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6-methoxyquercetin-3-0-(6-E-feruloyl)-beta-D-glucopyranoside from Paepalanthus polyanthus (Eriocaulaceae)
(Elsevier B.V., 2002-05-01)
The new 6-methoxyquercetin-3-O-(6-E-feruloyl)-beta-D-glucopyranoside (1) was isolated from the aerial parts of Paepalanthus polyanthus and characterized by spectroscopic methods, mainly 1D and 2D NMR experiments, as well ...
6-methoxyquercetin-3-0-(6-E-feruloyl)-beta-D-glucopyranoside from Paepalanthus polyanthus (Eriocaulaceae)
(Elsevier B.V., 2002-05-01)
The new 6-methoxyquercetin-3-O-(6-E-feruloyl)-beta-D-glucopyranoside (1) was isolated from the aerial parts of Paepalanthus polyanthus and characterized by spectroscopic methods, mainly 1D and 2D NMR experiments, as well ...
Flavonoids from Chiococca braquiata (Rubiaceae)
(2004-07-01)
A new flavonol 4′-methoxykaempferol-7-(acetyloxy)-3,5-O-α-L- rhamnoside (1), was isolated from the leaves of Chiococca braquiata, along with three known flavonoids apigenin, 7-O-methoxyquercetrin and quercetrin and four ...
Flavonoids from Chiococca braquiata (Rubiaceae)
(2004-07-01)
A new flavonol 4′-methoxykaempferol-7-(acetyloxy)-3,5-O-α-L- rhamnoside (1), was isolated from the leaves of Chiococca braquiata, along with three known flavonoids apigenin, 7-O-methoxyquercetrin and quercetrin and four ...
Chemical metabolome assay by high-resolution Orbitrap mass spectrometry and assessment of associated antitumoral activity of Actinocephalus divaricatus
(2018-02-15)
Rationale: Actinocephalus divaricatus (Eriocaulaceae) is an important source of income for rural communities as it is sold as an ornamental plant. To date, no investigation has been conducted concerning the chemical ...
HPLC-DAD based method for the quantification of flavonoids in the hydroethanolic extract of Tonina fluviatilis Aubl. (Eriocaulaceae) and their radical scavenging activity
(Sociedade Brasileira de Química, 2014)
This article describes the isolation and identification of flavonoids in the hydroethanolic extract of the aerial parts from Tonina fluviatilis and evaluation of their antiradical activity. A method based on HPLC-DAD was ...
Phytochemical study and evaluation of the antimicrobial activity and cytotoxicity of Cuscuta racemosa
(Sociedade Brasileira de Farmacognosia, 2011)
Cuscuta racemosa Mart. is a parasitic plant of the Convolvulaceae family, used in popular medicine as an anti-inflammatory and a diuretic, for stomach and hepatic disorders, and for treating fresh wounds. This plant is ...