A novel four-component reaction for the synthesis of disubstituted 1,3,4-oxadiazole derivatives

Yavari I, Hossaini Z, Sabbaghan M (2006) Synthesis of functionalized 5-imino-2,5-dihydro-furans through the reaction of isocyanides with activated acetylenes in the presence of ethyl bromopyruvate. Mol Divers 10: 479–482. doi: 10.1007/s11030-006-9034-4

Yavari I, Sabbaghan M, Hossaini Z (2007) Reaction between alkyl isocyanides and isopropylidene meldrum’s acid in the presence of bidentate nucleophiles. Mol Divers 11: 1–5. doi: 10.1007/s11030-006-9052-2

Nasiri F, Nazem F, Pourdavaie K (2007) Chemo- and stereoselective reaction between alkyl isocyanides and dimethyl 1,3-acetonedicarbocxylate in the presence of acetylenic esters. Mol Divers 11: 101–105. doi: 10.1007/s11030-007-9064-6

Shaabani A, Teimouri MB, Bazgir A, Bijanzadeh HR (2003) Introducing a novel class of four-component reactions. Mol Divers 6: 199–206. doi: 10.1023/B:MODI.0000006759.20910.f1

Ugi I, Werner B, Dömling A (2003) The chemistry of isocyanides, their multicomponent reactions and their libraries. Molecules 8: 53–66. doi: 10.3390/80100053

Palacios F, Aparicio D, Rubiales G, Alonso C, de los Santos JM (2009) Synthetic applications of intramolecular aza-Wittig reaction for the preparation of heterocyclic compounds. Curr Org Chem 13: 810–828. doi: 10.2174/138527209788167196

Stolzenberg H, Weinberger B, Fehlhammer WP, Pühlhofer FG, Weiss R (2005) Free and metal-coordinated (N-isocyanimino)triphenylphosphorane: X-ray structures and selected reactions. Eur J Inorg Chem 21: 4263–4271. doi: 10.1002/ejic.200500196

Ramazani A, Bodaghi A (2000) One-pot, four-component synthesis of dialkyl [indane-1,3-dione-2-ylidene]alkoxysuccinates. Tetrahedron Lett 41: 567–568. doi: 10.1016/S0040-4039(99)02066-3

Pakravan P, Ramazani A, Noshiranzadeh N, Sedrpoushan A (2007) One-pot synthesis of fluorine-containing alkenes from in situ-generated stabilized phosphorus ylides. Phosphorus Sulfur 182: 545–549. doi: 10.1080/10426500601013257

Ramazani A, Rahimifard M, Souldozi A (2007) Silica-gel catalyzed stereoselective conversion of stabilized phosphorus ylides to dialkyl (Z)-2-(2-methoxycarbonyl-phenoxy)-2-butenedioates in solvent-free conditions. Phosphorus Sulfur 182: 1–5. doi: 10.1080/10426500600961571

Ramazani A, Rahimifard M, Noshiranzadeh N, Souldozi A (2007) Dipotassium hydrogen phosphate-catalyzed synthesis of dialkyl 2-(4-fluoro-phenoxy)-2- butendioates from stabilized phosphorus ylides in solvent-free conditions. Phosphorus Sulfur 182: 413–417. doi: 10.1080/10426500600920007

Ramazani A, Ahmadi E, Kazemizadeh AR, Dolatyari L, Noshiranzadeh N, Eskandari I, Souldozi A (2005) One-pot, three-component synthesis of dialkyl 1,2-dihydroquinoline-2,3-dicarboxylates from triphenylphosphine, acetylenic esters, and amide derivatives of 2-aminobenzaldehyde in aqueous acetone. Phosphorus Sulphur 180: 2419–2422. doi: 10.1080/104265090921137

Ramazani A, Shajari N, Gouranlou F (2001) A facile synthetic approach to dimethyl 2-arylamino-3-(triphenylphosphoranylidene) succinates from electron-poor primary arylamines. Phosphorus Sulfur 174: 223–227. doi: 10.1080/10426500108040246

Ramazani A, Amini I, Massoudi A (2006) Dipotassium hydrogen phosphate powder-catalyzed stereoselective synthesis of N-vinyl pyrazoles in solvent-free conditions. Phosphorus Sulphur 181: 2225–2229. doi: 10.1080/10426500600614683

Souldozi A, Ramazani A, Bouslimani N, Welter R (2007) The reaction of (N-isocyanimino)triphenylphosphorane with dialkyl acetylenedicarboxylates in the presence of 1,3-diphenyl-1,3-propanedione: a novel three-component reaction for the stereoselective synthesis of dialkyl (Z)-2-(5,7-diphenyl-1,3,4-oxadiazepin-2-yl)-2-butenedioates. Tetrahedron Lett 48: 2617–2620. doi: 10.1016/j.tetlet.2007.02.010

Souldozi A, Ramazani A (2007) The reaction of (N-isocyanimino) triphenylphosphorane with benzoic acid derivatives: a novel synthesis of 2-aryl-1,3,4-oxadiazole derivatives. Tetrahedron Lett 48: 1549–1551. doi: 10.1016/j.tetlet.2007.01.021

Souldozi A, Ramazani A (2009) (N-Isocyanimino)triphenylphosphorane as an efficient reagent for the synthesis of 1,3,4-oxadiazoles from 3-substituted benzoic acid derivatives. Phosphorus Sulfur 184: 3191–3198. doi: 10.1080/10426500802705537

Souldozi A, Ramazani A (2009) The reaction of (N-isocyanimino)triphenylphosphorane with anthranilic acid derivatives: one-pot synthesis of 2-substituted 1,3,4-oxadiazoles via intramolecular aza-Wittig reaction. Phosphorus Sulfur 184: 2344–2350. doi: 10.1080/10426500802466684

Souldozi A, Ramazani A (2008) Iminophosphoranes mediated one-pot synthesis of 1,3,4-oxadiazole derivatives. Arkivoc xvi: 235–242

Souldozi A, Ślepokura K, Lis T, Ramazani A (2007) Synthesis and single crystal X-ray structure of 2-(1,3,4-oxadiazol-2-yl)aniline. Z Naturforsch B 62b: 835–840

Holla BS, Gonsalves R, Shenoy S (2000) Synthesis and antibacterial studies of a new series of 1,2-bis(1,3,4-oxadiazol-2-yl)ethanes and 1,2-bis(4-amino-1,2,4-triazol-3-yl)ethanes. Eur J Med Chem 35: 267–271. doi: 10.1016/S0223-5234(00)00154-9

Baxendale IR, Ley SV, Martinelli M (2005) The rapid preparation of 2-aminosulfonamide-1,3,4-oxadiazoles using polymer-supported reagents and microwave heating. Tetrahedron 61: 5323–5349. doi: 10.1016/j.tet.2005.03.062

Wang Y, Sauer DR, Djuric SW (2006) A simple and efficient one step synthesis of 1,3,4-oxadiazoles utilizing polymer-supported reagents and microwave heating. Tetrahedron Lett 47: 105–108. doi: 10.1016/j.tetlet.2005.10.13