Three new C19-norditerpenoid alkaloids (1–3), along with two known C19-norditerpenoid
alkaloids (4–5) have been isolated from Aconitum szechenyianum. Their structures were …

Four new quinolizidine alkaloids, including three matrine-type alkaloids, 8α-
hydroxysophocarpine (1), 13β-hydroxyoxymatrine (2), 9α-acetoxymatrine (3), and one …

Sinomenium acutum Rehder et Wilson (Menispermaceae) is a deciduous shrub grown in
Asia, particularly in Japan, China, and Korea. The stems and roots of the plant are widely …

Twelve guaiane-type sesquiterpenoids, including four new ones, 10-O-methyl-orientalol A
(1), 10-O-ethyl-alismoxide (2), 3β, 4β-expoxy-chrysothol (3), orientalol G (4), and a new …

Investigation of the 80% ethanol extract of the aerial parts of Psammosilene tunicoide
afforded two carboline alkaloids (1–2), a γ-pyrone derivative (3), two p-hydroxy cinamic acid …

An investigation of alkaloids present in the leaves and stems of Tylophora ovata led to the
isolation of two new septicine alkaloids and one new phenanthroindolizidine alkaloid …

A phytochemical study of the root barks of Aconitum sinchiangense WT Wang, a traditional
Chinese herb medicine, led to the isolation of 15 diterpenoid alkaloids, including one new …

Abstract A novel trinorsesquiterpene (1), three new (2–4), and 10 known sesquiterpenes
were isolated from the roots of Inula racemosa Hook. f. The structures and absolute …

Phytochemical investigation of Melodinus fusiformis led to a new aspidosperma-
aspidosperma bisindole alkaloid (BIA), bis-19 β-hydroxyvenalstonidine (1), together with …