Výsledky vyhledávání - "Braga,Raquel M."

Akademický článek

A formal total synthesis of deoxynojirimycin from D-glucitol

Publikováno v: Journal of the Brazilian Chemical Society, Vol 14, Iss 5, Pp 822-827 (2003)

This report deals with the formal synthesis of deoxynojirimycin using D-glucitol as an inexpensive starting material. Through a sequence of several selective protection/deprotection and nucleophilic substitution reactions, many isopropylidene derivat

Externí odkaz: https://doaj.org/article/ef92c28fb19944ca92889cf7a7e3de01

Zobrazit plný text záznamu

Caavuranamide, a novel steroidal alkaloid from the ripe fruits of Solanum caavurana Vell. (Solanaceae)

Autor: Vaz, Nelissa Pacheco, Costa, Emmanoel V., Santos, Érica L., Mikich, Sandra Bos, Marques, Francisco A., Braga, Raquel M., Delarmelina, Camila, Duarte, Marta C. T., Ruiz, Ana Lúcia T. G., Souza, Vanessa H. S., Carvalho, João E. de, Maia, Beatriz H. L. N. Sales

Publikováno v: Journal of the Brazilian Chemical Society, Volume: 23, Issue: 2, Pages: 361-366, Published: FEB 2012

Phytochemical investigation of the ripe fruits of Solanum caavurana Vell. (Solanaceae) afforded a novel steroidal alkaloid with spirosolane-type skeleton, named as caavuranamide, together with the alkaloids 4-tomatiden-3-one and 5α-tomatidan-3-one.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=od_______608::7f8e7a3b1f3ef4f3592a3e2ae5a2168a
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532012000200025&lng=en&tlng=en

Zobrazit plný text záznamu

Chemical constituents isolated from the bark of Guatteria blepharophylla (Annonaceae) and their antiproliferative and antimicrobial activities

Autor: Costa,Emmanoel V., Marques,Francisco de Assis, Pinheiro,Maria Lúcia B., Braga,Raquel M., Delarmelina,Camila, Duarte,Marta Cristina T., Ruiz,Ana Lúcia T. G., Carvalho,João Ernesto de, Maia,Beatriz H. L. N. S.

Publikováno v: Journal of the Brazilian Chemical Society, Volume: 22, Issue: 6, Pages: 1111-1117, Published: JUN 2011
Journal of the Brazilian Chemical Society v.22 n.6 2011
Journal of the Brazilian Chemical Society
Sociedade Brasileira de Química (SBQ)
instacron:SBQ

Phytochemical study of the bark of Guatteria blepharophylla (Mart.) Mart. afforded twelve compounds, namely two sesquiterpenes, caryophyllene oxide (1) and spathulenol (3), one xanthone, lichexanthone (2), a mixture of steroids, β-sitosterol (4), an

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::15f63c7e9b8769df87a90049698427b1
http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-50532011000600016&lng=en&tlng=en

Zobrazit plný text záznamu