Isolation, biological activity, and synthesis of isoquinoline alkaloids

X Yang, X Miao, L Dai, X Guo, J Jenis, J Zhang… - Natural product …, 2024 - pubs.rsc.org
Covering: 2019 to 2023 Isoquinoline alkaloids, an important class of N-based heterocyclic
compounds, have attracted considerable attention from researchers worldwide. To follow up …

Asian Ancistrocladus Lianas as Creative Producers of Naphthylisoquinoline Alkaloids

D Feineis, G Bringmann - Ancistrocladus Naphthylisoquinoline Alkaloids, 2023 - Springer
This book describes a unique class of secondary metabolites, the mono-and dimeric
naphthylisoquinoline alkaloids. They occur in lianas of the paleotropical Ancistrocladaceae …

Collective total synthesis of fusicoccane diterpenoids via Yu [5+ 2+ 1] cycloaddition and oxidative Nazarov cyclization

S Xie, Y Chen, Y Zhang, Z Zhang, X Hu, C Yan… - Cell Reports Physical …, 2024 - cell.com
The fusicoccane diterpenoids have triggered particular interest from the organic synthesis
community in recent years, owing to their promising biological profiles and complex …

A rhodium-catalyzed C–H activation/cyclization approach toward the total syntheses of cassiarin C and 8-O-methylcassiarin A from a common intermediate

DF Vargas, S Fonzo, SO Simonetti… - Organic & …, 2024 - pubs.rsc.org
Three short and efficient total syntheses of cassiarin C are reported, from a chromanone
common key intermediate. AC–H activation strategy, under rhodium catalysis on its pivaloyl …

Rhodium (III)-catalyzed C–H activation-based first total synthesis of 6-O-methyl anciscochine, an alkaloid isolated from Ancistrocladus tectorius

DF Vargas, BS Romero, EL Larghi, TS Kaufman - Synthesis, 2020 - thieme-connect.com
The concise and efficient first total synthesis of 6-O-methyl anciscochine, employing a
tandem C–C/C–N formation approach via a rhodium-catalyzed C–H activation/alkenylation …

Eco-friendly methoximation of aromatic aldehydes and ketones using MnCl2.4H2O as an easily accessible and efficient catalyst

MC Ontivero, TS Kaufman… - Royal Society Open …, 2021 - royalsocietypublishing.org
Methoximes are important as a class of intermediates and products, among fine chemicals
and specialties. The development of a new, facile and efficient method for their synthesis is …

Ruthenium‐Catalyzed C H Activation in Target Oriented Synthesis of Natural Products and Active Pharmaceutical Intermediates

Y Kommagalla, CV Ramana - Handbook of CH …, 2022 - Wiley Online Library
In this article, some of the ruthenium‐catalyzed directed and nondirected C H activation led
functionalizations, such as alkylation, alkenylation, arylation, and amidation, which have …

On the Use of CeCl3.7H2O as a Catalyst for the Synthesis of Hydrazones Derived from Aromatic Aldehydes and Ketones

DF Vargas, BS Romero, TS Kaufman, EL Larghi - Chemistry Proceedings, 2020 - mdpi.com
Hydrazonation of acetophenones and benzaldehydes under CeCl3 assistance was
evaluated. The transformations entailed the use of the respective hydrazines (H2N–NH2 …

[PDF][PDF] Comparative Study of Eco-Friendly Methoximation of Aldehydes and Ketones Using MnCl2. 4H2O and CeCl3. 7H2O as Catalysts

M Ontivero, T Kaufman, I Cortés, A Bracca - Chem. Proc, 2021 - sciforum.net
Methoximes are a special group among oxime ethers; they are notoriously the most widely
used oxime derivatives both, in chemical synthesis and in the pharmaceutical industry. For …