Iranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Ultrasound-promoted Catalyst-free Synthesis of α-Aminonitriles in 1-Butyl-3-methylimidazolium Bromide ([Bmim]Br) as a Reusable Neutral Ionic Liquid1105527810.22036/org.chem.2017.94388.1099ENMohsen ShekouhyDepartment of Chemistry, College of Sciences, Shiraz University, Shiraz, Iran0000-0001-7644-0625Reza KordnezhadianDepartment of Chemistry, College of Sciences, Shiraz University, Shiraz, IranAli Khalafi-NezhadDepartment of Chemistry, College of Sciences, Shiraz University, Shiraz, IranJournal Article20170803A catalyst-free one-pot three component methodology for the synthesis of α-aminonitriles under ultrasonic irradiation at room temperature using [Bmim]Br as a neutral reaction medium is described. A broad range of substrates including the aromatic, heteroaromatic and aliphatic aldehydes were condensed with amines (aliphatic and aromatic) and trimethylsilyl cyanide (TMSCN). Using this method, all reactions were completed in short times and the products were obtained in good to excellent yields. The reaction medium could be recycled and reused several times without any loss of efficiency.https://www.orgchemres.org/article_55278_2bcbe0cb3dec6ede5ea1e7079b6109ae.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Efficient Synthesis of Benzo[b]pyrans and Knoevenagel Products Using Magnetically Separable Nano TPPA-IL-Fe3O411225527910.22036/org.chem.2017.95828.1102ENArash Ghorbani-Choghamaraniilam universityMohsen NikoorazmIlam UniversityMasoomeh NorouziIlam UniversityJournal Article20170819A simple, efficient, and green practical approach to Knoevenagel condensation of malononitrile and different aldehydes has been developed using an ionic liquid functionalized on Fe3O4 magnetic nanoparticles as heterogeneous catalyst. This nanostructural catalyst has also been applied for the synthesis of 4H-benzo[b]pyran derivatives in water at room temperature in short reaction time. All of the products were obtained in good to excellent yields. The TPPA-IL-Fe3O4 catalyst was used at least seven times with comparable activities to the fresh catalyst.https://www.orgchemres.org/article_55279_8fbf4f0a5deb6c39c971fac92a91f7b6.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Efficient Synthesis of Nickel(II) Complex Supported on Fe3O4@SiO2 Nanoparticles as a New and Facile Catalyst for Various Multicomponent Reactions23425528010.22036/org.chem.2017.96890.1108ENMaryam Hajjamidepartment of chemistry, faculty of science, ilam university, ilam, iranRazieh NejatbDepartment of Chemistry, Faculty of science, Kosar university of Bojnord, P.O. Box 9415615458 BojnordFatemeh SharifiradDepartment of Chemistry, Faculty of Science, Ilam University, P.O. Box 69315516, Ilam, IranFatemeh GholamianDepartment of Chemistry, Faculty of Science, Ilam University, P.O. Box 69315516, Ilam, IranJournal Article20170829In the present work, we have planned a new magnetically recoverable nanocatalyst. The obtained nanocatalyst designated as Fe3O4@SiO2@DOPisatin-Ni (II) was characterized by FTIR, XRD, SEM, EDAX, VSM, AAS and TGA techniques. It was found that Fe3O4@SiO2@DOPisatin-Ni (II) successfully catalyses the synthesis of 2,3-dihydroquinazolin-4(1H)-ones, polyhydroquinoline and 5-substituted 1H-tetrazoles in solvent free condition and PEG as a green solvent.https://www.orgchemres.org/article_55280_4e576d237e8b4354df96daa09b904f8b.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Design of Palladium(II) Chloride-supported-N-(dipyridine-2-ylmethyl)-3-(silica- magnetite)propan-1-amine and its Application on the Cross-coupling43575595710.22036/org.chem.2017.95441.1100ENMahmoud ZareiDepatment of Organic Chemistry, Faculty of Chemistry, Bu-Ali Sina University, Hamedan 6517838683Mohammadali ZolfigolDepatment of Organic Chemistry, Faculty of Chemistry, Bu-Ali Sina University, Hamedan 6517838683Ahmad Reza Moosavi-ZareDepartment of Chemistry, University of Sayyed Jamaleddin Asadabadi, Asadabad 6541835583, IranEhsan NoroozizadehDepatment of Organic Chemistry, Faculty of Chemistry, Bu-Ali Sina University, Hamedan 6517838683,Journal Article20170814In this work, palladium (II) chloride-supported-N-(dipyridine-2-ylmethyl)-3-(silica-magnetite)propan-1-amine (nano-Fe3O4@SiO2@dipy@PdCl2) as a new nanostructured catalyst was prepared and its structure completely studied by different techniques and then successfully tested on Heck and Suzuki reactions.https://www.orgchemres.org/article_55957_839ab03d693ff228776eafcefa8e0813.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Ammonium-type Basic Ionic Liquid; 2-(2-Hydroxyethoxy)ethaneammonium Formate: Promote Green and Efficient Multicomponent Tandem Synthesis of 4H-pyrans and 4H-chromenes58665613310.22036/org.chem.2017.97958.1112ENKamal AmaniDepartment of Chemistry, Faculty of Sciences, University Of Kurdistan, Sanandaj, Iran0000-0001-8717-7893Maisam YarieDepartment of Chemistry, College of Science, University of Kurdistan, Sanandaj 66177-15143, IranFomida ShahbaziUniversity of KurdistanJournal Article20170912A facile, convenient, green and environmentally benign one-pot three-component synthesis of poly-functionalized 4H-pyrans and 4H-chromenes is described. A basic ionic liquid 2-(2-hydroxyethoxy)ethaneammonium formate was found to be an efficient catalyst or catalytically active solvent for the synthesis of those important classes of heterocyclic compounds.https://www.orgchemres.org/article_56133_9a8b143ed5ca9e100eeac6fcbd9f4524.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Ultrasonic-assisted Synthetic Improvement of Fluorinated Five- and Six-membered Triazolotriazine and Triazinophthalazine Heterocycles67725613410.22036/org.chem.2017.92847.1098ENAli DarehkordiDepartment of Chemistry
Vali-e-Asr University of Rafsanjan
Rafsanjan
IranMahin RamezaniDepartment of Chemistry
Vali-e-Asr University of Rafsanjan
Rafsanjan
IranJournal Article20170718In this investigation a simple synthetic method for the synthesis of trifluoromethyl-1H-benzo[e][1,2,4]triazolo[1,2-a][1,2,4]triazine-1,3(2H)-diones and (trifluoromethyl)benzo [5,6][1,2,4]triazino[1,2-b]phthalazine-8,13-diones has been developed using urazole or phthalazine and aceteimidoyl chloride derivatives at room temperature under ultrasound irradiations. In the comparison to the conventional method the ultrasound irradiation increased the yield and the reactions times decreased considerably.https://www.orgchemres.org/article_56134_397afc836af5f6a1a07bd8beca124d65.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Fe3O4@SiO2@Propyl-ANDSA: A New Catalyst for the Synthesis of Substituted Pyrroles73855733010.22036/org.chem.2017.98634.1113ENRamin Ghorbani-VagheiBu-Ali Sina UniversityHassan SanatiDepartment of Organic Chemistry, Faculty of Chemistry, Bu-Ali Sina University, 6517838683, IranSedigheh AlaviniaDepartment of Organic Chemistry, Faculty of Chemistry, Bu-Ali Sina University, 6517838683, IranJournal Article20170918Substituted pyrroles are an essential class of heterocyclic compounds. In this research, an efficient and eco-friendly method has been developed for the synthesis of pyrrole derivatives from the reaction of 2,5-hexanedione and primary amines. Magnetic nanoparticles supported on functionalized. 7-aminonaphthalene-1,3-disulfonic acid-functionalized. silica (Fe3O4@SiO2@Propyl–ANDSA) has been investigated as a novel catalyst in this reaction. Herein, a novel catalyst was developed for an efficient and environmentally friendly synthesis of pyrrole in excellent yields. It should also be noted that Fe3O4@SiO2@Propyl–ANDSA as reaction catalyst could be recovered quickly and reused for several times without any decrease in efficiency. With its operational simplicity, green nature, and high yields the reaction will be acting as an attractive alternative for the synthesis of substituted pyrroles.https://www.orgchemres.org/article_57330_538165dc6dc70a3730735e25590a917d.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Green Multicomponent Synthesis of Benzodiazepines in the Presence of CuFe2O4 as an Efficient Magnetically Recyclable Nanocatalyst under Solvent-Free Ball-Milling Conditions at Room Temperature86945777610.22036/org.chem.2018.96769.1106ENAli MalekiCatalysts and Organic Synthesis Research Laboratory, Department of Chemistry, Iran University of Science and Technology, Tehran 16846-13114, IranRazieh Firouzi-HajiCatalysts and Organic Synthesis Research Laboratory, Department of Chemistry, Iran University of Science and Technology, Tehran 16846-13114, IranParisa FarahaniCatalysts and Organic Synthesis Research Laboratory, Department of Chemistry, Iran University of Science and Technology, Tehran 16846-13114, IranJournal Article20170829In this work, an efficient and green procedure for the synthesis of various substituted 1,5-benzodiazepine derivatives via a one-pot three-component catalytic reaction has been described. The reaction was conducted between o-phenylenediamine, dimedone and aldehyde derivatives in the presence of CuFe2O4 nanoparticles as a magnetic heterogeneous nanocatalyst under ball-milling conditions at room temperature. High yields of the products, short reaction times, simplicity of operation, mild reaction conditions, non-toxicity, easy work-up and purification of the products through crystallization method (chromatography-free) and recyclability of the catalyst are added advantages of this work.https://www.orgchemres.org/article_57776_0ab27c4964942d598b7c9a236671adb4.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501One-pot Synthesis of Some Novel 2-[(Z)-1-(Aryl)]-6,7-dihydro-2H-istohiazolo[2,3-a]pyrimidine-3(5H)-one Derivatives95995777710.22036/org.chem.2017.96614.1105ENAkbar MobinikhalediChemistry Department, Arak University, Dr. Beheshti Ave, Arak, IranNaser ForoughifarFaculty of Chemistry, Tehran North Branch, Islamic Azad University, Tehran, IranHassan MoghanianDepartment of Chemistry, Islamic Azad University-Dezful Branch, Dezful, Iran.Hamid Reza JaberiDepartment of Chemistry, Faculty of Science, Arak University, Arak, IranJournal Article20170827Reaction of 3,4,5,6-tetrahydro-2-pyrimidinethiol, prepared by cyclocondensation reaction of 1,3-diamino propane 1 and carbon disulfide, with ethyl chloroacetate and substituted aromatic aldehydes in the presence of sodium acetate and acetic acid gave 2-[(Z)-1-(aryl)]-6,7-dihydro-2H-isothiazolo[2,3-a]pyrimidine-3(5H)-one derivatives 3(a-j) in good yields. 1H-NMR spectroscopy, and elemental analysis were used for identification of these compounds.https://www.orgchemres.org/article_57777_bfb642af3bedd7da30bd39a3e86c9aca.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Polystyrene Supported [N-(Alanine) Sulfonamide]/Palladium Chloride: Synthesis, Characterization, for Heck Coupling Reactions1001096142210.22036/org.chem.2018.102740.1116ENParvaneh ShfieyoonDepartment of Chemistry
Faculty of Science
Lorestan University,
68137-17133 Khorramabad
IranEbrahim MehdipourDepartment of Chemistry
Faculty of Science
Lorestan University,
68137-17133 Khorramabad
IranJournal Article20171030Abstract<br /> As a monomer, the [N-(alanine)] para-styrene sulfonamide (ASS) was prepared, from the reaction of para-styrene sulfonyl chloride and (S)-(+)-alanine in the presence of KOH 1M as a base, and CH3Cl was used as solvent. The monomer confirmed using FT-IR and 1H-NMR spectroscopy. Polystyrene [N-(alanine) sulfonamide] (PASS) was also prepared from the polymerization of [N-(alanine)] para-styrene sulfonamide (ASS) in the presence of AIBN (azoisobutyronitrile) under atmosphere of nitrogen. Then, the Polystyrene [N-(alanine) sulfonamide]/ palladium chloride as a polymer- supported palladium complex was also prepared from the reaction of PdCl2 (CH3CN)2 with PASS in the presence of KOH 1M. In the result, a green solid was appeared. Moreover, this catalyst was synthesized for the first time as a polymer-supported palladium and applied in Heck reactions.https://www.orgchemres.org/article_61422_64f6fd278a8910baeb8d64cd9f0e3f34.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501Application of Ytterium Iron Garnet as a Powerful and Recyclable Nanocatalyst for the One-pot Synthesis of Octahydroquinazoline Derivatives under Solvent-free Conditions1101156189810.22036/org.chem.2018.60464.1077ENElham SedighiniaDepartment of Chemistry,Khouzestan Science and Research BranchRashid BadriDepartment of Chemistry,Khouzestan Science and Research BranchAlireza KiasatChemistry Department, College of Science, Shahid ChamranJournal Article20160831In this work, preparation and crystallization of yttrium iron garnet Y3Fe5O12 super-paramagnetic nanoparticle by aqueous sol–gel processes and its application as an effective nano catalyst for esterification and etherification reactions in short reaction time and in high isolated yields. Then this catalist was used for the synthesis of Dihydropyrimidin derivatives is described. The catalyst was identified by FT-IR spectroscopy, scanning electron microscopy (SEM), Transmission electron microscopy (TEM) , X-ray diffraction (XRD) , vibrating sample magnetometer(VSM) analysis.https://www.orgchemres.org/article_61898_c32a3217913068b78f4b64208a8e10f6.pdfIranian Chemical SocietyOrganic Chemistry Research2383-242X4120180501CuCr2O4 Nanoparticles: An Efficient Heterogeneous Catalyst for the Synthesis of Bis-thiazolidinones1161236310210.22036/org.chem.2018.97284.1110ENHossein Shahbazi-Alavia Department of Organic Chemistry, Faculty of Chemistry, University of Kashan, Kashan, P.O. Box 87317-51167, I. R. Iran
bYoung Researchers and Elites Club, Kashan Branch, Islamic Azad University, Kashan, IranJavad Safaei-GhomiDepartment of Organic Chemistry, Faculty of Chemistry, University of Kashan, Kashan, P.O. Box 87317-51167, I. R. IranSeyed Hadi NazemzadehDepartment of Organic Chemistry, Faculty of Chemistry, University of Kashan, Kashan, P.O. Box 87317-51167, I. R. IranJournal Article20170903The preparation of bis-thiazolidinones has been achieved by a one-pot condensation reaction of araldehydes, ethylenediamine and thioglycolic acid in the presence of nano-CuCr2O4 nanoparticles under reflux conditions in toluene. This method provides several advantages including easy workup, excellent yields, short reaction times, reusability of the catalyst and low catalyst loading.https://www.orgchemres.org/article_63102_c465fef08523eb971afe685feb1afb3f.pdf