Regiodivergent Organocatalytic Reactions

M Viji, S Lanka, J Sim, C Jung, H Lee, M Vishwanath… - Catalysts, 2021 - mdpi.com
Organocatalysts are abundantly used for various transformations, particularly to obtain
highly enantio-and diastereomeric pure products by controlling the stereochemistry. These …

Lawsone as synthon in the catalytic asymmetric reactions

MA Pasha, K Anebouselvy, DB Ramachary - Tetrahedron, 2022 - Elsevier
Abstract Lawsone (2-hydroxy-1, 4-naphthoquinone) is a red-orange dye present in the
leaves of the henna plant (Lawsonia inermis), one of the most important synthon for many …

Rational design of naphthoquinone-based antibacterial agents through iridium-catalyzed enantioselective β-allenylation of 2-hydroxynaphthoquinones

A Chakrabarty, K Jaiswal, M De… - Organic Chemistry …, 2024 - pubs.rsc.org
Against the backdrop of the established biological properties of 2-hydroxynaphthoquinone
(lawsone) and related compounds, the rational design of chiral β-butyl lawsone derivatives …

Total synthesis of peshawaraquinone through late-stage [3+ 2] cycloaddition or α-ketol rearrangement

H Guo, L Ren, X Sang, X Lu, T Li, W Zhou… - Organic Chemistry …, 2024 - pubs.rsc.org
Two synthetic approaches to peshawaraquinone, an uncommon and complex
naphthoquinone meroterpenoid, are described. Key to the success of these synthetic …

The seven-step, one-pot regioselective synthesis of biologically important 3-aryllawsones: scope and applications

AV Krishna, DB Ramachary - Organic & Biomolecular Chemistry, 2022 - pubs.rsc.org
3-Aryllawsones are well known for their wide range of applications in medicinal chemistry,
but their synthesis has always remained challenging as no comprehensive protocol has …

Asymmetric synthesis of spiro [benzofuran-pyrrolidine]-indolinedione via bifunctional urea catalyzed [3+ 2]-annulation

S Bharani, BA Rao, LR Chowhan… - Organic & …, 2025 - pubs.rsc.org
In this study, we unveil a highly enantioselective [3+ 2] annulation protocol, adept at merging
N-2, 2, 2-trifluoroethylisatin ketimines with 3-alkylidene benzofuranones under quinine …

A bioinspired, one-step total synthesis of peshawaraquinone

TV de Castro, DM Huang, CJ Sumby, AL Lawrence… - Chemical …, 2023 - pubs.rsc.org
A concise synthesis of a stereochemically complex meroterpenoid, peshawaraquinone, via
the unsymmetrical dimerization of its achiral precursor, dehydro-α-lapachone, is reported …

Strategies for the Construction of Benzobicyclo [3.2. 1] octane in Natural Product Synthesis

JX Liu, H Li, SP Zhang, SC Lu… - Chemistry–A European …, 2024 - Wiley Online Library
Abstract Benzobicyclo [3.2. 1] octane is a cage‐like unique motif containing a bicyclo [3.2. 1]
octane structure fused with at least one benzene ring. It is found in various natural products …

Electrochemical ODI-[5+ 2] Cascade for the Syntheses of Diversely Functionalized Bicyclo [3.2. 1] octane Frameworks

Z Liu, J Hu, H Ding - Organic Letters, 2021 - ACS Publications
A metal-and hypervalent iodine reagent-free electrochemical oxidative dearomatization-
induced [5+ 2] cycloaddition/pinacol rearrangement cascade reaction was described. The …

Organocatalytic One‐Pot Synthesis of Pseudo‐Terpenoids

S Peraka, B Gorachand, A Hussain… - European Journal of …, 2022 - Wiley Online Library
Structurally complex cedrane scaffolds were synthesized in very good yields with high
chemo‐and diastereoselectivities in a sequential one‐pot manner. A combination of …