Aporphine alkaloids embedded in 4 H-dibenzo [de, g] quinoline four-ring structures belong
to one of the largest subclasses of isoquinoline alkaloids. Aporphine is a privileged scaffold …

Bladder cancer is the 10th most commonly diagnosed cancer worldwide. Although the
incidence in men is 4 times higher than that in women, the diagnoses are worse for women …

Trees of the Annona species that grow in the tropics and subtropics contain compounds that
are highly valuable for pharmacological research and medication development and have …

Background Protopine is an isoquinoline alkaloid that possesses various biological activities
including the anti-tumour activity. However, the effects of protopine on liver carcinoma cells …

Plant species from Annonaceae are commonly used in traditional medicine to treat various
cancer types. This study aimed to investigate the antiproliferative potential of an alkaloid and …

Abstractika The Monimiaceae, Siparunaceae, and Atherospermataceae, formerly included
in the broad ''old''Monimiaceae family, have long been known for their uses in traditional …

Aporphines, a major group of aporphinoid alkaloids, exhibit interesting and diverse
pharmacological activities. A set of dimeric aporphines with an aryloxy group at C8, C9, and …

From the caudex of Stephania glandulifera Miers, five alkaloids were isolated using a cold
percolation method with 90% methanol. The methanol extract was fractionated into three …

2, 7-Naphthyridine is one of the six structural isomers of pyridopyridine. Biological
investigations have shown that these compounds have a broad spectrum of activity. They …

The stereoselective addition of ethyl acetate enolate to the C═ N bond of N-tert-
butylsulfinylimines has been investigated in depth. A significant effect of the LHMDS amount …