Nicotiana tabacum (tobacco) has attracted interest as one of the most economically
important industrial crops widely cultivated in China, whose dried leaves are popularly …

BACKGROUND To discover more efficient antimicrobial agents in agriculture, a series of
new quinazoline derivatives bearing both sulfonate ester and piperidine‐4‐carboxamide …

Eight new matrine-type alkaloids, flavesines G–J (1–4), alopecurine B (5), 7, 11-dehydro-
oxymatrine (6), 10-oxy-5, 6-dehydromatrine (7), and 10-oxysophoridine (8), along with nine …

Based on the structural characteristics of the cryptolepine alkaloid, a series of new
quindoline derivatives bearing various substituents were prepared and evaluated for their …

Phytochemical investigation on Forsythia suspensa (Thunb.) Vahl afforded 10 compounds,
including quinoid glycosides, lignan glycosides, phenylethanoid glycoside and allylbenzene …

Two new biocidal quinolinone alkaloids, 3-methoxy-l-methyl-2-propyl-4-quinolone [1] and 2
(1'-ethylpropyl)-l-methyl-4-quinolone {2), were efficiently isolated using reversed-phase …

Isoalantolactone, a natural product isolated from traditional Chinese medicinal herb roots of
Inula racemosa Hook. f.(Fam. Compositae), has been shown to possess strong antifungal …

Plant diseases caused by phytopathogenic fungi reduce the yield and quality of crops. To
develop novel antifungal agents, we designed and synthesized eight series of …

Phytopathogenic fungi have become a serious threat to the quality of agricultural products,
food security and human health globally, necessitating the need to discover new antifungal …

In the current study, 33 isoquinoline alkaloids belonging to protopine-, benzylisoquinoline-,
benzophenanthridine-, spirobenzylisoquinoline-, phthalideisoquinoline-, aporphine …