Two Dibenzylbutyrolactol Derivatives and Other Chemical Constituents from Aristolochia peltato-deltoidea

Autor: Silva Ana Paula Freitas da, Palmeira Júnior Sebastião Ferreira, Conserva Lucia Maria, Guilhon Giselle Maria S. Pinheiro

Publikováno v: Journal of the Brazilian Chemical Society, Vol 10, Iss 2, Pp 122-126 (1999)

The hexane extract from the aerial parts of Aristolochia peltato-deltoidea Hoehne (Aristolochiaceae) afforded two new epimeric lignans of the type dibenzylbutyrolactol, rel-(8R, 8?S, 9S)-3,4-dimethoxy-3?,4?-methylenedioxy-9beta-ethoxy- and rel-(8R, 8

Externí odkaz: https://doaj.org/article/3367f78a44354be4bf698ba6204d0f00

Essential oil composition of Croton palanostigma Klotzsch from north Brazil

Autor: Brasil,Davi do Socorro B., Muller,Adolfo Henrique, Guilhon,Giselle Maria S. P., Alves,Cláudio Nahum, Andrade,Eloísa Helena A., Silva,Joyce Kelly R. da, Maia,José G. S.

Publikováno v: Journal of the Brazilian Chemical Society, Volume: 20, Issue: 6, Pages: 1188-1192, Published: 2009
Journal of the Brazilian Chemical Society v.20 n.6 2009
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ

The essential oils of leaves, twigs, branches, trunk bark and fruits of Croton palanostigma were analyzed by GC and GC-MS. The main compounds found in the oil of the leaves were linalool (25.4%), (E)-caryophyllene (21.0%), methyleugenol (17.2%) and �

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::6693841086d58f92605be210da89ea0f
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532009000600026&lng=en&tlng=en

Comparative analyses of the allelopathic potential of the hydroalcoholic extract and essential oil of 'Cipo-D’alho' (Bignoniaceae) leaves

Autor: Souza Filho, Antônio Pedro da Silva, Guilhon, Giselle Maria S. P., Zoghbi, Maria das Graças Bichara, Cunha, A.R.L.

Publikováno v: Repositório Institucional do MPEG
Museu Paraense Emílio Goeldi (MPEG)
instacron:MPEG

A alelopatia é um importante mecanismo que influencia a estabilidade de agroecossistemas. A identificação desse caráter, em muitos casos, realiza-se via análise dos efeitos de extratos brutos polares. No presente trabalho, caracterizou-se a ativ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od______3056::22cb79b8339d1d992d8105037033fcde
http://repositorio.museu-goeldi.br/handle/mgoeldi/255

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