… Indolizidine alkaloids are a type of heterocyclic … of indolizidine alkaloids have been found
in marine and terrestrial animals and plants. The fundamental structure of indolizidine alkaloids …

… secondary metabolites, explicitly highlighting the quinolizidine alkaloids (QAs), characterizes
… The identified quinolizidine-related moieties can be involved in lead structures to develop …

… in many natural product alkaloids which are highly potent … One of the most common bioactive
indolizidine alkaloids is … In addition, further examples of bioactive indolizidine alkaloids are …

… a cis-quinolizidine conformation to minimize A 1,3 -strain between the E-ethylidine and C-16,
underscoring the importance of olefin geometry in 61 in monoterpene indole alkaloid …

… Indolizidines are heterocyclic compounds that are fused piperidines and it is a core unit of
alkaloids … -leuconolam 10 are other class of indolizidine alkaloids that has lactam ring (Figure 1…

… C,C-linked dimeric indolizidine alkaloids, they were isolated … Z/E isomeric indolizidine
alkaloids isolated from Flueggea … of quinolizidine alkaloids from the genus Myrioneuron [96]. …

… Indolizidine, quinolizidine and piperidine alkaloids encompass a large group of natural
products that display a broad range of biological activites.Therefore intense research effort have …

… Isoquinoline alkaloids are a diverse category of alkaloids found mostly in higher plants.
However, only a few classes of isoquinolinoid marine alkaloids exist. These alkaloids offer a …

… From the mode of action of phenanthroindolizidine alkaloid and oriRNA (Figure 2), we
can see that 9 position of phenanthroindolizidines is inserted into the inside of the hairpin-loop-…

This review deals with the synthesis of naturally occurring alkaloids containing partially or
completely saturated pyrimidine nuclei. The interest in these compounds is associated with …