In addition to sitosterol, syringaldehyde, 3, 4, 5-trimethoxybenzoic acid, isoelemicin and
grandisin, two new tetrahydrofuran lignans were isolated from Piper solmsianun and …

Five tetrahydrofuran lignans and two known flavones were isolated from the aerial parts of
Peperomia blanda. The structures of the isolated lignans were elucidated by interpretation of …

A tetrahydrofuran lignan as well as the known tetrahydrofuran lignan,(−)-grandisin, and five
phenylpropanoid derivatives were isolated from Piper solmsianum. Their structures were …

Bioassay-guided fractionation of the organic extract of Ambrosia tenuifolia Sprengel
(Asteraceae) led to the isolation of two bioactive sesquiterpene lactones with significant …

The phytochemical investigation of the crude ethanol extract of the leaves of Nectandra
megapotamica afforded three new (2d, 3b, and 3c) and eight known (1a− d, 2a− c, and 3a) …

Abstract A new lignan, 3, 4, 5′-trimethoxy-3′, 4′-methylenedioxy-7, 9′: 7′, 9
diepoxylignan (1)(6-[4-(3, 4-dimethoxy-phenyl)-tetrahydro-furo [3, 4-c.] furan-1-yl]-4-methoxy …

Besides the known compounds longistylines C (1), D (2), and 3, 5-dimethoxystilbene (5), five
new prenylated stilbenes, named chiricanines A− E (3, 4, 6− 8), have been isolated from the …

Piperaceae species are abundant in the tropics and are important components of secondary
vegetation. Many of these plants have received considerable attention due to their wide …

In continuation of a search for new antiprotozoal agents from plants of the family Asteraceae,
Tarchonanthus camphoratus and Schkuhria pinnata have been investigated. By following …

Two new butyrolactones: aspernolides F (6) and G (7), together with three stigmasterol
derivatives:(22E, 24R)-stigmasta-5, 7, 22-trien-3-β-ol (1), stigmast-4-ene-3-one (2), and …