A new matrine-type alkaloid, 7α-hydroxysophoramine (1), was isolated from the aerial parts
of Sophora alopecuroides together with eight known alkaloids, 12β-hydroxysophocarpine …

We studied the alkaloid constituents and bioactivity of Sophora flavescens (Leguminosae).
The constituents were isolated with silica gel column chromatography, semi-preparative …

Five new quinolizidine alkaloids, including three sparteine‐type alkaloids (1–3) and two
cytisine‐type alkaloids (4 and 5), along with four known ones, were isolated from the roots of …

Seventeen quinolizidine alkaloids, including a new matrine-type one, sophcence A (1), were
isolated from the roots of Sophora flavescens Alt. The structure of compound 1 was …

Although the quinolizidine alkaloids and flavonoids, the main active components of the
traditional Chinese medicine Sophora flavescens, have been largely investigated, a new …

A new 6a, 7-dehydroaporphine alkaloid, N-acetyldehydroanonaine and a new 2-quinolone
alkaloid, simulansine (2), together with 21 known compounds were isolated from the root …

抄録 Two new lupin alkaloids, which are the first ester derivatives of matrine-type lupin
alkaloids,(-)-14β-acetoxymatrine and (+)-14α-acetoxymatrine, were isolated from the leaves …

Seven alkaloids were isolated from the seed of Sophora alopecuroides and identified to be
oxymatrin, oxysophocarpine, cytisine, matrine, sophocarpine, sophoridine and nicotine …

From the bark of the endemic Hawaiian tree Sophora chrysophylla Seem. we have isolated
two unprecedented quainolizidine alkaloids, mamanine (4) and pohakuline (5). Both bases …

Three new 2-quinolinone alkaloids, zanthosimuline, huajiaosimuline, simulanoquinoline,
along with nine known compounds, N-acetylanonaine, chelerythrine, norchelerythrine …