Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Arnaldo F. Imbiriba da ROCHA"'
Autor:
Maria Lúcia B. Pinheiro, Arnaldo F. Imbiriba da Rocha, Marco A. do N. Fernandes, Francisco José Queiroz Monte, José Daniel Figueroa Villar, Elizabete Rangel Cruz
Publikováno v:
Química Nova, Vol 27, Iss 2, Pp 188-192 (2004)
The present communication reports the isolation and identification of three lignans from metanolic root extracts of Strychnos guianensis (Aublet) Mart.: olivil (1), cycloolivil (2) and the unknown derivative cycloolivil carbonate (3). From hexane ext
Externí odkaz:
https://doaj.org/article/22f3ee987f4542c692505f7a7907567a
Autor:
Afonso Duarte Leão de Souza, Arnaldo F. Imbiriba da Rocha, Maria Lúcia Belém Pinheiro, Carlos Humberto de S. Andrade, Ana Lúcia de A. Queiroz Galotta, Maria do Perpétuo Socorro S. dos Santos
Publikováno v:
Química Nova, Vol 24, Iss 4, Pp 439-442 (2001)
Externí odkaz:
https://doaj.org/article/2bfcc120d09047edb98913ab0e09d859
Autor:
Cesar Sáenz SANCHEZ, Arnaldo F. Imbiriba da ROCHA, M. L. Belém PINHEIRO, Carlos H. S ANDRADE, Francisco José Queiroz MONTE
Publikováno v:
Acta Amazonica, Vol 29, Iss 3, Pp 419-419 (1999)
Dos extratos benzênico e clorofórmico da madeira de Swartzia brachyrachisHarms var. brachyrachis foram isolados, por métodos cromatográficos, uma isoflavona inédita (7,4'—diidroxi -5,3'5'-trimetoxi-6-metilisoflavona), denominada brachyrachisin
Externí odkaz:
https://doaj.org/article/584590db75c245549c461c50bc1f8022
Publikováno v:
Acta Amazonica, Vol 18, Iss suppl 1-2, Pp 213-216 (1988)
Externí odkaz:
https://doaj.org/article/72c070967c7d4f6e85128a781edb908b
Autor:
Evandro de Araújo Silva, Arnaldo F. Imbiriba da Rocha, Roberto Daibes Naiff, Jorge Ramon Arias
Publikováno v:
Acta Amazonica, Vol 18, Iss suppl 1-2, Pp 211-212 (1988)
Externí odkaz:
https://doaj.org/article/a6ad4156692b4257845ae4c7f44d1578
Autor:
Elizabete Rangel Cruz, Maria Lúcia B. Pinheiro, Marco A. do N. Fernandes, José Daniel Figueroa Villar, Francisco José Queiroz Monte, Arnaldo F. Imbiriba da Rocha
Publikováno v:
Química Nova v.27 n.2 2004
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ
The present communication reports the isolation and identification of three lignans from metanolic root extracts of Strychnos guianensis (Aublet) Mart.: olivil (1), cycloolivil (2) and the unknown derivative cycloolivil carbonate (3). From hexane ext
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::eeac6de63bbefb948bcf9e392d5b12ea
https://doi.org/10.1590/s0100-40422004000200003
https://doi.org/10.1590/s0100-40422004000200003
Autor:
Ana Lúcia de A. Queiroz Galotta, Maria Lúcia B. Pinheiro, Maria do Perpétuo Socorro S. dos Santos, Afonso D. L. de Souza, Arnaldo F. Imbiriba da Rocha, Carlos Humberto de S. Andrade
Publikováno v:
Química Nova, Vol 24, Iss 4, Pp 439-442 (2001)
Gustavia augusta is used in the folk medicine against leishmaniosis and showed anti-inflammatory action. The phytochemical studies of the plant stem bark have led to the isolation of (22E)-stigmasta-7,22-dien-3b-ol, 24a(S)-ethyl-5a-colesta-7,trans-22
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be74b49b230bf1c2acb05ded423b5dba
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422001000400002&tlng=pt
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-40422001000400002&tlng=pt
Autor:
Joëlle Quetin-Leclercq, Pascale Poukens-Renwart, Arnaldo F. Imbiriba da Rocha, Luc Angenot, Roger Warin, Maria-Lucia Belem-Pinheiro
Publikováno v:
Phytochemistry. 29:2746-2749
A new indolinic cryptoalkaloid, mattogrossine, has een isolated from the roots and branches of Strychnos mattogrossensis collected near Manaus. Elucidation of its structure is based mainly on 2D NMR studies. Two other indolinic alkaloids were also ob
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::31e87691eed55dbdf7fe680521cd94ce
https://doi.org/10.1016/0031-9422(90)85240-g
https://doi.org/10.1016/0031-9422(90)85240-g
Autor:
Cesar Sáenz Sanchez, Arnaldo F. Imbiriba da Rocha, M. L. Belém Pinheiro, C. H. S. Andrade, Francisco José Queiroz Monte
Publikováno v:
Acta Amazonica, Volume: 29, Issue: 3, Pages: 419-419, Published: SEP 1999
Acta Amazonica v.29 n.3 1999
Acta Amazonica
Instituto Nacional de Pesquisas da Amazônia (INPA)
instacron:INPA
Acta Amazonica, Vol 29, Iss 3, Pp 419-419 (1999)
Acta Amazonica v.29 n.3 1999
Acta Amazonica
Instituto Nacional de Pesquisas da Amazônia (INPA)
instacron:INPA
Acta Amazonica, Vol 29, Iss 3, Pp 419-419 (1999)
Dos extratos benzênico e clorofórmico da madeira de Swartzia brachyrachisHarms var. brachyrachis foram isolados, por métodos cromatográficos, uma isoflavona inédita (7,4'—diidroxi -5,3'5'-trimetoxi-6-metilisoflavona), denominada brachyrachisin
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9b826b1d05dea485badcb7c514af3c27
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59671999000300419&lng=en&tlng=en
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0044-59671999000300419&lng=en&tlng=en
Autor:
Arnaldo F. Imbiriba da Rocha, Joëlle Quetin-Leclercq, Luc Angenot, Maria-Lucia Belem-Pinheiro, Gabriel Llabres, Hélène Mavar-Manga
Publikováno v:
Phytochemistry, Vol. 43, no. 5, p. 1125-1127 (1996)
The isolation and structural determination of 9-methoxygeissoschizol from the stem bark of Strychnos guianensis is described. Elucidation of its structure is mainly based on NMR studies.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::fb019dc66e8f1c535b035a4a883de561
https://hdl.handle.net/2078.1/127000
https://hdl.handle.net/2078.1/127000