An efficient and convenient protocol for the synthesis of quinoxalines and dihydropyrazines via cyclization–oxidation processes using HClO4·SiO2 as a heterogeneous recyclable catalyst ☆

[1]  C. Yao,et al.  Cerium (IV) ammonium nitrate (CAN) as a catalyst in tap water: A simple, proficient and green approach for the synthesis of quinoxalines , 2006 .

[2]  M. Krishnaiah,et al.  An efficient, rapid and regioselective nuclear bromination of aromatics and heteroaromatics with NBS using sulfonic-acid-functionalized silica as a heterogeneous recyclable catalyst , 2006 .

[3]  J. Banerjee,et al.  Treatment of Baylis–Hillman adducts with triethyl orthoacetate in the presence of heterogeneous catalysts: a method for the stereoselective synthesis of two different types of trisubstituted alkenes , 2006 .

[4]  F. Palacios,et al.  Straightforward access to pyrazines, piperazinones, and quinoxalines by reactions of 1,2-diaza-1,3-butadienes with 1,2-diamines under solution, solvent-free, or solid-phase conditions. , 2006, The Journal of organic chemistry.

[5]  R. Bhosale,et al.  An efficient protocol for the synthesis of quinoxaline derivatives at room temperature using molecular iodine as the catalyst , 2005 .

[6]  T. Katoh,et al.  The Role of dihydropyrazines in accelerated death of Escherichia coli on addition of copper(II). , 2005, Biological and Pharmaceutical Bulletin.

[7]  A. Monge,et al.  Synthesis of new quinoxaline-2-carboxylate 1,4-dioxide derivatives as anti-Mycobacterium tuberculosis agents. , 2005, Journal of medicinal chemistry.

[8]  Jiann T. Lin,et al.  Chromophore-labeled quinoxaline derivatives as efficient electroluminescent materials , 2005 .

[9]  K. Park,et al.  Manganese(IV) dioxide-catalyzed synthesis of quinoxalines under microwave irradiation. , 2005, Chemical communications.

[10]  Y. K. Rao,et al.  Synthesis and biological evaluation of 2,3-diarylpyrazines and quinoxalines as selective COX-2 inhibitors. , 2004, Bioorganic & medicinal chemistry.

[11]  C. D. Wilfred,et al.  Tandem oxidation processes for the preparation of nitrogen-containing heteroaromatic and heterocyclic compounds. , 2004, Organic & biomolecular chemistry.

[12]  A. Chakraborti,et al.  Perchloric acid adsorbed on silica gel as a new, highly efficient, and versatile catalyst for acetylation of phenols, thiols, alcohols, and amines. , 2003, Chemical communications.

[13]  R. Reynolds,et al.  Synthesis and antimycobacterial activity of pyrazine and quinoxaline derivatives. , 2002, Journal of medicinal chemistry.

[14]  V. Lynch,et al.  Quinoxaline-bridged porphyrinoids. , 2002, Journal of the American Chemical Society.

[15]  S. Antoniotti,et al.  Direct and catalytic synthesis of quinoxaline derivatives from epoxides and ene-1,2-diamines , 2002 .

[16]  M. Crossley,et al.  Laterally-extended porphyrin systems incorporating a switchable unit. , 2002, Chemical communications.

[17]  S. Zanetti,et al.  Novel substituted quinoxaline 1,4-dioxides with in vitro antimycobacterial and anticandida activity. , 2002, European journal of medicinal chemistry.

[18]  N. Ede,et al.  Solid-phase synthesis of quinoxalines on SynPhase™ Lanterns , 2001 .

[19]  A. Katoh,et al.  Synthesis of Quinoxaline Derivatives Bearing the Styryl and Phenylethynyl Groups and Application to a Fluorescence Derivatization Reagent , 2000 .

[20]  F. Zaragoza,et al.  Solid-Phase Synthesis of Substituted 4-Acyl-1,2,3,4-tetrahydroquinoxalin-2-ones , 1999 .

[21]  Kenji Watanabe,et al.  Generation of free radicals from dihydropyranzines with DNA strand-breakage activity , 1998 .

[22]  I. Sage,et al.  Synthesis and device characterisation of side-chain polymer electron transport materials for organic semiconductor applications , 2001 .

[23]  G. M. Badger,et al.  The chemistry of heterocyclic compounds , 1961 .