A Ni-catalyzed (4 + 2) cycloaddition of bicyclic 3-azetidinones and alkynes was developed
to access indolizidine and quinolizidine alkaloids. A key element was the development of a …

… Fused indolizidines and quinolizidines are important skeletons in a variety of natural … A
one-pot tandem route from amide to fused indolizidines and quinolizidines is disclosed. This …

Leontidine and camoensine, the main representatives of the small quinolizidine‐indolizidine
alkaloid subgroup, are characterized by an inner bispidine system to which a 2‐pyridone …

… The quinolizidine alkaloids (QAs) … quinolizidines, differentiating them from other alkaloids
derived from the l-lysine pathway, such as piperidine, indolizidine, and lycopodium alkaloids. (3…

… “Simple” indolizidines are alkaloids wherein bicyclic nucleus is not fused to other rings [[14], …
“Fused” indolizidines are represented by a number of classes of alkaloids, the most …

… This fact raised immense interest in indolizidine and quinolizidine alkaloids, which have shown
… Chapter 1 reviews the biological activities of these alkaloids and represents the synthetic …

… A fundamental understanding of the biological activity of important alkaloids is also
highlighted in this chapter. With the … True alkaloid Indolizidine alkaloids Quinolizidine alkaloids …

… Recent studies on lupin alkaloids from Maackia tashiroi, a leguminous plant native to Japan…
several indolizidine compounds related to the more typical quinolizidine lupin alkaloids.4647 …

… (1) In this study, we report the discovery of two new quinolizidine alkaloids, quinolizidomycins
A (1) and B (2) from Streptomyces sp. KIB-1714, and the putative biosynthetic pathway of …

… Like indolizidine alkaloids, 78 a variety of quinolizidine alkaloids are insecticides since
they can inhibit phenylalanine tRNA binding to ribosomes.111, 112 These effects probably …