Juan Almena: search on Z-Library

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1

Stereoselective substitution of α-aminoalkylferrocenes with diorganozincs. A fast synthesis of new chiral FERRIPHOS ligands for asymmetric catalysis

Matthias Lotz, Tania Ireland, Juan J Almena Perea, Paul Knochel

Journal:

Tetrahedron: Asymmetry

Year:

1999

Language:

english

File:

PDF, 161 KB

english, 1999

2

Nonproliferative diabetic retinopathy and macular edema progression after phacoemulsification: Prospective study

Pedro Romero-Aroca, Juan Fernández-Ballart, Matias Almena-Garcia, Isabel Méndez-Marín, Merce Salvat-Serra, Jose A. Buil-Calvo

Journal:

Journal of Cataract & Refractive Surgery

Year:

2006

Language:

english

File:

PDF, 277 KB

english, 2006

3

New homologation of 2-hydroxy and 2-mercapto benzylic alcohols

Prabir K. Choudhury, Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Year:

1997

Language:

english

File:

PDF, 647 KB

english, 1997

4

Synthesis and application of C2-symmetric diamino FERRIPHOS as ligands for enantioselective Rh-catalyzed preparation of chiral α-amino acids

Juan J Almena Perea, Matthias Lotz, Paul Knochel

Journal:

Tetrahedron: Asymmetry

Year:

1999

Language:

english

File:

PDF, 244 KB

english, 1999

5

Substitution of ferrocenyl acetates with organozinc reagents. An enantioselective preparation of polyfunctional chiral ferrocenes

Juan J. Almena Perea, Tania Ireland, Paul Knochel

Journal:

Tetrahedron Letters

Year:

1997

Language:

english

File:

PDF, 199 KB

english, 1997

6

Nitrogen-containing remote functionalised organolithium compounds by reductive opening of five- and six-membered heterocycles

Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Year:

1996

Language:

english

File:

PDF, 1.16 MB

english, 1996

7

Efficient Carbonylation of Aryl and Heteroaryl Bromides using a Palladium/Diadamantylbutylphosphine Catalyst

Helfried Neumann, Anne Brennführer, Peter Groß, Thomas Riermeier, Juan Almena, Matthias Beller

Journal:

Advanced Synthesis & Catalysis

Year:

2006

Language:

english

File:

PDF, 105 KB

english, 2006

8

Synthesis of chiral β-aminophosphonates via Rh-catalyzed asymmetric hydrogenation of β-amido-vinylphosphonates

Renat Kadyrov, Jens Holz, Benjamin Schäffner, Odalys Zayas, Juan Almena, Armin Börner

Journal:

Tetrahedron: Asymmetry

Year:

2008

Language:

english

File:

PDF, 207 KB

english, 2008

9

Synthesis and Stereoselective Reactions of New Stable α-Ferrocenyllithium Derivatives. An Umpolung of the Ferrocene Reactivity

Tania Ireland, Juan J. Almena Perea, Paul Knochel

Journal:

Angewandte Chemie International Edition

Year:

1999

Language:

english

File:

PDF, 111 KB

english, 1999

10

A Highly Tunable Family of Chiral Bisphospholanes for Rh-Catalyzed Enantioselective Hydrogenation Reactions

Jens Holz, Odalys Zayas, Haijun Jiao, Wolfgang Baumann, Anke Spannenberg, Axel Monsees, Thomas H. Riermeier, Juan Almena, Renat Kadyrov, Armin Börner

Journal:

Chemistry - A European Journal

Year:

2006

Language:

english

File:

PDF, 1.12 MB

english, 2006

11

ChemInform Abstract: Stereoselective Substitution of α-Aminoalkylferrocenes with Diorganozincs. A Fast Synthesis of New Chiral FERRIPHOS Ligands for Asymmetric Catalysis.

Matthias Lotz, Tania Ireland, Juan J. Almena Perea, Paul Knochel

Journal:

Year:

1999

File:

PDF, 34 KB

1999

12

3-Lithiopropyl tert-Butyl Thioether: A New γ-Functionalised Organolithium Compound (d3-Reagent) in Synthetic Organic Chemistry

Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Year:

1995

Language:

english

File:

PDF, 579 KB

english, 1995

13

Naphthalene-catalysed reductive opening of aziridines with lithium: A direct preparation of n-lithio-2-lithioalkylamines

Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Tetrahedron Letters

Year:

1993

Language:

english

File:

PDF, 235 KB

english, 1993

14

Palladium/di-1-adamantyl-n-butylphosphine-catalyzed reductive carbonylation of aryl and vinyl halides

Anne Brennführer, Helfried Neumann, Stefan Klaus, Thomas Riermeier, Juan Almena, Matthias Beller

Journal:

Year:

2007

Language:

english

File:

PDF, 625 KB

english, 2007

15

Intracameral cefazolin as prophylaxis against endophthalmitis in cataract surgery

Pedro Romero, Isabel Méndez, Merce Salvat, Juan Fernández, Matias Almena

Journal:

Journal of Cataract & Refractive Surgery

Year:

2006

Language:

english

File:

PDF, 85 KB

english, 2006

16

ChemInform Abstract: Synthesis and Application of C2-Symmetric Diamino FERRIPHOS as Ligands for Enantioselective Rh-Catalyzed Preparation of Chiral α-Amino Acids.

Juan J. Almena Perea, Matthias Lotz, Paul Knochel

Journal:

Year:

1999

File:

PDF, 37 KB

1999

17

Highly Enantioselective Hydrogenation of Itaconic Acid Derivatives with a Chiral Bisphospholane-Rh(I) Catalyst

Juan Almena, Axel Monsees, Renat Kadyrov, Thomas H. Riermeier, Battsengel Gotov, Jens Holz, Armin Börner

Journal:

Advanced Synthesis & Catalysis

Year:

2004

Language:

english

File:

PDF, 81 KB

english, 2004

18

4,4′-Di-tert-butylbiphenyl-catalysed reductive opening of azetidines with lithium: A direct preparation of 3,N-dilithioalkylamines

Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Year:

1994

Language:

english

File:

PDF, 665 KB

english, 1994

19

Results at seven years after the use of intracamerular cefazolin as an endophthalmitis prophylaxis in cataract surgery

Pedro Romero-Aroca, Isabel Méndez-Marin, Merce Salvat-Serra, Juan Fernández-Ballart, Matias Almena-Garcia, Javier Reyes-Torres

Journal:

BMC Ophthalmology

Year:

2012

Language:

english

File:

PDF, 153 KB

english, 2012

20

Chiral Diphosphine Ligands Based on Camphor: Synthesis and Applications in Asymmetric Hydrogenations.

Renat Kadyrov, Ilyas Z. Ilaldinov, Juan Almena, Axel Monsees, Thomas H. Riermeier

Journal:

Year:

2006

File:

PDF, 37 KB

2006

21

Cover Picture: A Highly Tunable Family of Chiral Bisphospholanes for Rh-Catalyzed Enantioselective Hydrogenation Reactions (Chem. Eur. J. 19/2006)

Jens Holz, Odalys Zayas, Haijun Jiao, Wolfgang Baumann, Anke Spannenberg, Axel Monsees, Thomas H. Riermeier, Juan Almena, Renat Kadyrov, Armin Börner

Journal:

Chemistry - A European Journal

Year:

2006

Language:

english

File:

PDF, 318 KB

english, 2006

22

Chiral diphosphine ligands based on camphor: synthesis and applications in asymmetric hydrogenations

Renat Kadyrov, Ilyas Z. Ilaldinov, Juan Almena, Axel Monsees, Thomas H. Riermeier

Journal:

Tetrahedron Letters

Year:

2005

Language:

english

File:

PDF, 285 KB

english, 2005

23

A versatile modular approach to new chiral C2-symmetrical ferrocenyl ligands: Highly enantioselective Rh-catalyzed hydrogenation of α-acetamidoacrylic acid derivatives

Juan J. Almena Perea, Armin Börner, Paul Knochel

Journal:

Tetrahedron Letters

Year:

1998

Language:

english

File:

PDF, 252 KB

english, 1998

24

Synthese und stereoselektive Reaktionen neuer stabiler α-Ferrocenyllithiumderivate – Umpolung der Ferrocenreaktivität

Tania Ireland, Juan J. Almena Perea, Paul Knochel

Journal:

Angewandte Chemie

Year:

1999

Language:

german

File:

PDF, 87 KB

german, 1999

25

Reductive opening of phenyl substituted thiacycloalkanes: New way for sulphur-containing organolithium compounds

Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Year:

1997

Language:

english

File:

PDF, 632 KB

english, 1997

26

N,2-Dilithioalkylamines from Aziridines by Naphthalene-Catalyzed Reductive Opening. Synthetic Applications

Almena, Juan, Foubelo, Francisco, Yus, Miguel

Journal:

Journal of Organic Chemistry

Year:

1994

Language:

english

File:

PDF, 737 KB

english, 1994

27

Organozinc mediated reactions

Paul Knochel, Juan J. Almena Perea, Philip Jones

Journal:

Year:

1998

Language:

english

File:

PDF, 1.92 MB

english, 1998

28

1,2-Di(lithiomethyl)benzene from phthalan: Sequential introduction of two different electrophiles

Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Year:

1995

Language:

english

File:

PDF, 835 KB

english, 1995

29

Reductive Opening of Thiophthalan: A New Route To Functionalized Sulfur-Containing Compounds †

Almena, Juan, Foubelo, Francisco, Yus, Miguel

Journal:

Journal of Organic Chemistry

Year:

1996

Language:

english

File:

PDF, 163 KB

english, 1996

30

Eine allgemeine und effiziente Methode zur Formylierung von Aryl- und Heteroarylbromiden

Stefan Klaus, Helfried Neumann, Alexander Zapf, Dirk Strübing, Sandra Hübner, Juan Almena, Thomas Riermeier, Peter Groß, Martin Sarich, Wolf-Rüdiger Krahnert, Kai Rossen, Matthias Beller

Journal:

Angewandte Chemie

Year:

2006

Language:

german

File:

PDF, 130 KB

german, 2006

31

A General and Efficient Method for the Formylation of Aryl and Heteroaryl Bromides

Stefan Klaus, Helfried Neumann, Alexander Zapf, Dirk Strübing, Sandra Hübner, Juan Almena, Thomas Riermeier, Peter Groß, Martin Sarich, Wolf-Rüdiger Krahnert, Kai Rossen, Matthias Beller

Journal:

Angewandte Chemie International Edition

Year:

2006

Language:

english

File:

PDF, 130 KB

english, 2006

32

Lithium 2-(2-lithiomethylphenyl)ethanolate from isochroman: Easy preparation of substituted benzoxepines and functionalised arenes

Juan Almena, Francisco Foubelo, Miguel Yus

Journal:

Year:

1995

Language:

english

File:

PDF, 526 KB

english, 1995

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