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Chemistry of Natural Products

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Teaching: 

Chemistry of natural products. Biosynthesis of natural products. Advanced organic chemistry. Quimica dos Produtos Naturais I.  Biossíntese dos Produtos Naturais.  Processos e Desenvolvimento.

 

 

Research interests:
Chemistry of natural products. Synthesis and hemisynthesis of natural products. Chemical carcinogenesis. Mechanisms of biologically important reactions. Computational organic chemistry.

 

 

Awards:

Estímulo à Excelência Award - Excelence in R&D, Portuguese Government (Ministerio da Ciência, Inovação e Ensino Superior), 2004.

 

Other activities:

Dean of FCT/UNL (2010-2015).

President (2005-2008) and Co-Founder of AMONET - Associação Portuguesa de Mulheres Cientistas. Vice-President (2008-2015).

Elected Member of the Board of Administration of the European Platform of Women Scientists (EPWS), headquaters in Brussels, in representation of AMONET (2007-Brussels, 2011-Budapest, 2013-Essen).

Member of the Editorial Board of the European Journal of Organic Chemistry (1999-2004).

Member of the Editorial Board of Anales de Química, International Edition - Official Journal of the Spanish Royal Society of Chemistry (1996-1998).

President of the Organic Chemistry Division of the Portuguese Chemical Society (2005-2007).

Coordinator of the Master in Quimica Organica Tecnologica.

 

Outreach from the programme to teach chemistry to blinds:

"Sinais de Fumo" - Interview of National Geographic - Portugal to Prof. Ana M. Lobo.

 

      

Patents:

"Fases Estacionarias Quirais Baseadas em Terpenoides", Susana Moiteiro, C. M. M.; Tavares da Rosa, M. R. L. S.;Curto, .M. J. M.; Lobo, A. M.    

Portuguese Patent Application PT 102878, 28-11-02.

"Diisocyanates, Diurethanes and Diureides from Abietic Acid", Gigante Carvalheiro, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.

European Patent Application EP 92670001.4, 11-2-92 (Germany, France, Great Britain and Italy).

2

"Processos para a Obtencao de Novos Derivados de Acidos Resinicos: Diisocianatos, Diuretanos e Diureidos", Gigante Carvalheiro, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.

Portuguese Patent Application PT 96748, 11-2-91.

1

"Processo para Obtencao de Derivados de Acido Abietico e Composicoes Antimicrobianas desses Derivados", Gigante Carvalheiro, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M. 

Portuguese Patent Application PT 85433, 28-7-87.

      

Oral and Poster Presentations

 

 

      

Books:

 

"Biossíntese de Produtos Naturais", Lobo, A. M., Lourenço, A. M. (Eds.); IST Press, Lisboa, 2007.

      

 

Chapters in Books:

 

4. "Biossíntese e Desporto", Lobo, A. M., In "Biossíntese de Produtos Naturais", Lobo, A. M., Lourenço, A. M. (Eds.); IST Press, Lisboa, 2007; cap. 8, p. 245-254.

3. "Metabolitos Derivados do Ácido Xiquímico", Lobo, A. M., Lourenço, A. M., In "Biossíntese de Produtos Naturais", Lobo, A. M., Lourenço, A. M. (Eds.); IST Press, Lisboa, 2007; cap. 5, p. 151-191.

2. "Metabolitos Derivados dos Ácido Acético", Lobo, A. M., Lourenço, A. M., In "Biossíntese de Produtos Naturais", Lobo, A. M., Lourenço, A. M. (Eds.); IST Press, Lisboa, 2007; cap. 3, p. 73-118.

1. "Métodos de Estudo Biossintético", Lobo, A. M. In "Biossíntese de Produtos Naturais", Lobo, A. M., Lourenço, A. M. (Eds.); IST Press, Lisboa, 2007; cap. 1, p. 11-56.

        

Movie:

A. M. Lobo: Colaboração na elaboração de guião para episódio em filme sobre ‘Discriminação da Mulher na Ciência’, Vilnius, Lituania, 2013 .

 

      

Publications:

 

 

citations in ISI Web of Knowledge (Journal Citations Reports, 1971- August 2013): 1209

citations/ISI paper: 12.59

h-index: 18

 

131

"Chiroptical Properties of Streptorubin B – The Synergy Between Theory and Experiment", Andrade, M. S.; Silva, V. S.; Lourenço, A. M.; Lobo, A. M.; Rzepa, H. S.

Chirality, 2015, 27, 745-751.

 

130

"Sonified Infrared Spectra and their Interpretation by Blind and Visually Impaired Students", Pereira, F.; Ponte-e-Sousa, J. C.; Fartaria, R. P. S.; Bonifácio, V. D. B.; Mata, P.; Aires-de-Sousa, J.; Lobo, A. M.

Journal of Chemical Education, 2013, 90, 1028-1035.

 

129

"NavMol 2.0: A Molecular Structure Navigator/Editor for Blind and Visually Impaired Users", Fartaria, R. P. S.; Pereira, F.; Bonifácio, V. D. B.; Mata, P; Aires-de-Sousa, J.; Lobo; A. M.

 

European Journal of Organic Chemistry, 2013, 1415-1419.

 

128

"N-Heteroatom Substitution Effect in 3-Aza-Cope Rearrangements", Gomes, M. J. S.; Pinto, L. F. V.; Glória, P. M. C.; Rzepa, H. S.; Prabhakar, S.; Lobo, A. M.

 

CHEMISTRY CENTRAL Journal, 2013, 4, 94.

 

127

Phillips, A. M. F.; Lobo, A. M. Changes in the Gender Gap in the European Union: The Case of Women in Science, Engineering and Technology. In Lousada, I., Gonçalves, M. J. (Eds.), Women, Science and Globalization (pp. 179-194). Ed. Minerva, Lisboa, 2012.

 

Lousada, I.; Gonçalves, M. J. (Eds.), In Women, Science and Globalization,  Ed. Minerva, Lisboa, 2012, pp. 179-194.

 

126

Lobo, A. M., Mulheres e Ciência: a EPWS e as políticas de investigação. In Pinto, T., Alvarez, T., Cruz, I. (Eds.), Mulheres e conhecimento / Women and knowledge (pp. 85-95). Vila Franca de Xira: Associação Portuguesa de Estudos sobre as Mulheres., 2011.

 

Pinto, T.; Alvarez, T.; Cruz, I. (Eds.), In Mulheres e conhecimento/Women and knowledge, Associação Portuguesa de Estudos sobre as Mulheres, Vila Franca de Xira, 2011, pp. 85-95.

 

125

"O-Substituted N-oxy arylsulfinamides and sulphonamides in Michael Addition", Bonifácio, V. D. B.; Kumar, R. P.; Prabhakar, S.; Lobo, A. M.

Arkivoc, 2011, (x), 266-276.

 

124 "MOLinsight: A Web Portal for the Processing of Molecular Structures by Blind Students", Pereira, F.; Aires-de-Sousa, J.; Bonifácio, V. D. B.; Mata, P.; Lobo, A. M.
 

Journal of Chemical Education, 2011, 88, 361–362.

 

123 "Effects of tryptamine on growth, ultrastructure, and oxidative stress of cyanobacteria and microalgae cultures", Churro, C.; Fernandes, A. S.; Alverca, E.; Sam-Bento, F.; Paulino, S.; Figueira, V.; Bento, A. J. G.; Prabhakar, S.; Lobo, A. M.; Martins, L. L.; Mourato, M. P.; Pereira, P.
 

Hydrobiologia, 2010, 649, 195–206.

 

122

"Functional Desymmetrization of 1,3-Dioximes for the Obtention of 1,2,3-Hetero Trisubstituted Carbocycles", Figueira, V. B.C. ; Esqué, A. G. ; Varala, R.; González-Bello, C.; Prabhakar, S.; Lobo, A. M.

 

Tetrahedron Letters, 2010, 51, 2029-2031.

 

121

"Chiral Aziridination of Olefins Using a Chiral Sulfinamide as the Nitrogen Source", Bonifácio,V. D. B.; González-Bello, C.; Rzepa, H. S.; Prabhakar, S.; Lobo, A. M.

 

Synlett, 2010, 1, 145–149.

 

120

"Thermal Rearrangement of an N-Hydroxy-imidazole Thiocarbamoyl Derivative as a Simple Entry into the 4-Thio-imidazole Motif" Pinto, L. F. V.; Justino, G. C.; Vieira, A. J. S.; Prabhakar, S.; Lobo, A. M.

 

Arkivoc, 2010, (v), 17-23.

 

119

"A Dramatic Effect of Double Bond Configuration in N-Oxy-3-aza Cope Rearrangements – A simple synthesis of functionalised allenes" Pinto, L. F. V.; Glória, P. M. C.; Gomes, M. J. S.; Rzepa, H. S.; Prabhakar, S.; Lobo, A. M.

 

Tetrahedron Letters, 2009, 50, 3446–3449.

 

118

"Desenvolvimentos no Ensino da Química a Cegos e Grandes Amblíopes", Pereira, F.; Aires-de-Sousa, J.; Mata, P.; Lobo, A. M.

 

Química SPQ, 2009, 112, 7-15.

 

117

"Studies in N-amino-3-aza Cope rearrangements", Glória, P. M. C.; Prabhakar, S.; Lobo, A. M.

 

 

Tetrahedron Letters, 2008, 49, 7355-7357.

 

116

"Effects of Bacillamide and newly synthesized derivatives on the growth of cyanobacteria and microalgae cultures"
Churro, C.; Alverca, E.; Sam-Bento, F.; Paulino, S.; Figueira, V.; Bento, A. J. G.; Lobo, A. M.; Prabhakar, S.; Calado, A. J.; Pereira, P.

 

Journal of Applied Phycology, 2008, 21, 429-442.

 

115

"Reaction of Aromatic Nitroso Compounds with Chemical Models of Thiamin Active Aldehyde"
Ferreira, L. M.; Marques, M. M. B.; Glória, P. M. C.; Chaves, H. T.; Franco J.-P. P.; Mourato, I.; Antunes, J.-R. T. ; Rzepa, H. S.; Lobo, A. M.; Prabhakar, S.

 

Tetrahedron, 2008, 64, 7759-7770.

 

114

"EU 23311 - Mapping the Maze: Getting more Women to the Top in Research", Luxembourg. Office for Official Publications of the European Communities, 2008, ISBN 978-92-79-07618-3 - WIRDEM working group - Widmer, M. (chair); Raudma, T. (rapporteur); Baer, S.; Beales, R.; Bitusikova, A.; Collins, A.; Cheveigné, S.; Diaz, C.; Fink-Hafner, D.; Hartung, B.; Jacobsson, C.; Kahru, A.; Kovacs, E.; Lobo, A. M.; Mingeot-Leclercq, M.-P.; Sihvola, J.; Stratigaki, M.

113

"A synthetic strategy using Witkop’s pyrroloindole for (L)-debromoflustramineB, (D)-ent-debromoflustramineB and(D)-ent-debromoflustramide B", Cardoso, A. S. P.; Marques, M. M. B.; Srinivasan, N.; Prabhakar, S.; Lobo, A. M.

 

Tetrahedron, 2007, 63, 10211-10225.

 

112

"Palladium(II) mediated aziridination of olefins with bromamine-T as the nitrogen source: scope and mechanism", Antunes, A. M. M.; Bonifácio, V. D. B.; Nascimento, S. C. C.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.

 

Tetrahedron, 2007, 63, 7009-7019.

 

111

"Neurotoxicity mechanisms of thioether ectasy metabolites", Capela, J. P.; Macedo, C.; Branco, P. S.; Ferreira, L. M.; Lobo, A. M.; ; Fernandes, E.; Remião, F.; Bastos, M. L.; Dirnagl, U.; Meisel, A.; Carvalho, F.

 

Neuroscience, 2007, 146, 1743-1757.

 

110

"Synthesis and cyclic voltammetry studies of 3,4-methylenedioxymethamphetamine (MDM) human metabolites", Macedo, C.; Branco, P. C.; Ferreira, L. M.; Lobo, A. M.; Capela, J. P.; Fernandes, E.; Bastos, M. L.; Carvalho, F.;

 

Journal of Health Science, 2007, 53, 31-42.

 

109

"Development of novel brush-type chiral stationary phases based on terpenoid selectors: HPLC evaluation and theoretical investigation of enantioselective binding interactions", Moiteiro, C.; Fonseca, N.; Curto, M. J. M; Tavares, R.; Lobo, A. M.; Ribeiro-Claro, P.; Félix, V.; Drew, M. G. B

 

Tetrahedron: Asymmetry, 2006, 17, 3248-3264.

 

108

"Quimica Organica - quo vadis?" Lobo, A. M.

 

Quimica - Boletim da Sociedade Portuguesa de Química, 2006, 100, 34-36. 

 

107

"N-Hydroxy indoles as flexible substrates in rearrangements - a novel reaction with activated triple bonds", Duarte, M. P.; Mendonça, R. F.; Prabhakar, S; Lobo, A. M.

 

Tetrahedron Letters, 2006, 47, 1173-1176.

 

106

"Geographical classification of crude oils by Kohonen self-organizing maps ", Fonseca, A. M.; Biscaya, J. L.; Aires-de-Sousa, J.; Lobo, A. M.

 

Analytica Chimica Acta, 2006, 556, 374-382.

 

105

"Neurotoxicity of Ecstasy Metabolites in Rat Cortical Neurons, and Influence of Hyperthermia", Capela, J. P.; Meisel, A.; Abreu, A. R.; Branco, P. S.; Ferreira, L. M. F.; Lobo, A. M.; Bastos, M. L.; Carvalho, F.

 

Journal of Pharmacology and Experimental Therapeutics, 2006, 316, 53-61.

 

104

"A formal synthesis of (±)-physostigmine via 3,3-rearrangement of a bis-enamine ", Santos, P.F.; Srinivasan, N.; Almeida, P.S;  Lobo, A.M.; Prabhakar, S.

 

Tetrahedron, 2005, 61, 9147-9156.

 

103

"The Cahn, Ingold and Prelog System: eliminating ambiguity in the comparison of diastereomorphic and enantiomorphic ligands", Mata, P.; Lobo, A.M.

 

Tetrahedron: Asymmetry, 2005, 16, 2215-2223.

 

102 

"Synthesis of the algicide bacillamide", Figueira, B.C.V.; Prabhakar, S.; Lobo, A.M.

Arkivoc, 2005, (xiv), 14-19.

 

101 

"A new approach to N-protected staurosporinones", Santos, M.M.M.; Lobo, A.M.; Prabhakar, S.; Marques, M.M.B.

 
100 

"A Mechanistic Reinvestigation of tris-(p-Bromophenyl)aminium Hexachloroantimonate Induced Deketalization",
Glória, P.M.C.; Prabhakar, S.; Lobo, A.M.

 
99 

"SbCl5–wet acetonitrile: a new system for chemoselective O-desilylation", Gloria, P.M.C.;  Prabhakar, S.; Lobo, A. M.; Gomes, M.J. (in part)

 
98 

"Synthesis of bioactive indole alkaloids", Lobo, A. M.; Prabhakar, S.; Branco, P. S.; Cardoso, A. S.; Gaudencio, S. P. ; Marques, M. M. B.; Santos, M. M. M.; Santos, P. F.;

Acta Phytotherapeutica, 2003, 2, 16-23.

97 

"A short synthesis of staurosporinone (k-252c)", Gaudencio, S.; Santos, M. M. M.; Lobo, A. M.; Prabhakar, S.

 
96

"3,3-Sigmatropic Rearrangements Involving N-O Bond Cleavage of Enehydroxylamines Derivatives", Reis, L. V.; Lobo, A. M.; Prabhakar, S.; Duarte, M. P.


95

"Synthetic, Spectroscopic and X-ray Crystallographic Studies of [1,2,7,8]tetrathiacyclododecino[4,3-b:5,6-b’:10,9-b’’:11,12-b’’’]tetraindoles", Janosik, T.; Bergman, J.; Romero, I.; Stensland, B.; Stalhandske, C.; Marques, M. M. M.; Santos, M. M. M.; Lobo, A. M.; Prabhakar, S.; Duarte, M. F.; Florencio, M. H.


94

"Studies in 3-oxy-assisted 3-aza Cope rearrangements", Gomes, M. J. S.; Sharma, L.; Prabhakar, S.; Lobo, A. M.; Gloria, P. M. C.


93

"Intramolecular Addition of Acyldiazenecarboxylates onto Double Bonds in the Synthesis of heterocycles", Prata, J. V.; Clemente, D.T.; Lobo, A. M.; Prabhakar, S.; Mourato, I.; Branco, P.


92

"Chiral Synthesis of N-Aryl Aziridines", Aires-de-Sousa, J.; Prabhakar, S.; Lobo, A. M.; Rosa, A. M.; Gomes, M. J. S.; Corvo, M. C. (in part); Williams, D. J.; White, A. J. P.


91

"Recent Developments in the Synthesis of Biologically Active Indole Alkaloids",Lobo, A. M.; Prabhakar, S.


90

"A New Synthesis of (-)-Debromoflustramine B, (+)-ent-Debromoflustramine B and (+)-Debromoflustramide B", Cardoso, A. S.; Natarajan, S.; Lobo, A. M.; Prabhakar, S.


89

"A Formal Synthesis of (+/-)-Eseroline via an Aza-oxy-Cope Rearrangement", Santos, P. F.; Almeida, P. S.; Lobo, A. M.; Prabhakar, S.


88

"Palladium(II)-Promoted Aziridination of Olefins with Bromamine T as the Nitrogen Transfer Reagent", Antunes, M. M.; Marto, S. J. L.;Branco, P. C. S.;Prabhakar, S.; Lobo, A. M.


87

"A novel synthesis of arcyriaflavin-A via an intramolecular sulphur extrusion reaction", Marques, M. M. B.; Santos, M. M. M.; lobo, A. M.; Prabhakar, S.


86

"Benzohydroxamic Acid Addition to Propiolate Esters- A Correction", Duarte, M. P.; Lobo, A. M.; Prabhakar, S.


85

"The Principles of Organic Synthetic Methodology", in Organic Synthetic Methodology
Prabhakar, S.; Lobo, A. M.;

Prabhakar, S. (Editor), Edinova, 2000, Cap. 1, 19-68.

84

"Studies in Aza-Cope Reaction: a Formal Highly Enantioselective Synthesis of Tryprostatin B", Cardoso, A.S.; Lobo, A.M.; Prabhakar, S.


83

"New Syntheses of DNA Adducts from Methylated Anilines Present in Tobacco Smoke", Branco, P.S.; Antunes, A.M.M.; Marques, M.M.; Chiarelli, M.P.; Lobo, A.M.; Prabhakar, S.


82

"A Diels-Alder, retro-Diels-Alder Approach to Arcyriflavin-A", Marques, M. M.; Lobo, A. M.; Prabhakar, S.; Branco, P. S.


81

"Reactions between 2-Acylthiazoilum Salts and N-Arylhydroxylamines", Ferreira, L. M.; Lobo, A. M.; Prabhakar, S.; Teixeira, A.


80

"New Resin Acids Derivatives: Diisocyanate, Diurethanes and Diureides", Gigante, B.; Esteves, M. A.; Curto, M. J. M.; Ascenso, J.; Prabhakar, S.; Lobo, A. M.

Synthetic Communications, 1998, 28, 639-652.

79

"1-Aza-1´,3´-Diaza-3,3´-Sigmatropic Rearrangements - A Convenient Synthesis of Benzimidazole Derivatives", Carvalho, M. T. V. L.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.


78

"New Syntheses of the Amaryllidaceae Alkaloids Vasconine, Assoanine, Oxoassoanine, Pratosine and Ismine by Radical Cyclisation", Rosa, A. M.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.; Sa-da-Costa, M.


77

"The Chemistry and Reactivity of Aryl Radicals - The C-C Bond Formation from o-Bromobenzylphenylethers with Tin Hydride and AIBN", Rosa, A. M.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.


76

"Synthesis of Phenanthridines by Radical Caryl-Caryl Coupling", Rosa, A. M.; Lobo, A. M.; Branco, P. S.; Prabhakar, S.; Pereira, A. M. D. L.


75

"Pericyclic Reactions in the Synthesis of Natural Products", Lobo, A. M.; Prabhakar, S.


74

"A Synthesis of the Amaryllidaceae Alkaloid Pratosine", Pereira, M. M. A.; Prabhakar, S.; Lobo, A.M.


73 "Ceramides from the Fungus Phellinus pini", Lourenco, A.; Lobo, A. M.; Rodriguez, B.; Jimeno, M.L.

72

"A New Enantioselective Synthesis of N-Arylaziridines by Phase-Transfer Catalysis", Aires-de-Sousa, J.; Lobo, A. M.; Prabhakar, S.


71 "A theoretical mechanistic investigation of asymmetric aziridination by N-Aryl-O-acylhydroxylamines" Chaves, H.T.; Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.
AIP Conf. Proc. 1995, 330(1) 140.

70

"A Novel Approach to the Hexahydropyrrolo[2,3-b]-indole Nucleus: A Synthesis of (+/-)-Desoxyeseroline", Santos, P. F.; Lobo, A. M.; Prabhakar, S.

Tetrahedron Letters, 1995, 36, 8099-8100.

 

69

"A Convenient Method for the Preparation of N-Aryl and N-Alkyl-O-Methyl Hydroxylamines", Santos, P. F.; Lobo, A. M.; Prabhakar, S.

Synthetic Communications, 1995, 25, 3509-3518.

68

"A New Synthesis of Arcyriaflavin-A", Fonseca, A. P.; Lobo, A. M.; Prabhakar, S.


67

"Tetra- and Pentacyclic Triterpenoids of Euphorbia piscatoria Ait.", Ferreira, M. J. U.; Lobo, A. M.; Nascimento, J. M.; Wyler, H.

Planta Medica, 1994, 581-582.

66

"Enehydroxylamines as Versatile Compounds in 3,3-Sigmatropic Rearrangements", Reis, L. V.; Lobo, A. M.; Prabhakar, S.


65

"A New Synthesis of Quinoline Derivatives", Clemente, D. T. V.; Lobo, A. M.; Prabhakar, S.; Curto, M. J. M.


64

"New Reactions Involving Addition to and Substitution at Carbon-Carbon p Bonds", Lobo, A. M.; Prabhakar, S.

Revista Portuguesa de Quimica, Série II 1994, 1, 31-42.

63

"Implementation of the Cahn-Ingold-Prelog System for Stereochemical Perception in the LHASA Program", Mata, P.; Lobo, A.M.; Marshall, C.; Johnson, A. P.


62

"Selective O-Acylation of Aromatic Hydroxylamines by 2-Acylimidazolium and 2-Acylbenzimidazolium Salts", Santos, P.P.O.; Trindade, C.L.; Lobo, A.M.; Prabhakar, S.


61

"The CIP Sequence Rules: Analysis and Proposal for a Revision", Mata, P.; Lobo, A.M.; Marshall, C.; Johnson, A. P.


60

"Triterpenoids of Euphorbia mellifera", Ferreira, M.J.U; Lobo, A.M.; Wyler, H.

Fitoterapia, 1993, 64, 377-378.

59

"Triterpenoids and Steroids from Euphorbia peplus", Ferreira, M.J.U.; Lobo, A.M.; Wyler, H.

Fitoterapia, 1993, 64, 85-87.

58

"Reduction of Nitrosobenzene by 2-(a-Hydroxy-ethyl)-3,4-dimethylthiazolium salts", Ferreira, L.M.; Chaves, H.T.; Lobo, A.M.; Prabhakar, S.; Rzepa, H. S.


57

"N-Hydroxy-N-pivaloylanilines: a New Aziridinating Agent", Pereira, M.M.; Santos, P.P.O.; Reis, L.V.; Lobo, A.M.; Prabhakar, S.


56 "Sintese Organica", Lobo, A.M.
Coloquio/Ciencias, Fundacao Calouste Gulbenkian, Lisboa, 1992, ano 4, nº 11 , 41.

55

"Quimica Organica em Portugal - Tendencias Recentes", Lobo, A. M.

 

In 'O Estado das Ciencias em Portugal', Gago, J.M. (coord.), Dom Quixote, Lisboa, 1992, 359.

54

"Reactions of Hydroxylamines with Ethyl Cyanoformate. Preparation of Aminonitrones and their Synthetic Applications", Branco, P.S.; Prabhakar, S.; Lobo, A.M.; Williams, D.S.


53

"Revision of C-22,C-23 Configuration of Two Triterpenoids of the Fungus Pisolithus tinctorius", Abreu, P.M.; Lobo, A.M.; Prabhakar, S.


52

"New Selective Synthesis of Oxidized Resin Acid Derivatives", Gigante, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.


51

"2-Acyl Thiazolium Salts as Selective Agents for the O-Acylation of Aromatic Hydroxylamines", Ferreira, L.M.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.; Rzepa, H.S.; Yi, M.Y.


50

"Studies on the Catalytic Hydrogenation of Resin Acids Derivatives: Synthesis of a Benzoxazole", Gigante, B.; Lobo, A.M.; Prabhakar, S.; Curto, M.J.M.; Williams, D.J.

in Heterogeneous Catalysis and Fine Chemical II, M. Guisnet et al. (Ed.), Elsevier, Amsterdam, 1991, 209.

49

"Madeiranes. A New Class of Pentacyclic Triterpenes: D-Friedomadeir-14-en-3b-ol and 3-one, D:C-Friedomadeir-7-en-3b-ol and 3-one", Ferreira, M.J.U.; Lobo, A.M.; O'Mahoney, C.A.; Williams, D.J.; Wyler, H

Helvetica Chimica Acta, 1991, 74, 1329-1338.

48

"Synthetic Applications of N-Aryl-O-Acyl Hydroxamic Acids. A Convenient Route to 3-Substituted N-Benzoyl Oxindoles", Almeida, P.S.; Prabhakar, S.; Lobo, A.M.; Curto, M.J.M.


47

"Photodimerization of Aromatic Resin Acids", Gigante, B.; Curto, M.J.M; Lobo, A.M.; Prabhakar, S.; O'Mahoney, C.; Rzepa, H.S.; Williams, D.J.

Journal of Natural Products, 1991, 54, 247.

46

"Studies in the Catalytic Hydrogenation of Dehydroabietic Acid Derivatives", Gigante, B.; Curto, M.J.M.; Lobo, A.L.; Prabhakar, S.

in Heterogeneous Catalysis and Fine Chemicals II, M. Guisnet et al. (Ed.), Elsevier, Amsterdam, 1990, 2972.

45 "Moleculas da Vida", Lobo, A.M.
In 'Quimica e Sociedade', A. Romao Dias e J. Moura Ramos (Ed.), Escolar Editora, Lisboa, 1990, 49.

44

"Aryl-aryl Coupling by n-Tributylstannyl Hydride - An Efficient Phenanthridine Synthesis", Rosa, A.M.; Prabhakar, S.; Lobo, A.M.


43

"Euferol and Melliferol: Two Novel Triterpenoids from Euphorbia mellifera", Ferreira, M.J.U.; Lobo, A.M.; O'Mahoney, C.A.; Williams, D.J.; Wyler, H


42

"E-Z Rotational Isomerization in Thiohydroxamic Acids. A 1H NMR and MNDO SCF-MO Study", Santos, M.A.; Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.

Revista Portuguesa de Quimica, 1989, 31, 49.

41

"Photo-oxidation of Resin Acids", Gigante, B.; Curto, M.J.M.; Lobo, A.M.; Prabhakar, S.; Jones, R.; Rzepa, H.S.; Williams, D.J.


40 "A Novel Synthesis of Benzimidazolinones", Almeida, P.S.; Lobo, A.M.; Prabhakar, S.

39

"Diterpenoids from Salvia Candelabrum", Mendes, E.; Marco, J.L.; Rodriguez, B.; Jimeno, M.L.; Lobo, A.M.; Prabhakar, S.


38

"Unusual Cis Ring Junction Stereochemistry in a Lactol Derived From Photo-oxygenation of Abietic Acid: An NMR and Molecular Modelling Study", Gigante, B.; Lobo, A.M.; Curto, M.J.M.; Prabhakar, S.; Rzepa, H.S.


37

"Triterpenoids of the Fungus Pisolithus tinctorius", Lobo, A.M.; Abreu, P.M.; Prabhakar, S.; Godinho, L.S.; Jones, R.; Rzepa, H.S.; Williams, D.J.


36 "A Direct Bioautographic TLC Assay for Resin Acid Derivatives with Fungistatic Activity", Clemente, A.; Karmali, A.; Gigante, B.; Barros, A.M.; Lobo, A.M; Prabhakar, S.; Marcelo-Curto, M.J.
Ciência Biológica, 1987, 12(5A), 261. 

35 "Tetrahedral Intermediates and Cancer Induction - The Approach of an Organic Chemist", Lobo, A.M.
Revista Portuguesa de Quimica, 1987, 29, 62.

34

"O Pinheiro: Fonte Renovavel de Materias Primas para a Industria Quimica. 1. Os Acidos Resinicos em Quimica Fina", Gigante, B.; Curto, M.J.M.; Lobo, A.M.; Prabhakar, S.

Boletim do Instituto dos Produtos Florestais - Resinosos, 1987, 8-10.

33

"The Mass Spectrometry Behaviour of Benzohydroxamic and Benzothiohydroxamic Acids under Electron Impact", Florencio, M.H.; Heerma, W.; Santos, M.A.; Tavares, M.R.; Lobo, A.M.; Prabhakar, S.


32

"Tetrahedral Intermediates formed by Nitrogen and Oxygen Attack of Aromatic Hydroxylamines on Acetyl Cyanides", Lobo, A.M.; Marques, M.M; Prabhakar, S.; Rzepa, H.S.


31

"Volumes of Reaction for the Formation of Some Analogues of Tetrahedral Intermediates", Isaacs, N.S.; Rzepa, H.S.; Sheppard, R.N.; Lobo, A.M.; Prabhakar, S.; Merbach, A.E.


30

"Characterizing a Tetrahedral Intermediate in an Acyl Transfer Reaction: An Undergraduate 1H NMR Demonstration", Rzepa, H.S.; Lobo, A.M.; Marques, M.M.; Prabhakar, S.


29

"A New Synthesis of the Amaryllidaceae Alkaloid Hippadine", Prabhakar, S.; Lobo, A.M.; Marques, M.M.


28

"The Structure of an Abietic Acid Dimer", Gigante, B.; Jones, R.; Lobo, A.M.; Curto, M.J.; Prabhakar, S.; Rzepa, H.S.; Williams, D.J.; Zinkel, D.F.


27

"Magnetic Non-Equivalence in the Low-temperature Nuclear Magnetic Resonance Spectra of N-Benzyl-N-methylhydroxylamine and its Anion - Comparison with SCF-MO Calculations", Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.; Santos, M.A.

Revista Portuguesa de Quimica, 1985, 27, 492-499.

26

"The Fragmentation of Thiohydroxamic Acids", Florencio, M.H.; Duarte, M.F.N.; Santos, M.A.; Lobo, A.M.; Prabhakar, S.

Advances Mass Spectrometry, 1985, 1347-1348.

25

"A Synthesis of the Alkaloid Ismine", Prabhakar, S.; Lobo, A.M.; Marques, M.M.; Tavares, R.

Journal of Chemical Research, 1985, 394-395.

24

"Novel Triterpenoids from the Fungus Pisolithus tinctorius", Lobo, A.M.; Abreu, P.M.; Prabhakar, S.; Godinho, L.S.; Rzepa, H.S.; Sheppard, R.N


23

"Tetrahedral Intermediates formed during Acyl Transfer Reactions of Acetyl Cyanide", Lobo, A.M.; Marques, M.M.; Prabhakar, S.; Rzepa, H.S.

Journal Chemical Society, Chemical Communications, 1985, 1113-1115.

22

"X-Ray Structure of the Complex Formed between N-Bromosuccinimide and Diaza(2.2.2)Bicyclo-octane", Crowston, E.; Lobo, A.M.; Prabhakar, S.; Rzepa, H.S.; Williams, D.J.

Journal of the Chemical Society, Chemical Communications, 1984, 276-278.

21

"An X-Ray Crystallographic, 1H Nuclear Magnetic Resonance, and MNDO SCF-MO Conformational Study of o-Substituted N-Benzylbenzothiohydroxamic Acids", Lobo, A.M.; Prabhakar, S.; Santos, M.A.; Rzepa, H.S.; Williams, D.J.


20

"A Convenient Method for the Synthesis of N-Hydroxythiobenzamides-(C-Arylhydroxamic Acids)", Prabhakar, S.; Lobo, A.M.; Santos, M.A.; Rzepa, H.S.


19

"C-Substitution Reactions of C,N-Diaryl Nitrones", Lobo, A.M.; Prabhakar,S.; Rzepa, H.S.; Skapski, A.C.; Tavares, M.R.; Widdowson, D.A.


18

"Pisolactone, a Novel Triterpenoid Isolated from the Fungus Pisolithus tinctorius", Lobo, A.M.; Abreu, P.M.; Prabhakar, S.; Godinho, L.S.; Williams, D.J.


17

"Cardiotonic Steroids - Synthesis of 22-Oxygenated Cardenolides", Lobo, A.M.; Prabhakar, S.; Marques, M.M.

Revista Portuguesa de Quimica, 1982, 24, 179-182.

16

"Reactions between Hydroxylamines and Aroyl Cyanides", Prabhakar, S.; Lobo, A.M.; Marques, M.M.


15

"Total Synthesis of the Alkaloids (+)-Alpinigenine and (+)- cis - Alpinigenine", Prabhakar, S.; Lobo, A.M.; Tavares, M.R.; Oliveira, I.M.


14

"The Alkaloids of the Portuguese Ergot", Lobo, A.M.; Prabhakar, S.; Benito-Rodriguez, A.M.

Revista Portuguesa de Quimica, 1981, 23, 1-6.

13

"Rotational Isomerism between the E and Z Forms of Hydroxamic Acids in Strong Acid", Lobo, A.M.; Prabhakar, S.; Tavares, M.R.; Rzepa, H.S.


12 "Quimica Organica", Lobo, A.M.; Prabhakar, S.
Instituto Portugues de Ensino a Distancia, TP4 54, Lisboa, 1980.

11

"Hydrolysis of Oxaziridines. The Effects of Substituents on the Kinetics and Mechanism of the Acid-Catalysed Reactions", Butler, A.R.; Challis, B.C.; Lobo, A.M.; White, J.G. (in part)

Journal of the Chemical Society, Perkin Trans. II, 1979, 103.

10

"Hydrolysis of Oxaziridines. Evidence for both O- and N-Conjugate Acid Formation with 2,3,3-Triethyloxaziridine", Butler, A.R.; Challis, B.C.; Lobo, A.M.


9

"Boron Complexes as Control Synthons in Photocyclisations: An Improved Phenanthridine Synthesis", Prabhakar, S.; Lobo, A.M.; Tavares, M.R.

Journal of the Chemical Society, Chemical Communications, 1978, 884-885.

8

"Biossintese de Produtos Naturais - Metabolismo Secundario", Lobo, A.M. (coord.)

contribuicoes Cap. 1, 3 e 5, Serviços Graficos da UNL, Lisboa, 1977.

7

"Protonation on N-Methylhydroxamic Acids", Lobo, A.M.; Prabhakar, S.; Fonseca, M.T.C.; Rodriguez, A.M.B.


6

"Photochemical Approach to Rhoeadine Alkaloid Skeleton: Synthesis of (+)-cis - Alpinigenine", Prabhakar, S.; Lobo, A.M.; Oliveira, I.M.C.

Journal of the Chemical Society, Chemical Communications, 1977, 419.

5

"Conjugate Acid Structure for Oxaziridines Bearing Primary and Secondary 2-Alkyl Groups", Challis, B.C.; Lobo, A.M.


4 "Analise Estrutural Organica", Lobo, A.M.
Serviços Graficos da UNL, Lisboa, 1975.

3

"Cardiotonic Steroids. Synthesis of Cardenolides Sulphates", Lobo, A.M.; Prabhakar, S.; Baptista, M.J.O.; Cardoso, J.M.; Jorge, A.M.C.

Revista Portuguesa de Quimica, 1975, 17, 124.

2

"Phenol Oxidation and Biosynthesis. The Alkaloids of Erythrina lysistemon , E. abyssinica, E. poeppigiana, E. fusca and E. lithosperma; the Structure of Erythratidine", Barton, D.H.R.; Gunatilaka, A.L.; Letcher, R.M.; Lobo, A.M.; Widowson, D.A.


1 "Ring Cleavage of Oxaziridines", Lobo, A.M.
Ph.D. Thesis, University of London, 1971.