Background: Amide bond formation reactions are the most important transformations in (bio)
organic chemistry because of the widespread occurrence of amides in pharmaceuticals …

Spirostanes, family of steroidal sapogenins continue to attract attention of organic chemists
due to their easily occurring cleavage reactions in F ring and because of the renaissance of …

The synthesis of several monomeric and dimeric steroidal [1, 2, 4] triazolo [1, 5-a]
pyrimidines (TPs) derived from steroids are described. These derivatives were prepared …

The convergent synthesis of novel cytotoxic certonardosterol D2 from diosgenin - ScienceDirect
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The morphological control of polymer micellar aggregates is an important issue in
applications such as nanomedicine and material science. Stimuli responsive soft materials …

The naturally occurring dinorcholanic lactone vespertilin and two other non-natural
derivatives bearing the 5α-hydroxy-6-oxo moiety were synthesized starting from the readily …

The total synthesis of (−)-omuralide, a potent specific proteasome inhibitor, has been
achieved through an unprecedented route. The C3 and C4 chiral centers of the natural …

In the plant kingdom, steroidal lactones occur as glycosides, compounds consisting of a
sugar moiety linked to a steroid aglycone. Steroidal lactones consist of five fused rings, with …

BF3·Et2O-induced Beckmann rearrangement of 23-hydroxyiminosapogenins. A shortcut to
bisnorcholanic lactones - ScienceDirect Skip to main contentSkip to article Elsevier logo …

Favorskii rearrangement of 23-oxo-3-epi-smilagenin acetate induced by iodosobenzene -
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