One new tirucallan derivative, leutcharic acid (1) was isolated from Stereospermum
acuminatissimum stem bark together with the known compounds 3-oxo-22-hydroxyhopane …

In Vietnam, Macrosolen tricolor is used for the treatment of bloating, broken bones, cough,
diarrhea, diuretic, rheumatism, and laxative effects. The study aimed to identify the in vitro …

Three new diphenyl ethers, named praesorethers E, F and G (1, 2 and 3), were isolated from
the lichen Parmotrema praesorediosum. Their chemical structures were elucidated on the …

From the Lasianthus bidoupensis stems, two new compounds, including one new 9, 10-
anthraquinone, lasibidoupin A (1), and one new 6, 7-benzocoumarin, lasibidoupin B (2) …

Phytochemical investigation of the stem bark of Stereospermum acuminatissimum resulted
in the isolation of seventeen compounds, including four tirucallanes (1–4), three hopanes (5 …