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1. A Tribute to Prof. Otto Gottlieb (OG-486GT)
Vanderlan da S. Bolzani and Gordon M. Cragg
DOI: https://doi.org/10.3998/ark.5550190.0005.601
Full Text: PDF (71K)
pp. 1 - 4
accepted Jun 5 2003; published Jul 7 2003;
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2. Production of methyl-3-orsellinate by organic synthesis or by altered biosynthetic pathways using lichen immobilisates (OG-1000GR)
Lauxo Xavier Filho, Eugenia C. Pereira, Carlos Vicente and María-Estrella Legaz
DOI: https://doi.org/10.3998/ark.5550190.0005.602
Full Text: PDF (124K)
pp. 5 - 11
received Dec 2 2003; accepted Mar 31 2004; published Apr 8 2004;
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3. Synthesis and complete assignments of 1H and 13C NMR spectra of mesoionic 1,3-thiazolium-2 thiolates (OG-1061GP)
Bruno Freitas Lira, Joseph Miller, Alfredo Mayall Simas, Petrônio Filgueiras de Athayde Filho, Aderson de Farias Dias, Ricardo Oliveira Silva and Vicente Carlos de Oliveira
DOI: https://doi.org/10.3998/ark.5550190.0005.603
Full Text: PDF (181K)
pp. 12 - 21
received Jan 24 2004; accepted May 12 2004; published May 14 2004;
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4. Synthesis and characterization of three new organo-selenium compounds. A convenient synthesis of aroylselenoglycolic acids (OG-1064GP)
Petrônio Filgueiras de Athayde-Filho, Antônio Gouveia de Souza, Soraya Alves de Morais, José Regis Botelho, José Maria Barbosa-Filho, Joseph Miller and Bruno Freitas Lira
DOI: https://doi.org/10.3998/ark.5550190.0005.604
Full Text: PDF (147K)
pp. 22 - 26
received Jan 28 2004; accepted May 12 2004; published May 14 2004;
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5. Synthesis of 2,3-dihydrobenzofuran-2-ones and 2,3-dihydrobenzothiophen-2- and 3-ones by rearrangements of 3-hydroxy analogs (OG-1035GP)
Alan R. Katritzky, Kostyantyn Kirichenko, Deniz Hür, Xiaoming Zhao, Yu Ji and Peter J. Steel
DOI: https://doi.org/10.3998/ark.5550190.0005.605
Full Text: PDF (277K)
pp. 27 - 44
received Jan 19 2004; accepted Mar 21 2004; published May 26 2004;
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6. Unusual natural 9,10-dihydrophenanthrenes from roots of Toona ciliata (OG-1125GP)
Ian Castro-Gamboa, M. Fátima das G. F. da Silva, Edson Rodrigues Fo, João B. Fernandes, Paulo C. Vieira and Antônio L. Pinheiro
DOI: https://doi.org/10.3998/ark.5550190.0005.606
Full Text: PDF (126K)
pp. 45 - 53
received Apr 19 2004; accepted Jul 6 2004; published Jul 18 2004;
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7. A new arylnaphthalene type lignan from Cordia rufescens A. DC. (Boraginaceae) (OG-1066GP)
Sâmia Andrícia Souza da Silva, Augusto Lopes Souto, Maria de Fátima Agra, Emídio Vasconcelos Leitão da-Cunha, José Maria Barbosa-Filho, Marcelo Sobral da Silva and Raimundo Braz-Filho
DOI: https://doi.org/10.3998/ark.5550190.0005.607
Full Text: PDF (111K)
pp. 54 - 58
received Jan 28 2004; accepted Jul 6 2004; published Jul 30 2004;
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8. Composition and antimicrobial activity of the essential oil from aerial parts of Baccharis trinervis (Lam.) Pers (OG-1022GP)
Maria Rose Jane R. Albuquerque, Elnatan B. Souza, Maria Usileide D.S. Lins, Nadja A.P. Nogueira, Telma Leda G. Lemos, Edilberto R. Silveira and Otília Deusdênia L. Pessoa
DOI: https://doi.org/10.3998/ark.5550190.0005.608
Full Text: PDF (110K)
pp. 59 - 65
received Dec 18 2003; accepted Jul 31 2004; published Aug 2 2004;
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9. Composition of essential oils from three Ocimum species obtained by steam and microwave distillation and supercritical CO2 extraction (OG-1005GP)
Maria Goretti de Vasconcelos Silva, Francisco José de Abreu Matos, Paulo Roberto Oliveira Lopes, Fábio Oliveira Silva and Márcio Tavares Holanda
DOI: https://doi.org/10.3998/ark.5550190.0005.609
Full Text: PDF (101K)
pp. 66 - 71
received Dec 11 2003; accepted Jul 31 2004; published Aug 2 2004;
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10. High-performance liquid chromatographic analysis of bioactive quinones from Auxemma glazioviana (OG-1047GP)
José G.M. Costa, Angela M.C. Arriaga, Marcos C. de Mattos, Otilia D.L. Pessoa, Ronaldo F. Nascimento and Telma L.G. Lemos
DOI: https://doi.org/10.3998/ark.5550190.0005.610
Full Text: PDF (146K)
pp. 72 - 79
received Jan 19 2004; accepted Aug 1 2004; published Aug 2 2004;
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11. An improved high performance liquid chromatography method for separation of lipophilic triterpenes from Wunderlichia crulsiana followed by gas chromatography analysis (OG-1069GP)
Cecilia Veronica Nuñez, Ernani Pinto, Pio Colepicolo and Nidia Franca Roque
DOI: https://doi.org/10.3998/ark.5550190.0005.611
Full Text: PDF (157K)
pp. 80 - 88
received Feb 3 2004; accepted Jul 31 2004; published Aug 2 2004;
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12. Cytotoxicity of derivatives of oncocalyxone A from Auxemma oncocalyx Taub (OG-993GP)
Cláudia Pessoa, Telma L.G. Lemos, Otília D.L. Pessoa, Manoel O. Moraes, Denissa Vasconcellos, Letícia V. Costa-Lotufo and Albert Leyva
DOI: https://doi.org/10.3998/ark.5550190.0005.612
Full Text: PDF (154K)
pp. 89 - 94
received Nov 24 2003; accepted Jul 30 2004; published Aug 5 2004;
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13. Benzoyl-methylpolyols from Croton species (Euphorbiaceae) (OG-1063GP)
Pedro R. Barbosa, Miguel Fascio, Dirceu Martins and Nidia F. Roque
DOI: https://doi.org/10.3998/ark.5550190.0005.613
Full Text: PDF (108K)
pp. 95 - 102
received Jan 28 2004; accepted Aug 1 2004; published Aug 13 2004;
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14. Pollinator attraction devices (floral fragrances) of some Brazilian orchids (OG-1045GP)
Mariza G. Reis, Emerson R. Pansarim, Ubiratan F. da Silva, Maria do C. Estanislau do Amaral, Anita J. Marsaioli
DOI: https://doi.org/10.3998/ark.5550190.0005.614
Full Text: PDF (130K)
pp. 103 - 111
received Jan 16 2004; accepted Jul 30 2004; published Aug 13 2004;
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15. Synthesis of trypanocidal tetrahydrofuran lignans (OG-1053GP)
Ken-ichi Nihei, Katsuhiko Konno, Lilian Sibele Campos Bernardes, Norberto Peporine Lopes, Sergio Albuquerque, Ivone de Carvalho, Mônica Talarico Pupo, Roberto Carlos Campos Martins, Massuo Jorge Kato
DOI: https://doi.org/10.3998/ark.5550190.0005.615
Full Text: PDF (285K)
pp. 112 - 126
received Jan 30 2004; accepted Aug 17 2004; published Aug 27 2004;
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16. Bioactive pyrones and flavonoids from Cryptocarya ashersoniana seedlings (OG-1054GP)
Maria A. G. Ricardo, Márcio A. Andreo, Alberto J. Cavalheiro, Ian C. Gamboa, Vanderlan S. Bolzani and Dulce H. S. Silva
DOI: https://doi.org/10.3998/ark.5550190.0005.616
Full Text: PDF (243K)
pp. 127 - 136
received Jan 31 2004; accepted Sep 14 2004; published Sep 19 2004;
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17. In vitro propagation of Maytenus ilicifolia (Celastraceae) as potential source for antitumoral and antioxidant quinomethide triterpenes production. A rapid quantitative method for their analysis by reverse-phase high-performance liquid chromatography (OG-1068GP)
Waldemar Buffa Filho, Vanderlan da Silva Bolzani, Maysa Furlan, Sarazete Izidia Vaz Pereira, Ana Maria Soares Pereira and Suzelei Castro França
DOI: https://doi.org/10.3998/ark.5550190.0005.617
Full Text: PDF (372K)
pp. 137 - 146
received Jan 30 2004; accepted Sep 14 2004; published Sep 19 2004;
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