TsNBr 2 Mediated Synthesis of 2‐Acylbenzothiazoles and Quinoxalines from Aryl Methyl Ketones under Metal Free Condition

TsNBr2 promoted decarboxylative bromination of α,β-unsaturated carboxylic acids

(2018) Debojit Hazarika et al.   TETRAHEDRON LETTERS

Expeditious one-pot multicomponent microwave-assisted green synthesis of substituted 2-phenyl Quinoxaline and 7-bromo-3-(4-ethylphenyl) pyrido[2,3-b]pyrazine in water–PEG and water–ethanol

(2017) Santosh A. Jadhav et al.   SYNTHETIC COMMUNICATIONS

Metal free synthesis of quinoxalines from alkynes via a cascade process using TsNBr2

(2017) Debojit Hazarika et al.   TETRAHEDRON

CuI catalyzed sulfamidation of arylboronic acid using TsNBr 2 at room temperature

(2017) Dineshwori Chanu Loukrakpam et al.   TETRAHEDRON LETTERS

Synthesis, 3D-QSAR analysis and biological evaluation of quinoxaline 1,4-di-N-oxide derivatives as antituberculosis agents

(2016) Yuanhu Pan et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Use of Bromine and Bromo-Organic Compounds in Organic Synthesis

(2016) Indranirekha Saikia et al.   CHEMICAL REVIEWS

Design, synthesis and anti-HIV activity of novel quinoxaline derivatives

(2016) Saloni B. Patel et al.   EUROPEAN JOURNAL OF MEDICINAL CHEMISTRY

A Metal-Free Protocol for Aminofunctionalization of Olefins Using TsNBr2

(2016) Kamal Krishna Rajbongshi et al.   JOURNAL OF ORGANIC CHEMISTRY

N,N-Dibromo-p-Toluenesulfonamide (TsNBr2): A Promising Alternative Bromo-Organic Reagent

(2016) Prodeep Phukan et al.   SYNLETT

TsNBr 2 mediated oxidative functionalization of alkynes

(2016) Kamal Krishna Rajbongshi et al.   TETRAHEDRON

Copper-II mediated tandem reaction between aromatic ketones and 2-aminobenzenethiol for the synthesis of 2-aroylbenzothiazoles

(2016) Jaishree K. Mali et al.   TETRAHEDRON LETTERS

Molecular modeling studies and synthesis of novel quinoxaline derivatives with potential anticancer activity as inhibitors of c-Met kinase

(2015) Hebat-Allah S. Abbas et al.   BIOORGANIC & MEDICINAL CHEMISTRY

Concise Access to 2-Aroylbenzothiazoles by Redox Condensation Reaction between o-Halonitrobenzenes, Acetophenones, and Elemental Sulfur

(2015) Thanh Binh Nguyen et al.   ORGANIC LETTERS

Sodium Sulfide: A Sustainable Solution for Unbalanced Redox Condensation Reaction between o-Nitroanilines and Alcohols Catalyzed by an Iron–Sulfur System

(2015) Thanh Nguyen et al.   SYNTHESIS-STUTTGART

Unexpected C-C bond cleavage ofα-nitroketone in the presence of TsNBr2: A new pathway for C-N bond formation

(2015) Manas Jyoti Sarma et al.   SYNTHETIC COMMUNICATIONS

Metal-free protocol for the synthesis of α-bromo ketones from olefins using TsNBr2

(2015) Kamal Krishna Rajbongshi et al.   TETRAHEDRON LETTERS

Hypervalent Iodine(III) Sulfonate Mediated Synthesis of Quinoxalines in Liquid PEG-400

(2015) Pei-Ying Lin et al.   JOURNAL OF THE CHINESE CHEMICAL SOCIETY

Chemoselective Copper-Catalyzed Acylation of Benzothiazoles with Aryl Methyl Ketones

(2014) Qiang Feng et al.   ADVANCED SYNTHESIS & CATALYSIS

Iodine-mediated oxidative annulation for one-pot synthesis of pyrazines and quinoxalines using a multipathway coupled domino strategy

(2014) K. K. Durga Rao Viswanadham et al.   CHEMICAL COMMUNICATIONS

Rapid and Total Bromination of Aromatic Compounds Using TsNBr2Without Any Catalyst

(2014) Indranirekha Saikia et al.   SYNTHETIC COMMUNICATIONS

A catalyst-free protocol for direct oxidative esterification of alcohols and aldehydes

(2014) Kamal Krishna Rajbongshi et al.   TETRAHEDRON LETTERS

Facile generation of α,α-dibromodimethyl ketals from alkynes using TsNBr2

(2014) Kamal Krishna Rajbongshi et al.   TETRAHEDRON LETTERS

Antibacterial activity of quinoxalines, quinazolines, and 1,5-naphthyridines

(2013) Ajit K. Parhi et al.   BIOORGANIC & MEDICINAL CHEMISTRY LETTERS

Synthesis and Mechanism of Hypoglycemic Activity of Benzothiazole Derivatives

(2013) Ella Meltzer-Mats et al.   JOURNAL OF MEDICINAL CHEMISTRY

Design and Synthesis of 2-Acylbenzothiazoles via In Situ Cross-Trapping Strategy from Benzothiazoles with Aryl Ketones

(2013) Qinghe Gao et al.   JOURNAL OF ORGANIC CHEMISTRY

A Simple and Straightforward Approach to Quinoxalines by Iron/Sulfur-Catalyzed Redox Condensation of o-Nitroanilines and Phenethylamines

(2013) Thanh Binh Nguyen et al.   ORGANIC LETTERS

Iron-catalyzed arylation or aroylation of benzothiazoles with benzylic alcohols and aryl ketones

(2013) Jian Wang et al.   TETRAHEDRON

Iron-catalyzed 2-acylbenzothiazole formation from aryl ketones and benzothiazoles using oxygen as oxidant

(2013) Saiwen Liu et al.   TETRAHEDRON LETTERS

An iodobenzene-catalysed domino route toward quinoxaline derivatives from simple ketones and o-phenylenediamines in one pot

(2013) Xiaoqing Li et al.   JOURNAL OF CHEMICAL RESEARCH

A highly efficient catalyst-free protocol for C–H bond activation: sulfamidation of alkyl aromatics and aldehydes

(2012) Arun Jyoti Borah et al.   CHEMICAL COMMUNICATIONS

I2 promoted domino oxidative cyclization for one-pot synthesis of 2-acylbenzothiazoles via metal-free sp3 C–H functionalization

(2012) Yan-Ping Zhu et al.   CHEMICAL COMMUNICATIONS

Optimization of Hydroxybenzothiazoles as Novel Potent and Selective Inhibitors of 17β-HSD1

(2012) Alessandro Spadaro et al.   JOURNAL OF MEDICINAL CHEMISTRY

A Multipathway Coupled Domino Strategy: Metal-free Oxidative Cyclization for One-Pot Synthesis of 2-Acylbenzothiazoles from Multiform Substrates

(2012) Yan-ping Zhu et al.   ORGANIC LETTERS

Logic design and synthesis of quinoxalines via the integration of iodination/oxidation/cyclization sequences from ketones and 1,2-diamines

(2012) Mi Lian et al.   TETRAHEDRON

Et3N-catalyzed oxidative dehydrogenative coupling of α-unsubstituted aldehydes and ketones with aryl diamines leading to quinoxalines using molecular oxygen as oxidant

(2012) Chun Zhang et al.   TETRAHEDRON

A facile noncatalytic pathway for the nitrene transfer process: expeditious access to aziridines

(2011) Indranirekha Saikia et al.   CHEMICAL COMMUNICATIONS

Copper-Catalyzed Synthesis of Quinoxalines witho-Phenylenediamine and Terminal Alkyne in the Presence of Bases

(2011) Wen Wang et al.   ORGANIC LETTERS

Iodine (III)-mediated one-pot synthesis of quinoxaline by tandem nucleophilic substitution and cyclisation

(2011) Xiangsheng Xu et al.   JOURNAL OF CHEMICAL RESEARCH

Safe and Reliable Synthesis of Diazoketones and Quinoxalines in a Continuous Flow Reactor

(2010) Laetitia J. Martin et al.   ORGANIC LETTERS

Efficient Protocol for Stereoselective Epoxidation of Cinnamic Esters Using TsNBr2

(2010) Indranirekha Saikia et al.   SYNTHETIC COMMUNICATIONS

One-pot synthesis of quinoxaline-2-carboxylate derivatives using ionic liquid as reusable reaction media

(2010) H.M. Meshram et al.   TETRAHEDRON LETTERS

A rapid synthesis of quinoxalines starting from ketones

(2010) K. Padmavathy et al.   TETRAHEDRON LETTERS

Facile generation of vicinal bromoazides from olefins using TMSN3 and TsNBr2 without any catalyst

(2009) Indranirekha Saikia et al.   TETRAHEDRON LETTERS

Fragment Based Design of New H4Receptor−Ligands with Anti-inflammatory Properties in Vivo

(2008) Rogier A. Smits et al.   JOURNAL OF MEDICINAL CHEMISTRY