Two previously undescribed amino acid-type alkaloids with unusual N-pyridinium cation (1–
2) and six known alkaloids (3–8), were isolated from the roots and rhizomes of Sophora …

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 …

Abstract Three new quinolizidine alkaloids (1− 3), including one new naturally isoflavone
and cytisine polymer (3), along with 6 known ones were isolated from the ethanol extract of …

A new β-carboline alkaloid (1) and two new matrine-type alkaloids (2 and 3), together with
two known alkaloids (4 and 5), were isolated from the roots of Sophora tonkinensi s. The …

The discovery of novel, effective, and botanical pesticides is one of the main strategies for
modern plant protection and insect pest control. During the search for novel botanical …

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 …

Quinolizidine alkaloids, a main form of alkaloids found in the genus Sophora, have been
shown to have many pharmacological effects. This review aims to summarize the …

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

Abstract Forty-three quinolizidine alkaloids (1–43), including twelve new matrine-type ones,
sophalodes A–L (1–7, 17, 19 and 28–30), were isolated from the seeds of Sophora …

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