Podophyllotoxin: history, recent advances and future prospects
Podophyllotoxin, along with its various derivatives and congeners are widely recognized as
broad-spectrum pharmacologically active compounds. Etoposide, for instance, is the …
broad-spectrum pharmacologically active compounds. Etoposide, for instance, is the …
Synthesis of Functionalized α‐Vinyl Aldehydes from Enaminones
J Chen, P Guo, J Zhang, J Rong, W Sun… - Angewandte …, 2019 - Wiley Online Library
An efficient RhII‐catalyzed synthesis of functionalized α‐vinyl aldehydes with high E/Z
stereoselectivity was developed. The reaction mediates the cyclopropanation of …
stereoselectivity was developed. The reaction mediates the cyclopropanation of …
Direct allylic acylation via cross-coupling involving cooperative N‑heterocyclic carbene, hydrogen atom transfer, and photoredox catalysis
X Wang, R Yang, B Zhu, Y Liu, H Song, J Dong… - Nature …, 2023 - nature.com
Herein, we report a mild, operationally simple, multicatalytic method for the synthesis of β, γ-
unsaturated ketones via allylic acylation of alkenes. Specifically, the method combines N …
unsaturated ketones via allylic acylation of alkenes. Specifically, the method combines N …
Mizoroki–Heck cyclizations of amide derivatives for the introduction of quaternary centers
JM Medina, J Moreno, S Racine, S Du… - Angewandte …, 2017 - Wiley Online Library
We report non‐decarbonylative Mizoroki–Heck reactions of amide derivatives. The
transformation relies on the use of nickel catalysis and proceeds using sterically hindered tri …
transformation relies on the use of nickel catalysis and proceeds using sterically hindered tri …
Asymmetric total synthesis of (+)-phainanoid A and biological evaluation of the natural product and its synthetic analogues
Here, we report our detailed efforts toward the synthesis of phainanoids, a novel class of
dammarane-type triterpenoids with potent immunosuppressive activities and unique …
dammarane-type triterpenoids with potent immunosuppressive activities and unique …
Transition-metal-free chemo-and regioselective vinylation of azaallyls
Abstract Direct C (sp 3)–C (sp 2) bond formation under transition-metal-free conditions offers
an atom-economical, inexpensive and environmentally benign alternative to traditional …
an atom-economical, inexpensive and environmentally benign alternative to traditional …
Photocatalytic Cross-Coupling of Tetrafluoropyridine Sulfides with Vinyl Halides for the Synthesis of β, γ-Unsaturated Carbonyl Compounds
MK Zaman, R Li, W Deng - The Journal of Organic Chemistry, 2023 - ACS Publications
β, γ-Unsaturated carbonyl compounds serve as versatile building blocks in organic
synthesis and medicinal chemistry. Herein we reported the synthesis of β, γ-unsaturated …
synthesis and medicinal chemistry. Herein we reported the synthesis of β, γ-unsaturated …
From selective transfer hydrogenation to selective hydrogen auto-transfer process: An efficient method for the synthesis of alkenyl ketones via iridium-catalyzed α …
X Xu, C Yang, S Li, C Meng, J Yu, J Yang, F Li - Journal of Catalysis, 2021 - Elsevier
A strategy for the synthesis of alkenyl ketones via the α-alkylation of ketones with alkenyl
ketones has proposed and accomplished. In the presence of a metal–ligand bifunctional …
ketones has proposed and accomplished. In the presence of a metal–ligand bifunctional …
Ni-catalyzed alkenylation of ketone enolates under mild conditions: catalyst identification and optimization
A procedure for Ni-catalyzed cross-coupling of ketone enolates with alkenyl halides has
been developed. Intermolecular coupling of aromatic and aliphatic ketone lithium enolates …
been developed. Intermolecular coupling of aromatic and aliphatic ketone lithium enolates …
Chemodivergent Photocatalytic Synthesis of Dihydrofurans and β, γ‐Unsaturated Ketones
A Quintavalla, R Veronesi, D Carboni… - Advanced Synthesis …, 2021 - Wiley Online Library
A synthetic procedure, catalysed by Ir (ppy) 3 under visible‐light irradiation, for the
chemodivergent synthesis of 2, 3‐dihydrofurans (3) or β, γ‐unsaturated ketones (7) starting …
chemodivergent synthesis of 2, 3‐dihydrofurans (3) or β, γ‐unsaturated ketones (7) starting …