Crystals of previously described para-naphthoquinone abietane diterpenoids 12, 16-
dideoxy-aegyptinone B and 12-deoxy-salvipisone were obtained from Zhumeria majdae …

Isobharangin isolated from the hexane extract of the root nodules of the Ayurvedic drug,
Pygmacopremna herbacea (Roxb) Moldenke has been shown to be 3β (R), 11-dihydroxy-5 …

Four new rearranged abietane diterpenoid hydroquinones, ajudecumins A–D (1–4),
together with two known rearranged abietane diterpenoids, three neo-clerodane …

From the roots of Zhumeria majdae, two new diterpene quinones with rearranged abietane
skeletons, 12, 16-dideoxy aegyptinone B and 12-deoxy-salvipisone, together with manool …

Five new guaiane-type sesquiterpenoids were obtained from the roots of Daphne genkwa.
Their gross structures were established by extensive spectroscopic analyses. Attempts on …

Seco and nor-seco isodhilarane-type meroterpenoids (SIMs and NSIMs) are mainly found in
Penicillium fungi and have been characterized by highly congested polycyclic skeletons and …

Two undescribed pyrrolizidine alkaloids, 13-dehydrosenkirkine (1) and
chloromethylretrorsine (2), along with three known analogues, onetine (3), retrorsine (4) …

Two new guaiane derivatives (1 and 2) along with six known sesquiterpenoids (3-8) were
isolated from the gorgonian Menella woodin. Their structures were elucidated by ID and 2D …

Two new neo-clerodane diterpenoids, ajugachin A and ajugachin B, as well as the
previously known ajugapitin and 14, 15-dihydroajugapitin have been isolated from Ajuga …

Sesquiterpenoids are terpenoid-derived compounds formed from three isoprene units with
diverse pharmacological activities. Sesquiterpenoids can be obtained from higher plants …