF, 42 KB

english, 2006

33

A direct conversion of α,β-unsaturated ketones to vinylcyclopropanes: new zirconium-mediated reaction

Bertus, Philippe, Gandon, Vincent, Szymoniak, Jan

Journal:

Chemical Communications

Year:

2000

Language:

english

File:

PDF, 62 KB

english, 2000

34

Zirconium-Mediated Conversion of Homoallylic Ethers into Cyclopropane Derivatives.

Vincent Gandon, Christophe Laroche, Jan Szymoniak

Journal:

Year:

2003

File:

PDF, 98 KB

2003

35

Asymmetric synthesis of di- and trisubstituted pyrrolidinones via zirconium-mediated intramolecular coupling of N-3-alkenyl carbamates

Clément Denhez, Jean-Luc Vasse, Dominique Harakat, Jan Szymoniak

Journal:

Tetrahedron: Asymmetry

Year:

2007

Language:

english

File:

PDF, 260 KB

english, 2007

36

Preparation and Some Synthetic Applications of 2-Hydroxyethyl-Substituted Cyclopropylamines

Joosten, Antoine, Vasse, Jean-Luc, Bertus, Philippe, Szymoniak, Jan

Journal:

Year:

2008

Language:

english

File:

PDF, 102 KB

english, 2008

37

ChemInform Abstract: New Transformations from a 3-Silyloxy 2-Aza-1,3-diene: Consecutive Zr-Mediated Retro-Brook Rearrangement and Reactions with Electrophiles.

Vincent Gandon, Philippe Bertus, Jan Szymoniak

Journal:

Year:

2000

File:

PDF, 35 KB

2000

38

Diastereoselective Access to Enantiomerically Pure cis-2,3-Disubstituted Pyrrolidines

Pierre-Olivier Delaye, Tarun K. Pradhan, Émilie Lambert, Jean-Luc Vasse, Jan Szymoniak

Journal:

European Journal of Organic Chemistry

Year:

2010

Language:

english

File:

PDF, 331 KB

english, 2010

39

The spirocyclopropyl moiety as a methyl surrogate in the structure of l-fucosidase and l-rhamnosidase inhibitors

Morwenna S.M. Pearson, Nicolas Floquet, Claudia Bello, Pierre Vogel, Richard Plantier-Royon, Jan Szymoniak, Philippe Bertus, Jean-Bernard Behr

Journal:

Bioorganic & Medicinal Chemistry

Year:

2009

Language:

english

File:

PDF, 763 KB

english, 2009

40

A straightforward access to pyrrolidine-based ligands for asymmetric synthesis

Pierre-Olivier Delaye, M’hamed Ahari, Jean-Luc Vasse, Jan Szymoniak

Journal:

Tetrahedron: Asymmetry

Year:

2010

Language:

english

File:

PDF, 583 KB

english, 2010

41

Asymmetric Mukaiyama aldol coupling between anti α-methyl-β-hydroxy enol silanes and propanal catalyzed by chiral binaphtholtitanium complex

Christophe Delas, Jan Szymoniak, Hervé Lefranc, Claude Moïse

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 142 KB

english, 1999

42

Synthesis and Reactivity of Allyltitanium Derivatives

Jan Szymoniak, Claude Moise

Journal:

Year:

2004

File:

PDF, 49 KB

2004

43

Specific solvent effect on R2ZrCl2 (R=butyl, ethyl) reactivity, a density functional study

Etienne Derat, James Bouquant, Philippe Bertus, Jan Szymoniak, Stéphane Humbel

Journal:

Journal of Organometallic Chemistry

Year:

2002

Language:

english

File:

PDF, 841 KB

english, 2002

44

Addition of chiral β-hydroxy (protected) enol silanes to benzaldehyde dimethyl acetal: Access to polypropionate five-carbon stereosequences

Hervé Lefranc, Jan Szymoniak, Christophe Delas, Claude Moïse

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 141 KB

english, 1999

45

A Versatile Approach Towards Enantiopure α-Methyl β-Hydroxy Ketones. Application to the Synthesis of (4R,5S) Sitophilure and of Its Stereoisomers

Delas, Christophe, Szymoniak, Jan, Thery, Nadine, Moïse, Claude

Journal:

Synthetic Communications

Year:

1998

Language:

english

File:

PDF, 287 KB

english, 1998

46

A Direct Synthesis of 1-Aryl- and 1-Alkenylcyclopropylamines from Aryl and Alkenyl Nitriles

Bertus, Philippe, Szymoniak, Jan

Journal:

Journal of Organic Chemistry

Year:

2003

Language:

english

File:

PDF, 75 KB

english, 2003

47

Trapping the Lewis acid generated transient species from pentafulvene derived diazanorbornenes with ortho-functionalized aryl iodides and aliphatic alcohols

Chand, S. Sarath, Saranya, S., Preethanuj, P., Dhanya, B. P., Jijy, E., Prakash, Praveen, Sasidhar, B. S., Szymoniak, Jan, Santhini, P. V., Radhakrishnan, K. V.

Journal:

Organic & Biomolecular Chemistry

Year:

2014

Language:

english

File:

PDF, 1.04 MB

english, 2014

48

Diastereoselective Access to trans -2-Substituted Cyclopentylamines

Joosten, Antoine, Lambert, Émilie, Vasse, Jean-Luc, Szymoniak, Jan

Journal:

Organic Letters

Year:

2010

Language:

english

File:

PDF, 392 KB

english, 2010

49

Access to Enantiomerically Enriched cis -2,3-Disubstituted Azetidines via Diastereoselective Hydrozirconation

Pradhan, Tarun K., Krishnan, K. Syam, Vasse, Jean-Luc, Szymoniak, Jan

Journal:

Organic Letters

Year:

2011

Language:

english

File:

PDF, 670 KB

english, 2011

50

New heterodifunctional ligands for organotransition-metal chemistry: Ph2P(CH2)nC5Me4H(n = 0,2)

Szymoniak, Jan, Besancon, Jack, Dormond, Alain, Moise, Claude

Journal:

Journal of Organic Chemistry

Year:

1990

Language:

english

File:

PDF, 579 KB

english, 1990

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