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1

Evaluación de cambio de cobertura vegetal y uso de suelo en la cuenca del río Tecolutla, Veracruz, México; periodo 1994-2010

Osuna-Osuna, Ana Karen, Díaz-Torres, José De Jesús, De Anda-Sánchez, José, Villegas-García, Edgardo, Gallardo-Valdez, Juan, Davila-Vazquez, Gustavo

Journal:

Ambiente e Agua - An Interdisciplinary Journal of Applied Science

Year:

2015

File:

PDF, 876 KB

2015

2

Expedient asymmetric synthesis of (2S,3S)-Boc-phenylalanine epoxide, a key intermediate for the synthesis of biologically active compounds

Ramón Badorrey, María D. Díaz-de-Villegas, José A. Gálvez

Journal:

Tetrahedron: Asymmetry

Year:

2009

Language:

english

File:

PDF, 199 KB

english, 2009

3

Asymmetric Diels-Alder reaction of a chiral azlactone

Elena Buñuel, Carlos Cativiela, Maria D. Diaz-de-Villegas

Journal:

Tetrahedron: Asymmetry

Year:

1994

Language:

english

File:

PDF, 230 KB

english, 1994

4

The Future of the Railway Transportation from the Science Fiction Point of View

Bouffant, Yves Díaz-de-Villegas Le, Portilla, Ángel Ibeas, dell’Olio, Luigi

Journal:

Procedia - Social and Behavioral Sciences

Year:

2014

Language:

english

File:

PDF, 12.08 MB

english, 2014

5

Embarazo, parto y puerperio: creencias y prácticas de parteras en San Luis Potosí, México

Pelcastre, Blanca, Villegas, Norma, De León, Verónica, Díaz, Agustín, Ortega, Doris, Santillana, Manuel, de los Ángeles Mejía, Juana

Journal:

Revista da Escola de Enfermagem da USP

Year:

2005

File:

PDF, 59 KB

2005

6

Los primeros dos años aquí (son los más duros)

Villegas, Néstor Díaz de

Journal:

Year:

2012

File:

PDF, 726 KB

2012

7

Efficient access to all four stereoisomers of phenylalanine cyclopropane analogues by chiral HPLC

Carlos Cativiela, María D. Díaz-de-Villegas, Ana I. Jiménez, Pilar López, Michel Marraud, Laureano Oliveros

Journal:

Year:

1999

Language:

english

File:

PDF, 162 KB

english, 1999

8

Stereodivergent Addition of Allylmetal Reagents to Imines Derived from (R)-2,3-Di-O-benzylglyceraldehyde by Appropriate Selection of Metal and Double Stereodifferentiation

Ramón Badorrey, Carlos Cativiela, María D. Díaz-de-Villegas, Roberto Díez, José A. Gálvez

Journal:

European Journal of Organic Chemistry

Year:

2002

Language:

english

File:

PDF, 108 KB

english, 2002

9

Effect of different nitrogen and carbon sources on the proteolytic activity

A. M. Ibañez, B. Altuna, M. E. Díaz de Villegas

Journal:

Acta Biotechnologica

Year:

1992

Language:

english

File:

PDF, 206 KB

english, 1992

10

Conversion of furfural into furfuryl alcohol by saccharomyces cervisiae 354

M. E. Diaz De Villegas, P. Villa, M. Guerra, E. Rodriguez, D. Redondo, A. Martinez

Journal:

Acta Biotechnologica

Year:

1992

Language:

english

File:

PDF, 189 KB

english, 1992

11

Chiral Amino Diol Derivatives as New Modular Organocatalysts for the Enantioselective α-Chlorination of Cyclic β-Keto Esters

Pablo Etayo, Ramón Badorrey, María D. Díaz-de-Villegas, José A. Gálvez

Journal:

Advanced Synthesis & Catalysis

Year:

2010

Language:

english

File:

PDF, 304 KB

english, 2010

12

Determination of the Enantiomeric Purity by 1h NMR with Eu(tfc)3 of β-Hetarylalanine Derivatives. Correlation Of the Enantiomeric Shift Difference with Absolute Configuration

C. Cativiela, M. D. Diaz De Villegas, J. I. García, J. A. Mayoral, E. Melendez

Journal:

Bulletin des Sociétés Chimiques Belges

Year:

1984

Language:

english

File:

PDF, 180 KB

english, 1984

13

A Theoretical (AM1) and Experimental Dipole Moment Study of 5(4H)-Oxazolones

C. Cativiela, M. D. Díaz De Villegas, J. P. Fayet, J. I. García, J. A. Mayoral, M. C. Vertut

Journal:

Bulletin des Sociétés Chimiques Belges

Year:

1992

Language:

english

File:

PDF, 268 KB

english, 1992

14

Lipopeptaibol Metabolites of Tolypocladium geodes: Total Synthesis, Preferred Conformation, and Membrane Activity

Mario Rainaldi, Alessandro Moretto, Cristina Peggion, Fernando Formaggio, Stefano Mammi, Evaristo Peggion, José Antonio Galvez, Maria Dolores Díaz-de-Villegas, Carlos Cativiela, Claudio Toniolo

Journal:

Chemistry - A European Journal

Year:

2003

Language:

english

File:

PDF, 279 KB

english, 2003

15

ChemInform Abstract: A New Conformationally Restricted Aspartic Acid Analogue with a Bicyclo(2.2.2)octane Skeleton.

E. BUNUEL, C. CATIVIELA, M. D. DIAZ-DE-VILLEGAS, J. A. GALVEZ

Journal:

Year:

1997

File:

PDF, 27 KB

1997

16

ChemInform Abstract: A New Conformationally Restricted Aspartic Acid Analogue with a Cyclohexanone Skeleton.

E. BUNUEL, C. CATIVIELA, M. D. DIAZ-DE-VILLEGAS, J. A. GALVEZ

Journal:

Year:

1997

File:

PDF, 26 KB

1997

17

ChemInform Abstract: A New Approach to the Stereoselective Synthesis of Conveniently Protected α-Allyl Substituted Amino Acids; Chiral Key Compounds in the Synthesis of Constrained Peptide Isostere Constituents.

R. BADORREY, C. CATIVIELA, M. D. DIAZ-DE-VILLEGAS, J. A. GALVEZ, Y. LAPENA

Journal:

Year:

1997

File:

PDF, 32 KB

1997

18

ChemInform Abstract: Asymmetric Hetero Diels-Alder Reaction of N-Benzylimines Derived from ( R)-Glyceraldehyde: A New Approach to Homochiral Piperidine Building Blocks and Its Application to the Synthesis of (2R)-4-Oxopipecolic Acid.

R. BADORREY, C. CATIVIELA, M. D. DIAZ-DE-VILLEGAS, J. A. GALVEZ

Journal:

Year:

1997

File:

PDF, 30 KB

1997

19

ChemInform Abstract: Synthesis of (S)-α-Methylaspartic Acid by Diastereoselective Alkylation of a Chiral 2-Cyanopropanoate.

C. CATIVIELA, M. D. DIAZ-DE-VILLEGAS, J. A. GALVEZ, Y. LAPENA

Journal:

Year:

1997

File:

PDF, 33 KB

1997

20

ChemInform Abstract: A Chiral Hydrazone Derived from D-Glyceraldehyde: A Convenient Starting Material for the Stereoselective Synthesis of α- Hydrazino Acids.

C. CATIVIELA, M. D. DIAZ-DE-VILLEGAS, J. A. GALVEZ

Journal:

Year:

1997

File:

PDF, 30 KB

1997

21

ChemInform Abstract: A Convenient Synthesis of L-α-Vinylglycine from D-Mannitol.

R. BADORREY, C. CATIVIELA, M. D. DIAZ-DE-VILLEGAS, J. A. GALVEZ

Journal:

Year:

1997

File:

PDF, 30 KB

1997

22

ChemInform Abstract: Stereoselective Synthesis of Quaternary α-Amino Acids. Part 1. Acyclic Compounds

Carlos Cativiela, Maria Dolores Diaz-de-Villegas

Journal:

Year:

1999

File:

PDF, 27 KB

1999

23

ChemInform Abstract: Synthesis of (S)-N-tert-Butoxycarbonyl-N,O-isopropylidene-α-methylserinal: A Potential Building Block for the Asymmetric Synthesis of Non-Natural Amino Acids.

Myriam Alias, Carlos Cativiela, Maria D. Diaz-de-Villegas, Jose A. Galvez, Yolanda Lapena

Journal:

Year:

1999

File:

PDF, 33 KB

1999

24

ChemInform Abstract: Synthesis and Chemical Resolution of Unique α,β-Didehydroamino Acids with a Chiral Axis.

Carlos Cativiela, Maria D. Diaz-de-Villegas, Jose A. Galvez

Journal:

Year:

1999

File:

PDF, 31 KB

1999

25

ChemInform Abstract: 2-tert-Butoxycarbonylamino-2-isopropyl-4-pentenamide, a New Conformationally Restricted α,α-Dialkylglycine Derivative.

Ramon Badorrey, Carlos Cativiela, Maria D. Diaz-de-Villegas, Jose A. Galvez, Yolanda Lapena

Journal:

Year:

1999

File:

PDF, 31 KB

1999

26

ChemInform Abstract: Study of the Reaction of Imines Derived from (R)-Glyceraldehyde with Danishefsky′s Diene.

Ramon Badorrey, Carlos Cativiela, Maria D. Diaz-de-Villegas, Jose A. Galvez

Journal:

Year:

1999

File:

PDF, 34 KB

1999

27

ChemInform Abstract: Stereocontrolled Synthesis of All Four Stereoisomers of Fully Protected 2-Amino-3-hydroxypentanoic Acid from Imines Derived from D-Glyceraldehyde.

Ramon Badorrey, Carlos Cativiela, Maria D. Diaz-de-Villegas, Jose A. Galvez

Journal:

Year:

2000

File:

PDF, 33 KB

2000

28

ChemInform Abstract: Stereoselective Synthesis of Quaternary α-Amino Acids. Part 2. Cyclic Compounds

Carlos Cativiela, Maria Dolores Diaz-de-Villegas

Journal:

Year:

2000

File:

PDF, 26 KB

2000

29

ChemInform Abstract: Asymmetric Synthesis of (2R,3S)-4-Halo-3-benzyloxy-2- (N-methoxycarbonyl-N-benzylamino)butyronitriles as Precursors for the Synthesis of β-Hydroxy-α-amino Acids.

Ramon Badorrey, Carlos Cativiela, Maria D. Diaz-de-Villegas, Jose A. Galvez

Journal:

Year:

2000

Language:

english

File:

PDF, 35 KB

english, 2000

30

ChemInform Abstract: Two New Conformationally Restricted 4,5-Dihydroxynorvaline Analogues with a Norbornane Skeleton.

Elena Bunuel, Carlos Cativiela, Maria D. Diaz-de-Villegas, Jose A. Galvez

Journal:

Year:

2000

File:

PDF, 29 KB

2000

31

ChemInform Abstract: Synthesis of Constrained Prolines by Diels—Alder Reaction Using a Chiral Unsaturated Oxazolone Derived from (R)-Glyceraldehyde as Starting Material.

Elena Bunuel, Ana M. Gil, Maria D. Diaz-de-Villegas, Carlos Cativiela

Journal:

Year:

2001

File:

PDF, 34 KB

2001

32

A Chiral Oxazolone Derived from D-Glyceraldehyde as an Intermediate in the Synthesis of Enantiomerically Pure Cyclic Amino Acids

Elena Bunuel, Ana I. Jimenez, Maria D. Diaz-de-Villegas, Carlos Cativiela

Journal:

Year:

2003

File:

PDF, 52 KB

2003

33

Stereodivergent Addition of Allylmetal Reagents to Imines Derived from (R)-2,3-Di-O-benzylglyceraldehyde by Appropriate Selection of Metal and Double Stereodifferentiation.

Ramon Badorrey, Carlos Cativiela, Maria D. Diaz-de-Villegas, Roberto Diez, Jose A. Galvez

Journal:

Year:

2003

File:

PDF, 158 KB

2003

34

Study of the Reactions Between Vinylmagnesium Bromide and Imines Derived from (R)-Glyceraldehyde — The Key Step in the Stereodivergent Synthesis of Conveniently Protected, Enantiopure syn- and anti-2-Amino-1,3,4-butanetriol Derivatives.

Ramon Badorrey, Carlos Cativiela, Maria D. Diaz-de-Villegas, Roberto Diez, Jose A. Galvez

Journal:

Year:

2003

File:

PDF, 145 KB

2003

35

Olefination of Methyl (1S,2R,4R)-N-Benzoyl-2-formyl-7-azabicyclo[2.2.1]heptane-1-carboxylate, a Synthetic Approach to New Conformationally Constrained Prolines.

Ana M. Gil, Elena Bunuel, Maria D. Diaz-de-Villegas, Carlos Cativiela

Journal:

Year:

2003

Language:

english

File:

PDF, 181 KB

english, 2003

36

Lipopeptaibol Metabolites of Tolypocladium geodes: Total Synthesis, Preferred Conformation, and Membrane Activity.

Mario Rainaldi, Alessandro Moretto, Cristina Peggion, Fernando Formaggio, Stefano Mammi, Evaristo Peggion, Jose Antonio Galvez, Maria Dolores Diaz-de-Villegas, Carlos Cativiela, Claudio Toniolo

Journal:

Year:

2003

File:

PDF, 50 KB

2003

37

5(2H)-Oxazolones and 5(4H)-Oxazolones

Carlos Cativiela, Maria D. Diaz-de-Villegas

Journal:

Year:

2004

File:

PDF, 7 KB

2004

38

ChemInform Abstract: Expedient Asymmetric Synthesis of (2S,3S)-Boc-phenylalanine Epoxide (X), a Key Intermediate for the Synthesis of Biologically Active Compounds.

Ramon Badorrey, Maria D. Diaz-de-Villegas, Jose A. Galvez

Journal:

Year:

2010

File:

PDF, 37 KB

2010

39

ChemInform Abstract: Recent Advances in Enantioselective Organocatalyzed Anhydride Desymmetrization and Its Application to the Synthesis of Valuable Enantiopure Compounds

Maria D. Diaz de Villegas, Jose A. Galvez, Pablo Etayo, Ramon Badorrey, Pilar Lope-Ram-de-Viu

Journal:

Year:

2012

File:

PDF, 19 KB

2012

40

Allylation and propargylation of chiral cyanopropanoates: An efficient route to long chain α-substituted α-methyl α-amino acids

Carlos Cativiela, María D. Díaz-De-Villegas, José A. Gálvez, Eva Ronco

Journal:

Year:

2004

Language:

english

File:

PDF, 160 KB

english, 2004

41

Study of the Reactions between Vinylmagnesium Bromide and Imines Derived from (R)-Glyceraldehyde − The Key Step in the Stereodivergent Synthesis of Conveniently Protected, Enantiopure syn- and anti-2-Amino-1,3,4-butanetriol Derivatives

Ramón Badorrey, Carlos Cativiela, Maria D. Díaz-de-Villegas, Roberto Díez, José A. Gálvez

Journal:

European Journal of Organic Chemistry

Year:

2003

Language:

english

File:

PDF, 170 KB

english, 2003

42

Highly Stereoselective Synthesis of Stereochemically Defined Polyhydroxylated Propargylamines by Alkynylation of N-Benzylimines Derived from (R)-Glyceraldehyde

Roberto Díez, Ramón Badorrey, María D. Díaz-de-Villegas, José A. Gálvez

Journal:

European Journal of Organic Chemistry

Year:

2007

Language:

english

File:

PDF, 126 KB

english, 2007

43

Asymmetric Synthesis of a Novel Conformationally Constrained D-Lysine Analogue with a Piperidine Skeleton

Pablo Etayo, Ramón Badorrey, María D. Díaz-de-Villegas, José A. Gálvez

Journal:

European Journal of Organic Chemistry

Year:

2008

Language:

english

File:

PDF, 145 KB

english, 2008

44

Stereoselective Synthesis of Chiral 2,3-Disubstituted 2,3-Dihydro-4(1H)-pyridones

Pablo Etayo, Ramón Badorrey, María D. Díaz-de-Villegas, José A. Gálvez

Journal:

European Journal of Organic Chemistry

Year:

2008

Language:

english

File:

PDF, 193 KB

english, 2008

45

First Stereoselective Synthesis of (1R,2R,4R)- and (1S,2R,4S)-2-Substituted-1-azabicyclo[2.2.1]heptanes

Pablo Etayo, Ramón Badorrey, María D. Díaz-de-Villegas, José A. Gálvez

Journal:

European Journal of Organic Chemistry

Year:

2009

Language:

english

File:

PDF, 248 KB

english, 2009

46

Asymmetric Synthesis of ES-285, an Anticancer Agent Isolated from Marine Sources

Ana C. Allepuz, Ramón Badorrey, María D. Díaz-de-Villegas, José A. Gálvez

Journal:

European Journal of Organic Chemistry

Year:

2009

Language:

english

File:

PDF, 181 KB

english, 2009

47

Study of the reaction of a chiral oxazolone with oxosulphonium methylides as cyclopropanating agents

Carlos Cativiela, María D. Díaz-de-Villegas, Ana I. Jiménez

Journal:

Year:

1995

Language:

english

File:

PDF, 419 KB

english, 1995

48

Chiral 2-cyano esters as synthetic intermediates in the synthesis of R and S α-methylvaline

Carlos Cativiela, María D. Díaz-de-Villegas, JoséA. Gálvez, Yolanda Lapeña

Journal:

Year:

1995

Language:

english

File:

PDF, 423 KB

english, 1995

49

Z -2-Phenyl-4-[(S)- 2,2-dimethyl-1,3-dioxolan-4-ylmethylen]-5(4H)-oxazolone as the Dienophile in Asymmetric Diels-Alder Reactions

Elena Buñuel, Carlos Cativiela, Maria D. Diaz-de-Villegas

Journal:

Year:

1995

Language:

english

File:

PDF, 820 KB

english, 1995

50

Diastereoselective Strecker reaction of imines derived from D-glyceraldehyde. A new route to β-hydroxy-α-amino acids

Carlos Cativiela, María D. Díaz-de-Villegas, JoséA. Gálvez

Journal:

Tetrahedron Letters

Year:

1995

Language:

english

File:

PDF, 152 KB

english, 1995

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