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 …

Two new quinolizidine-based alkaloids (2 and 12), along with ten known ones (1, 3–11)
were isolated from the roots of S. tonkinensis. Their structures were determined by …

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 …

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

Quinolizidine alkaloids, as essential active ingredients extracted from Sophora
alopecuroides Linn, have been well concerned in the past several decades owing to the …

Four new alkaloids (1–4) belonging to rare examples of bis-amide matrine-type were
isolated from the seeds of sophora alopecuroides. Their structures including absolute …

Phytochemical investigation on the rhizomes of Sinomenium acutum led to the isolation of
new alkaloids sinomacutines A–E (1–5), and cephalonine-2-O-β-d-glucopyranoside (6) …

A phytochemical investigation on the alkaloid fractions of Sophora alopecuroides L. led to
the production of 11 undescribed matrine-type alkaloids, sophaloseedlines I–S (1− 11), 12 …

A phytochemical investigation on the alkaloids from water-soluble part of Sophora
alopecuroides led to obtain forty matrine-type alkaloids (1–40) including eighteen new ones …

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