Reductive Electrophotocatalytic α‐C− H Arylation of Cyclic Ketones with Aryl Chlorides

H Aman, R Chang, J Ye - ChemCatChem, 2024 - Wiley Online Library
Abstract α‐Aryl cyclocarbonyls are important building blocks in organic synthesis. While
many methods have been developed for their synthesis, the use of readily available and …

Catalyst-Controlled Diastereoselective Synthesis of Bridged [3.3. 1] Bis (Indolyl)-Oxanes and Oxepanes via Desymmetrization of Bis (Indolyl)-Cyclohexadienones

AK Mishra, A Chauhan, S Kumar, R Kant… - Organic Letters, 2023 - ACS Publications
A catalyst-controlled divergent synthesis of bridged [3.3. 1] bis (indolyl)-oxanes and cis-[6.7]
fused bis (indolyl) oxepanes via diastereoselective desymmetrization of bis (indolyl) …

Manganese‐Mediated Reductive Alkylation of Thiazolyl‐Phosphonium Salts

M Yang, J Fang, H Liu, X Lu, J Zhou… - Advanced Synthesis …, 2023 - Wiley Online Library
Reductive functionalization reactions between two electrophiles is a straightforward protocol
to access carbon‐carbon bonds without use of organometallic reagents prepared in …

Polycyclic Pyrazoles from Alkynyl Cyclohexadienones and Nonstabilized Diazoalkanes via [3+ 2]-Cycloaddition/[1, 5]-Sigmatropic Rearrangement/Aza-Michael …

RK Patel, P Jha, A Chauhan, R Kant, R Kumar - Organic Letters, 2024 - ACS Publications
An efficient method for the stereoselective synthesis of “all center substituted” polycyclic
pyrazoles from alkynyl cyclohexa-2, 5-dienones and nonstabilized diazoalkanes via …

Anion-Relay Double Aza-Michael–Michael Cascades to Enone-Tethered Cyclohexadienones: Access to an Intricate Bridged Ring System

A Chauhan, RK Patel, A Yadav, R Kant… - Organic Letters, 2024 - ACS Publications
An anion-relay double aza-Michael–Michael addition strategy has been reported for the
synthesis of intricate scaffolds from enone-tethered cyclohexadienones and primary amines …

Metal-free functionalization of tyrosine residues in short peptides and study of the morphological alterations

S Karmakar, G Sukumar, S Prasanthkumar… - Chemical …, 2024 - pubs.rsc.org
An efficient functionalization of tyrosine residues in phenolic regions is achieved under
metal-free conditions. The strategy involves the conversion of a tyrosine residue to 4-amino …

Bridged‐Ring Skeletons from Organoaluminium‐Mediated Nucleophilic Addition‐Cyclization Sequence of p‐Quinone Monoacetals and Grignard Reagents

Y Fan, K Yin, X Li, J Huang… - Advanced Synthesis & …, 2023 - Wiley Online Library
Described herein is the development of an organoaluminium‐mediated tandem conjugate
addition‐cyclization sequence of p‐quinone monoacetals with 2‐siloxyphenyl Grignard …

Functionalization of tyrosine containing short peptides via oxidative dearomatization strategy

BK Jha, S Karmakar, JR Dhanaji, PS Mainkar… - Tetrahedron …, 2023 - Elsevier
An efficient strategy to afford pyrrolidine derivatised peptides through late-stage modification
of tyrosine-containing short peptides is presented. The metal-free dearomative strategy …

Diastereoselective Cascade Double Michael Addition to Access Bridged Coumarins, Oxindoles and Spirooxindoles: A Sustainable Strategy for Synthesis of …

K Nayani, S Battula, H Bhumannagari… - ChemMedChem - Wiley Online Library
An efficient and concise synthesis of highly functionalized bridged coumarins has been
developed through a diastereoselective double Michael addition reaction of p‐quinols with …