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1

Mild Reductive Cleavage of Tryptophan and Histidine Side-Chain Protecting Groups

Hernani L. S. Maia, Luís S. Monteiro, Joana Sebastião

Journal:

European Journal of Organic Chemistry

Year:

2001

Language:

english

File:

PDF, 162 KB

english, 2001

2

ChemInform Abstract: Efficient Synthesis of Dehydroamino Acid Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro

Journal:

Year:

1999

File:

PDF, 32 KB

1999

3

ChemInform Abstract: High Yielding Synthesis of Heterocyclic β-Substituted Alanine Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro

Journal:

Year:

1999

File:

PDF, 28 KB

1999

4

ChemInform Abstract: 2-Naphthalenesulfonyl as a Tosyl Substitute for Protection of Amino Functions. Cyclic Voltammetry Studies on Model Sulfonamides and Their Preparative Cleavage by Reduction.

Barthelemy Nyasse, Leif Grehn, Hernani L. S. Maia, Luis S. Monteiro, Ulf Ragnarsson

Journal:

Year:

2000

File:

PDF, 25 KB

2000

5

ChemInform Abstract: High-Yielding Synthesis of Dehydroamino Acid and Dehydropeptide Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro, Joana Sacramento

Journal:

Year:

2000

File:

PDF, 37 KB

2000

6

ChemInform Abstract: Novel Aziridine Esters by the Addition of Aromatic Nitrogen Heterocycles to a 2H-Azirine-3-carboxylic Ester.

Maria Jose Alves, Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro, Thomas L. Gilchrist

Journal:

Year:

2000

File:

PDF, 31 KB

2000

7

ChemInform Abstract: Synthesis of Novel β-Substituted α,β-Dehydroamino Acid Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro, Joana Sacramento

Journal:

Year:

2000

File:

PDF, 30 KB

2000

8

ChemInform Abstract: Synthesis of β-Substituted Alanines via Michael Addition of Nucleophiles to Dehydroalanine Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro, Joana Sacramento, Joana Sebastiao

Journal:

Year:

2001

File:

PDF, 40 KB

2001

9

ChemInform Abstract: Michael Addition of Thiols, Carbon Nucleophiles and Amines to Dehydroamino Acid and Dehydropeptide Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro, Joana Sacramento

Journal:

Year:

2002

File:

PDF, 23 KB

2002

10

ChemInform Abstract: Reductive Cleavage of N-Substituted Aromatic Amides as tert-Butyl Acylcarbamates.

Ulf Ragnarsson, Leif Grehn, Hernani L. S. Maia, Luis S. Monteiro

Journal:

Year:

2002

File:

PDF, 31 KB

2002

11

Synthesis of 2,3,5-Substituted Pyrrole Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro

Journal:

Year:

2002

File:

PDF, 28 KB

2002

12

Synthesis of Non-Proteinogenic Amino Acids from N-(4-Toluenesulfonyl)dehydroamino Acid Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro

Journal:

Year:

2002

File:

PDF, 32 KB

2002

13

Synthesis of β-Benzo[b]thiophene Dehydroamino Acids by Suzuki Palladium-Catalyzed Cross-Coupling

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro, Maria-Joao R. P. Queiroz, Natalia Silva

Journal:

Year:

2003

File:

PDF, 59 KB

2003

14

Michael Reaction to Dehydroalanine Derivatives

Luis S. Monteiro, Paula M. T. Ferreira, Hernani L. S. Maia, Joana Sacramento

Journal:

Year:

2003

File:

PDF, 54 KB

2003

15

An Improved Approach for the Synthesis of α,α-Dialkyl Glycine Derivatives by the Ugi—Passerini Reaction.

Susana P. G. Costa, Hernani L. S. Maia, Silvia M. M. A. Pereira-Lima

Journal:

Year:

2003

File:

PDF, 90 KB

2003

16

Synthesis of Non-Natural Amino Acids from N-(p-Tolylsulfonyl)-α,β-didehydroamino Acid Derivatives.

Paula M. T. Ferreira, Hernani L. S. Maia, Luis S. Monteiro

Journal:

Year:

2003

File:

PDF, 182 KB

2003

17

Synthesis of N-Acyl-N,α,α-trialkyl and N-Acyl-α,α-dialkyl Glycines by Selective Cleavage of Ugi—Passerini Adducts. Qualitative Assessment of the Effect of Substituents on the Path and Yield of Reaction.

Wei-Qun Jiang, Susana P. G. Costa, Hernani L. S. Maia

Journal:

Year:

2004

File:

PDF, 216 KB

2004

18

Mild Two-Step Conversion of Primary Amides to Alcohols by Reduction of Acylimidodicarbonates with Sodium Borohydride.

Ulf Ragnarsson, Leif Grehn, Luis S. Monteiro, Hernani L. S. Maia

Journal:

Year:

2004

File:

PDF, 94 KB

2004

19

Synthesis of Novel Derivatives of 4-Amino-3,5-dicyanopyrazole.

M. Sameiro T. Goncalves, Ana M. F. Oliveira-Campos, Ligia M. Rodrigues, M. Fernanda R. P. Proenca, John Griffiths, Hernani L. S. Maia, Martin Kaja, Radim Hrdina

Journal:

Year:

2004

File:

PDF, 84 KB

2004

20

Synthesis and Conformational Investigation of Tetrapeptide Analogues of the Fragment B23-B26 of Insulin.

Ligia M. Rodrigues, Jose I. Fonseca, Hernani L. S. Maia

Journal:

Year:

2004

File:

PDF, 7 KB

2004

21

Synthesis of Non-Natural Amino Acids from N-(p-Tolylsulfonyl)-α,β-didehydroamino Acid Derivatives

Paula M. T. Ferreira, Hernâni L. S. Maia, Luís S. Monteiro

Journal:

European Journal of Organic Chemistry

Year:

2003

Language:

english

File:

PDF, 175 KB

english, 2003

22

Model studies towards the applicability of the readily available (S)-N-tritylaspartic anhydride in the synthesis of amino acids and peptides

Constantinos Athanassopoulos, Chryssoula Tzavara, Dionissios Papaioannou, Giovanni Sindona, Hernâni L.S Maia

Journal:

Year:

1995

Language:

english

File:

PDF, 599 KB

english, 1995

23

Synthesis and kinetic investigation of the selective acidolysis of para-substituted N-benzyl- or N-phenyl-N-phenylacetyl-α,α-dialkylglycine cyclohexylamides

Filipa C.S.C. Pinto, Sílvia M.M.A. Pereira-Lima, Cristina Ventura, Lídia Albuquerque, Raquel Gonçalves-Maia, Hernâni L.S. Maia

Journal:

Year:

2006

Language:

english

File:

PDF, 421 KB

english, 2006

24

Straightforward, racemization-free synthesis of peptides with fairly to very bulky di- and trisubstituted glycines

Filipa C.S.C. Pinto, Sílvia M.M.A. Pereira-Lima, Hernâni L.S. Maia

Journal:

Year:

2009

Language:

english

File:

PDF, 415 KB

english, 2009

25

Novel aziridine esters by the addition of aromatic nitrogen heterocycles to a 2H-azirine-3-carboxylic ester

Maria José Alves, Paula M.T Ferreira, Hernâni L.S Maia, Luı́s S Monteiro, Thomas L Gilchrist *

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 208 KB

english, 2000

26

Synthesis of novel β-substituted α,β-dehydroamino acid derivatives

Paula M.T Ferreira, Hernâni L.S Maia, Luı́s S Monteiro, Joana Sacramento

Journal:

Tetrahedron Letters

Year:

2000

Language:

english

File:

PDF, 88 KB

english, 2000

27

A temporary marker for biological applications

M Sameiro, T Gonçalves, Hernâni L.S Maia

Journal:

Tetrahedron Letters

Year:

2001

Language:

english

File:

PDF, 60 KB

english, 2001

28

Synthesis of non-proteinogenic amino acids from N-(4-toluenesulfonyl)dehydroamino acid derivatives

Paula M.T. Ferreira, Hernâni L.S. Maia, Luı́s S. Monteiro

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 174 KB

english, 2002

29

Synthesis of 2,3,5-substituted pyrrole derivatives

Paula M.T. Ferreira, Hernâni L.S. Maia, Luı́s S. Monteiro

Journal:

Tetrahedron Letters

Year:

2002

Language:

english

File:

PDF, 147 KB

english, 2002

30

Electrochemical synthesis of diaminodicarboxylic acid derivatives

Paula M.T. Ferreira, Hernâni L.S. Maia, Luı&amp, #x0301, s S. Monteiro

Journal:

Tetrahedron Letters

Year:

2003

Language:

english

File:

PDF, 61 KB

english, 2003

31

High yielding synthesis of heterocyclic β-substituted alanine derivatives

Paula M.T. Ferreira, Hernâni L.S. Maia, Luís S. Monteiro

Journal:

Tetrahedron Letters

Year:

1999

Language:

english

File:

PDF, 252 KB

english, 1999

32

Kinetic and mechanistic investigation of the selective acidolysis of the C-terminal amide bond of N-acyl-N,α,α-trialkyl glycine amides

Wei-Qun Jiang, Cristina Ventura, Susana P.G. Costa, Lídia Albuquerque, Raquel Gonçalves-Maia, Hernâni L.S. Maia

Journal:

Journal of Peptide Science

Year:

2005

Language:

english

File:

PDF, 183 KB

english, 2005

33

Kinetic investigation of the effect of the amino acid side chains in the selective acidolysis of N-acyl-N,α,α-trialkyl glycine amides

Wei-Qun Jiang, Sílvia M. M. A. Pereira-Lima, Cristina Ventura, Susana P. G. Costa, Lídia Albuquerque, Raquel Gonçalves-Maia, Hernâni L. S. Maia

Journal:

Journal of Peptide Science

Year:

2005

Language:

english

File:

PDF, 137 KB

english, 2005

34

Effect of temperature on the acidolysis of N-acyl-N,α,α-trialkyl glycine amides as related to the nature of substituents

Cristina Ventura, Wei-Qun Jiang, Lídia Albuquerque, Raquel Gonçalves-Maia, Hernâni L. S. Maia

Journal:

Journal of Peptide Science

Year:

2006

Language:

english

File:

PDF, 103 KB

english, 2006

35

Design and synthesis of a gonadotropin-releasing hormone (GnRH) analogue, [Tyr(OMe)5,d-Glu6,Aze9]GnRH: Receptor binding, gonadotropin release and ovulation studies

Maria Keramida, John M. Matsoukas, Dimitris Panagiotopoulos, Kostas Alexopoulos, Elizabeth Matsoukas, John Cladas, Vasilis A. Tzingounis, Emmanuel Cardamakis, Hernâni L. S. Maia, Debanaba Pati, Hamid

Journal:

International Journal of Peptide Research and Therapeutics

Year:

1996

Language:

english

File:

PDF, 344 KB

english, 1996

36

Synthesis and conformational investigation of tetrapeptide analogues of the fragment B23-B26 of insulin

Lígia M. Rodrigues, José I. Fonseca, Hernâni L.S. Maia

Journal:

Year:

2004

Language:

english

File:

PDF, 189 KB

english, 2004

37

Efficient synthesis of dehydroamino acid derivatives

Paula M.T. Ferreira, Hernâni L.S. Maia, Luís S. Monteiro

Journal:

Tetrahedron Letters

Year:

1998

Language:

english

File:

PDF, 244 KB

english, 1998

38

Cyclic voltammetry studies on substituted arenesulfonhydrazides

Ragnarsson, Ulf, Grehn, Leif, Maia, Hernani L.S., Monteiro, Luis S.

Journal:

Journal of Chemical Research

Year:

2000

Language:

english

File:

PDF, 27 KB

english, 2000

39

2-Naphthalenesulfonyl as a Tosyl Substitute for Protection of Amino Functions. Cyclic Voltammetry Studies on Model Sulfonamides and Their Preparative Cleavage by Reduction †

Nyasse, Barthélémy, Grehn, Leif, Maia, Hernani L. S., Monteiro, Luis S., Ragnarsson, Ulf

Journal:

Journal of Organic Chemistry

Year:

1999

Language:

english

File:

PDF, 51 KB

english, 1999

40

Development of a temporary marker for peptidesElectronic supplementary information (ESI) available: IR, UV, 1H NMR and 13C NMR spectra of compounds 2a–i, 3b–h, 4b–h, 5, 6c and h, 7h, 8–12, 13c and h, and 14. See http://www.rsc.org/suppdata/ob/b2/b212470j/

Gonçalves, M. Sameiro T., Maia, Hernâni L. S.

Journal:

Organic & Biomolecular Chemistry

Year:

2003

Language:

english

File:

PDF, 141 KB

english, 2003

41

Selective cathodic cleavage of unsymmetrical imidodicarbonates, acylcarbamates and diacylamides

Maia, Hernani L. S., Monteiro, Lu�s S., Degerbeck, Fredrik, Grehn, Leif, Ragnarsson, Ulf

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1993

Language:

english

File:

PDF, 1.11 MB

english, 1993

42

Enhancing Reductive Cleavage of Aromatic Carboxamides

Ragnarsson, Ulf, Grehn, Leif, Maia, Hernani L. S., Monteiro, Luis S.

Journal:

Organic Letters

Year:

2001

Language:

english

File:

PDF, 33 KB

english, 2001

43

Michael addition of thiols, carbon nucleophiles and amines to dehydroamino acid and dehydropeptide derivativesElectronic supplementary information (ESI) available: experimental data for compounds 1–15. See http://www.rsc.org/suppdata/p1/b1/b106487h/

Ferreira, Paula M. T., Maia, Hernâni L. S., Monteiro, Luís S., Sacramento, Joana

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

2001

Language:

english

File:

PDF, 115 KB

english, 2001

44

Molecular Dynamics Simulations of Angiotensin II in Aqueous and Dimethyl Sulfoxide Environments

Preto, Marco A. C., Melo, André, Maia, Hernâni L. S., Mavromoustakos, Thomas, Ramos, Maria J.

Journal:

Journal of Physical Chemistry B

Year:

2005

Language:

english

File:

PDF, 1.21 MB

english, 2005

45

High yielding synthesis of dehydroamino acid and dehydropeptide derivatives

Ferreira, Paula M. T., Maia, Hernâni L. S., Monteiro, Luís S., Sacramento, Joana

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1999

Language:

english

File:

PDF, 144 KB

english, 1999

46

Synthesis and cathodic cleavage of a set of substituted benzenesulfonamides including the corresponding tert-butyl sulfonylcarbamates: pK a of sulfonamides

Nyasse, Barth�l�my, Grehn, Leif, Ragnarsson, Ulf, Maia, Hernani L. S., Monteiro, Luis S., Leito, Ivo, Koppel, Ilmar, Koppel, Juta

Journal:

Journal of the Chemical Society Perkin Transactions 1

Year:

1995

Language:

english

File:

PDF, 875 KB

english, 1995

47

Parametrization of Synthetic Amino Acids

Preto, Marco A. C., Melo, André, Costa, Susana P. G., Maia, Hernâni L. S., Ramos, Maria J.

Journal:

Journal of Physical Chemistry B

Year:

2003

Language:

english

File:

PDF, 312 KB

english, 2003

48

Differences in Backbone Structure between Angiotensin II Agonists and Type I Antagonists

Matsoukas, John M., Agelis, George, Wahhab, Amal, Hondrelis, John, Panagiotopoulos, Dimitris, Yamdagni, Raghav, Wu, Qiao, Mavromoustakos, Thomas, Maia, Hernani L. S.

Journal:

Journal of Medicinal Chemistry

Year:

1995

Language:

english

File:

PDF, 1.97 MB

english, 1995

49

An improved approach for the synthesis of α,α-dialkyl glycine derivatives by the Ugi–Passerini reactionElectronic supplementary information (ESI) available: spectroscopic data for compounds 1-5. See http://www.rsc.org/suppdata/ob/b2/b212473b/

Costa, Susana P. G., Maia, Hernâni L. S., Pereira-Lima, Sílvia M. M. A.

Journal:

Organic & Biomolecular Chemistry

Year:

2003

Language:

english

File:

PDF, 114 KB

english, 2003

50

Structural versatility of peptides from C?,?-disubstituted glycines. Preferred conformation of the C?,?-dibenzylglycine residue

Valle, Giovanni, Crisma, Marco, Bonora, Gian Maria, Toniolo, Claudio, Lelj, Francesco, Barone, Vincenzo, Fraternali, Franca, Hardy, Paul M., Langran-Goldsmith, Andrew, Maia, Hernani L. S.

Journal:

Journal of the Chemical Society Perkin Transactions 2

Year:

1990

Language:

english

File:

PDF, 809 KB

english, 1990