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Americo Eduardo de Castro Lemos. Concluiu o doutoramento em Quimica Orgânica - University of Liverpool em 1992. É Professor Auxiliar na Universidade do Algarve. Publicou artigos em revistas especializadas. Possui 1 processo. Actua na área de Ciências Exactas com ênfase em Química. Nas suas actividades profissionais interagiu com 29 colaboradores em co-autorias de trabalhos científicos. No seu curriculum DeGóis os termos mais frequentes na contextualização da produção científica, tecnológica e artístico-cultural são: Heterocycles, Cicloadição, Diels-Alder, azoalkene, Heterociclos, Azirinas, nitrosoalkene, aminoacidos, Ionic liquid e Catalysis.
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Identification

Personal identification

Full name
Américo Eduardo Castro Lemos

Citation names

  • Lemos, Americo

Author identifiers

Ciência ID
A81D-6DC7-31E4
ORCID iD
0000-0001-9588-4555

Telephones

Telephone
  • (351) 289800900 Ext.: 7619 (Professional)

Addresses

  • Universidade do Algarve, Faculdade de Ciências e Tecnologia, Departamento de Química e Farmácia. Campus de Gambelas, 8005-139, Faro, Portugal (Professional)

Websites

  • w3.ualg.pt/~alemos (Professional)

Knowledge fields

  • Exact Sciences - Chemical Sciences - Organic Chemistry

Languages

Language Speaking Reading Writing Listening Peer-review
English Advanced (C1) Advanced (C1) Advanced (C1) Advanced (C1)
French Advanced (C1) Advanced (C1) Intermediate (B1) Advanced (C1)
Spanish; Castilian Intermediate (B1) Intermediate (B1) Beginner (A1) Intermediate (B1)
Italian Beginner (A1) Beginner (A1) Beginner (A1) Intermediate (B1)
Education
Degree Classification
1989 - 1992
Concluded
 Quimica Orgânica (Doutoramento)
University of Liverpool, United Kingdom
"New Aminoacids from Pyrroles" (THESIS/DISSERTATION)
 N/A
Affiliation

Teaching in Higher Education

Category
Host institution 		Employer
1999/11 - Current Assistant Professor (University Teacher) Universidade do Algarve Faculdade de Ciências e Tecnologia, Portugal
1998/11 - Current Assistant Professor (University Teacher) Universidade do Algarve, Portugal
Outputs

Publications

Book chapter
  1. Lemos, Americo. "On-water synthesis of a dipyrromethane va bis-hetero-diels-Alder reaction of an azoalkene with pyrrole". In Comprehensive Organic Chemistry Experiments for the Laboratory Classroom, 671-673. Cambridge - UK, United Kingdom: Royal Society of Chemistry, 2016.
    Published
  2. Lemos, Americo. "Radical methods for the construction of four- and three-membered ring heterocycles". In Recent Research Developments in Heterocyclic Chemistry, 59-79. Trivandum: Research Signposy, 2007.
    Published
Journal article
  1. Ana L. Cardoso; Susana M. M. Lopes; Carla Grosso; Marta Pineiro; Américo Lemos; Teresa M. V. D. Pinho e Melo. "One-Pot Synthetic Approach to Dipyrromethanes and Bis(indolyl)methanes via Nitrosoalkene Chemistry". Journal of Chemical Education (2021): https://doi.org/10.1021/acs.jchemed.1c00184.
    10.1021/acs.jchemed.1c00184
  2. Cláudia Alves; Carla Grosso; Pedro Barrulas; José A. Paixão; Ana L. Cardoso; Anthony J. Burke; Américo Lemos; Teresa M. V. D. Pinho e Melo. "Asymmetric Neber Reaction in the Synthesis of Chiral 2-(Tetrazol-5-yl)-2H-Azirines". Synlett (2020): https://doi.org/10.1055/s-0039-1691533.
    10.1055/s-0039-1691533
  3. Grosso, Carla; Brigas, Amadeu; de los Santos, Jesús M.; Palacios, Francisco; Lemos, Américo; Pinho e Melo, Teresa M. V. D.. "Natural deep eutectic solvents in the hetero-Diels–Alder approach to bis(indolyl)methanes". Monatshefte für Chemie - Chemical Monthly 150 7 (2019): 1275-1288. http://dx.doi.org/10.1007/s00706-019-02421-7.
    10.1007/s00706-019-02421-7
  4. Carla Grosso; Marta Liber; Amadeu F. Brigas; Teresa M. V. D. Pinho e Melo; Américo Lemos. "Regioselectivity in Hetero Diels–Alder Reactions". Journal of Chemical Education (2019): https://doi.org/10.1021/acs.jchemed.7b00933.
    10.1021/acs.jchemed.7b00933
  5. Susana M. M. Lopes; Ana L. Cardoso; Américo Lemos; Teresa M. V. D. Pinho e Melo. "Recent Advances in the Chemistry of Conjugated Nitrosoalkenes and Azoalkenes". Chemical Reviews (2018): https://doi.org/10.1021/acs.chemrev.8b00375.
    10.1021/acs.chemrev.8b00375
  6. Grosso, Carla; Cardoso, Ana L.; Rodrigues, Maria João; Marques, Cátia; Barreira, Luísa; Lemos, Américo; Pinho e Melo, Teresa M.D.V.. "Hetero-Diels-Alder approach to Bis(indolyl)methanes". Bioorganic & Medicinal Chemistry 25 3 (2017): 1122-1131.
    Published • 10.1016/j.bmc.2016.12.028
  7. Grosso, Carla; Cardoso, Ana Lúcia; Lemos, Américo; Varela, João; Rodrigues, Maria João; Custódio, Luísa; Barreira, Luísa; Pinho e Melo, Teresa M.V.D.. "Novel approach to bis(indolyl)methanes: De novo synthesis of 1-hydroxyiminomethyl derivatives with anti-cancer properties". European Journal of Medicinal Chemistry 93 c (2015): 9-15. http://www.sciencedirect.com/science/article/pii/S0223523415000707.
    Published • 10.1016/j.ejmech.2015.01.050
  8. Smitka, Jaroslav; Lemos, Américo; Porel, Mintu; Jockusch, Steffen; Belderrain, Tomás R.; Tesarová, Eva; Da Silva, José P.. "Phototransformation of benzimidazole and thiabendazole inside cucurbit[8]uril". Photochemical & Photobiological Sciences 13 2 (2014): 310-310.
    Published • 10.1039/c3pp50336d
  9. Pereira, Nelson; Lopes, Susana; Lemos, Américo; Pinho e Melo, Teresa. "On-Water Synthesis of Dipyrromethanes via Bis-Hetero-Diels–Alder Reaction of Azo- and Nitrosoalkenes with Pyrrole". Synlett 25 03 (2014): 423-427.
    Published • 10.1055/s-0033-1340300
  10. Grosso, Carla; Lemos, Américo; Pinho e Melo, Teresa. "Conjugate Addition of Pyrazoles to Halogenated Nitroso- and Azoalkenes: A New Entry to Novel Bis(pyrazol-1-yl)methanes". Synlett 25 20 (2014): 2868-2872.
    Published • 10.1055/s-0034-1379306
  11. Lopes, Susana M. M.; Lemos, Américo; Pinho e Melo, Teresa M. V. D.. "Reactivity of Dipyrromethanes towards Azoalkenes: Synthesis of Functionalized Dipyrromethanes, Calix[4]pyrroles, and Bilanes". European Journal of Organic Chemistry 2014 31 (2014): 7039-7048.
    Published • 10.1002/ejoc.201402944
  12. Nunes, Sandra C. C.; Lopes, Susana M. M.; Gomes, Clara S. B.; Lemos, Américo; Pais, Alberto A. C. C.; Pinho e Melo, Teresa M. V. D.. "Reactions of Nitrosoalkenes with Dipyrromethanes and Pyrroles: Insight into the Mechanistic Pathway". The Journal of Organic Chemistry 79 21 (2014): 10456-10465.
    Published • 10.1021/jo502095k
  13. Cardoso, A.L.; Lemos, A.; Pinho E Melo, T.M.V.D.. "Selective synthesis of tetrasubstituted 4-(tetrazol-5-yl)-1H-imidazoles from 2-(tetrazol-5-yl)-2H-azirines". European Journal of Organic Chemistry 2014 24 (2014): 5159-5165. http://www.scopus.com/inward/record.url?eid=2-s2.0-84905970205&partnerID=MN8TOARS.
    10.1002/ejoc.201402559
  14. Pereira, Nelson A.M.; Lemos, Américo; Serra, Arménio C.; Pinho e Melo, Teresa M.V.D.. "Functionalization of dipyrromethanes via hetero-Diels–Alder reaction with azo- and nitrosoalkenes". Tetrahedron Letters 54 12 (2013): 1553-1557. http://hdl.handle.net/10400.1/5687.
    Published • 10.1016/j.tetlet.2013.01.032
  15. Cardoso, Ana Lúcia; Gimeno, Lourdes; Lemos, Américo; Palacios, Francisco; Pinho e Melo, Teresa M. V. D.. "The Neber Approach to 2-(Tetrazol-5-yl)-2H-Azirines". The Journal of Organic Chemistry 78 14 (2013): 6983-6991. http://hdl.handle.net/10400.1/5688.
    Published • 10.1021/jo4006552
  16. Lopes, Susana M. M.; Brigas, Amadeu F.; Palacios, Francisco; Lemos, Américo; Pinho e Melo, Teresa M. V. D.. "[4+2] Cycloadditions of 3-Tetrazolyl-1,2-diaza-1,3-butadienes: Synthesis of 3-Tetrazolyl-1,4,5,6-tetrahydropyridazines". European Journal of Organic Chemistry 2012 11 (2012): 2152-2160. http://hdl.handle.net/10400.1/1045.
    Published • 10.1002/ejoc.201101826
  17. Lopes, Susana M.M.; Palacios, Francisco; Lemos, Américo; Pinho e Melo, Teresa M.V.D.. "Diels–Alder reactions of 3-(1H-tetrazol-5-yl)-nitrosoalkenes: synthesis of functionalized 5-(substituted)-1H-tetrazoles". Tetrahedron 67 46 (2011): 8902-8909. http://hdl.handle.net/10400.1/1046.
    Published • 10.1016/j.tet.2011.09.051
  18. Lemos, Americo; Lemos, Americo. "Cycloaddition reactions of conjugated azoalkenes". Targets in Heterocyclic Systems: Chemistry and Properties 14 (2011): 1-18. http://www.oldsoc.chim.it/files/adminsci/LibriCollane/doc/ContentsTHS14.pdf.
    Published
  19. Lemos, Americo; João Paulo Lourenço. "Cycloaddition reactions of nitrosoalkenes, azoalkenes and nitrile oxides mediated by hydrotalcite". Arkivoc 2010 (2010): 170-182. http://hdl.handle.net/10400.1/1032.
    Published
  20. Lopes, S.M.M.; Lemos, A.; Melo, T.M.V.D.P.E.. "A hetero-Diels-Alder approach to functionalized 1H-tetrazoles: Synthesis of tetrazolyl-1,2-oxazines, -oximes and 5-(1-aminoalkyl)-1H-tetrazoles". Tetrahedron Letters 51 51 (2010): 6756-6759. http://www.scopus.com/inward/record.url?eid=2-s2.0-78650205574&partnerID=MN8TOARS.
    Published • 10.1016/j.tetlet.2010.10.095
  21. Lemos, A.; Lourenço, J.P.. "Cycloaddition reactions of nitrosoalkenes, azoalkenes and nitrile oxides mediated by hydrotalcite". Arkivoc 2010 5 (2010): 170-182. http://www.scopus.com/inward/record.url?eid=2-s2.0-77953589884&partnerID=MN8TOARS.
  22. Lemos, Americo; Maria José Chão alves. "Ethyl 2-(Diisopropoxyphosphoryl)-2H-azirine-3-carboxylate: Reactions with Nucleophilic 1,3-Dienes". Synthesis 2009 19 (2009): 3263-3266. http://hdl.handle.net/10400.1/1042.
    Published • 10.1055/s-0029-1216945
  23. Lemos, Americo; João Paulo Lourenço. "Hydrotalcite Catalysed [4+2] Cycloaddition Reactions of Nitroso- and Azo-alkenes". Tetrahedron Letters 50 12 (2009): 1311-1313. http://hdl.handle.net/10400.1/1043.
    Published • 10.1016/j.tetlet.2009.01.045
  24. Anabela A Valente. "Catalytic Epoxidation and Sulfoxidation Activity of a Dioxomolybdenum(VI) Complex Bearing a Chiral Tetradentate Oxazoline Ligand". Catalysis Letters 132 1-2 (2009): 94-103. http://hdl.handle.net/10400.1/5686.
    Published • 10.1007/s10562-009-0065-1
  25. Lemos, A.. "Addition and cycloaddition reactions of phosphinyl- and phosphonyl-2H-azirines, nitrosoalkenes and azoalkenes". Molecules 14 10 (2009): 4098-4119. http://www.scopus.com/inward/record.url?eid=2-s2.0-70350506065&partnerID=MN8TOARS.
    Published • 10.3390/molecules14104098
  26. Lemos, Americo; Marta Lopes. "Reactions of Azovinylphosphonates with Nucleophilic Alkenes and Heterocycles : Synthesis of Tetrahydropyridazine-3-phosphonate and 2-Substituted-1-hydrazonoethylphosphonate Derivatives". Phosphorus, Sulfur Silicon Relat. Elem. 183 11 (2008): 2882-2890. http://hdl.handle.net/10400.1/1048.
    Published • 10.1080/10426500802028393
  27. Lemos, Americo; Emanuel Guimaraes; Marta Lopes. "Reactions of Nitrosovinylphosphonates with Electron-Rich Alkenes and Heterocycles". Phosphorus, Sulfur Silicon Relat. Elem. 182 9 (2007): 2149-2155. http://hdl.handle.net/10400.1/1044.
    Published • 10.1080/10426500701407425
  28. Lemos, Americo; Antonio Gil Fortes; Maria José Chão alves. "Synthesis and Reactivity of 3-(2-Pyridyl)-2H-azirines with Dienes". Synthesis 04 (2005): 555-558. http://hdl.handle.net/10400.1/1522.
    Published • 10.1055/s-2004-837296
  29. Alves, M.J.; Fortes, A.G.; Lemos, A.; Martins, C.. "Ethyl 3-(2-pyridyl)-2H-azirine-2-carboxylate: Synthesis and reaction with dienes". Synthesis 4 (2005): 555-558.
    Published
  30. Alves, M.J.; Fortes, G.; Guimarães, E.; Lemos, A.. "Intermolecular alkyl radical addition to methyl 2-(2,6-dichlorophenyl)-2H-azirine-3-carboxylate". Synlett 10 (2003): 1403-1406. http://www.scopus.com/inward/record.url?eid=2-s2.0-0042069858&partnerID=MN8TOARS.
  31. Gilchrist, T.L.; Lemos, A.; Ottaway, C.J.. "Azabicyclo[3.2.0]heptan-7-ones (carbapenams) from pyrrole". Journal of the Chemical Society - Perkin Transactions 1 20 (1997): 3005-3012. http://www.scopus.com/inward/record.url?eid=2-s2.0-33748654012&partnerID=MN8TOARS.
  32. Gilchrist, T.L.; Lemos, A.. "Reaction of pyrroles with ethyl 2-nitroso- and 2-azo-propenoates, and with ethyl cyanoformate N-oxide: A comparison of the reaction pathways". Journal of the Chemical Society, Perkin Transactions 1 13 (1993): 1391-1396. http://www.scopus.com/inward/record.url?eid=2-s2.0-37049084006&partnerID=MN8TOARS.
  33. Gilchrist, Thomas L.; Lemos, Américo. "Synthesis of 2-acylamino-1,2-dihydropyrrolizin-3-ones from pyrrole". Tetrahedron 48 36 (1992): 7655-7662.
    Published • 10.1016/S0040-4020(01)90377-1
  34. Clarke, S. "Reactions of azoalkenes derived from hydrazones of ethyl bromopyruvate with electron rich alkenes and heterocycles". Tetrahedron 47 29 (1991): 5615-5624. http://hdl.handle.net/10400.1/934.
    Published • 10.1016/S0040-4020(01)80992-3

Other

Other output
  1. Synthesis of Bis(indolyl)methane oximes via Hetero Diels-Alder cycloadditions and their applications. Processo. 2013. Lemos, Americo; Pinho e Melo, Teresa M.V.D.; Cardoso, Ana Lúcia; Carla Grosso; Luísa Barreira; João Varela; Luísa Custódio; Maria João Rodrigues.
Activities

Jury of academic degree

Topic
Role 		Candidate name (Type of degree)
Institution / Organization
2012 Sistemas Conjugados: Importância na ação e potenciação de fármacos Nuno Alexandre Guerreiro Alves (Master)
Universidade do Algarve, Portugal
2012 Reacções de Ciclo-adição na Síntese de Novos Heterociclos Funcionalizados Susana Margarida Martins Lopes (PhD)
Universidade de Coimbra, Portugal
2011 Estudo e aplicação de reacções de cicloadição entre ciclopentadieno e oximas na síntese de análogos pirrolidínicos N-fosforilados Carlos alberto duarte Sousa (PhD)
Universidade do Porto, Portugal
2009 Novel chiral phosphonium ionic liquids as solvents and catalysts for cycloadditions Jianguo Yu (PhD)
University of Bradford, United Kingdom
2006 Síntese e Reactividade de 2H-azirinas João Henriques Sousa (PhD)
Universidade do Minho, Portugal
2005 Endo Selective Diels-Alder Reactions of Heterocycles in Phosphonium Ionic Liquids Ana Gomes (Other)
Universidade do Algarve, Portugal

University of Bradford, United Kingdom
2003 Estudos de Síntese de Heterociclos de Nitrogénio via Ciclo-Adição e Reactividade de 2H-Azirinas Clara Sofia Barreiro Gomes (Master)
Universidade de Coimbra, Portugal
2002 Estudos de Síntese de Heterociclos de Nitrogénio via Ciclo-Adição e Reactividade de 2H-Azirinas Isabel Guerreiro de Almeida (Master)
Universidade do Minho, Portugal
2002 Estudos de Selectividade na Redução Catalítica por Transferência de Hidrogénio de Éteres Benzílicos de Tetrazol Nelson Cabrita Martins (Other)
Universidade do Algarve, Portugal
2002 Design, Síntese e Caracterização de Pró-fármacos Bifuncionais Pedro Duarte Morais Fernandes Arantes da Silva (Other)
Universidade do Algarve, Portugal
2002 Formação dos Nitritos nas Canalizações da Água Pedro Costa (Other)
2002 Estudos Solvolíticos em Éteres Aril-Heteroaromáticos Sílvia Maria M. A. Correia (Other)
Universidade do Algarve, Portugal
2001 Métodos Físicos e Químicos de Medida de Poluentes Gasosos e Particulados Dália José Santos Lourenço (Other)
Universidade do Algarve, Portugal

Evaluation committee

Activity description
Role 		Institution / Organization Funding entity
2012 - Current American chemical society - Research Petroleum Fund