Abstract Alopecines A–E (1–5), five unusual matrine-type alkaloids featuring with an
additional dichlorocyclopropane (1–3) or a di/tri-chloromethyl (4/5) attached on the D ring …

Main observation and conclusion A phytochemical investigation on the seeds of Sophora
alopecuroides led to obtaining fourteen structurally diverse matrine‐based alkaloids (1 …

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 …

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 …

Five new matrine-type alkaloid dimers, alopecuroides A–E, were isolated from the aerial
parts of Sophora alopecuroides. Alopecuroides A and B represent the first dimeric matrine …

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 …

Three matrine-derived alkaloids, alopecuroidine A (1), alopecuroidine B (2a) and
alopecuroidine C (2b) were isolated from the seeds of Sophora alopecuroides. Their …

Sophoralines A–C, three novel [2+ 2] cycloaddition dimers of matrine-based alkaloids with
an unprecedented 6/6/6/6/4/6/6/6/6 nonacyclic skeleton containing 11 stereogenic centers …

Three new matrine-type alkaloids,(+)-5α-hydroxyoxysophocarpine (1),(−)-12β-
hydroxyoxysophocarpine (2), and (+)-5α-hydroxylemannine (3), along with 14 known …

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 …