Eleven previously undescribed alkaloids, named sinometumines AK, along with three
known alkaloids, were isolated from the rhizomes of Sinomenium acutum. The chemical …

Tonkinensines A (1) and B (2), two novel cytisine-type alkaloids that feature the skeleton
with a linkage to pterocarpan, were isolated from the roots of Sophora tonkinensis. Their …

Six alkaloids were isolated from the mature seeds of Sophora viciifolia for the first time. On
the basis of physicochemical and spectroscopic analysis, their structures have been …

Three new (1-3), together with three known (4-6) isoquinoline alkaloids were isolated from
the whole plants of Thalictrum glandulosissimum. Their structures were elucidated by …

Six undescribed alkaloids together with 15 known alkaloids were isolated from the aerial
parts of Aconitum carmichaelii. Their structures were elucidated extensively by NMR and …

(+)-12α-Hydroxysophocarpine (8), a new quinolizidine alkaloid was isolated from the roots
of Sophora flavescens, together with 10 known quinolizidine alkaloids,(+)-oxymatrine (1),(+) …

In order to explore novel natural product-based anti-oomycete and anti-fungal agents,
twenty cinchona alkaloid carbamate derivatives (1a-d, 2a-d, 3a-d, 4a-d, and 5a-d) were …

Phytochemical investigation of Sophora secundiflora alkaloid fraction led to isolation of one
new quinolizidine alkaloid (1) 13-methoxyanagyrine together with six known ones (2–7) …

Seven undescribed monoterpenoid indole alkaloids, two N (4)-chloromethylation artifacts,
and 10 known alkaloids were isolated from the stems and twigs of Strychnos cathayensis …

Three new matrine‐type alkaloids, 8β‐hydroxyoxysophoridine (1), 9β‐hydroxysophoridine
(2), 9β‐hydroxyisosophocarpine (3), together with one known analog, 11, 12 …