1. P2O5/Al2O3 as an effieientcatalystfor one-potsynthesis of polyhydroquinoline derivativesundersolvent-free conditions

Tayebeh Sanaeishoar; Sara Roueen

Volume 1, Issue 1 , Spring 2011, , Pages 1-8

Abstract
  The condensation of aromatic aldehydes, dimedone, ethylacetoacetate and ammonium acetate promoted by was Phosphorus pentoxide supported on alumina carried out under solvent-free conditions to afford corresponding polyhydroquinolinederivatives. This method provides several advantages including highyields, ...  Read More

2. SOLVENT-FREE SYNTHESIS OF PYRROL DERIVATIVES USING MULTICOMPONENT REACTIONS OF 1,3-‎DICARBONYLS, ACTIVATED CARBONYL COMPOUNDS, AND PRIMARY ALKYLAMINES

Faramarz Rostami-Charati; Mehdi Shahraki; Mohammad R Hosseini- Tabatabaei; Zinatossadat Hossaini

Volume 1, Issue 2 , Spring 2011, , Pages 1-8

Abstract
  one-pot synthesis of pyrrole derivatives via reaction between activated carbonyl compounds, primary amines and 1,3-dicarbonyls under solvent-free conditions is described‎.  Read More

3. Density Functional Theory (DFT), Structural Properties, Natural Band Orbital and Energy Studies of N-(2-Fluorophenyl)-2,6-dimethyl-1,3-dioxan-4-amine

Shahriar Ghammamy; Farzaneh Shomoossi; Amir Lashgari

Volume 1, Issue 3 , Spring 2011, , Pages 1-11

Abstract
  In this paper,N-(2-Fluorophenyl)-2,6-dimethyl-1,3-dioxan-4-amine (C12H16FNO2) optimized geometries and frequencies of the stationary point and energies in the ground state using DFT (B3LYP) methods with 6-311Gbasis set. The calculated HOMO and LUMO energies also confirmed that the charge transfer occurred ...  Read More

4. Synthesis and characterization of Nanoparticles Poly Ethylene Imine-Functionalized MCM-41by Covalent Anchoring as a Solid Catalyst for Multi-Component Reactions

Hosein Hamadi; Maryam Gholami; Mehdi Khoobi

Volume 1, Issue 4 , Spring 2011, , Pages 1-10

Abstract
  A novel magnetically immobilized polyethyleneimine (PEI) fabricated by covalently anchoring on MCM-41 (MCM-41@PEI) was prepared. The synthesized catalyst was characterized by Fourier transform infrared (FT-IR), thermogravimetric analysis (TGA), X-ray powder diffraction (XRD), scanning electron microscopy ...  Read More

5. A Novel, Heterogeneous Catalyst for the One-Pot Synthesis of 1,8-Dioxodecahydroacridine Derivatives Under Solvent-Free Conditions

Tayebeh Sanaeishoar; Mitra Saremi

Volume 2, Issue 2 , Spring 2012, , Pages 1-7

Abstract
  An efficient and environmental-friendly synthetic route to 1,8-dioxodecahydroacridines derivatives have been developed via multi-component one-pot Hantzsch reaction of various aldehydes and ammonium acetate with 2 equivalents dimedone in the presence of Phosphorus pentoxide supported on aluminaas catalyst ...  Read More

6. Polyethylene glycol embedded tribromide as an efficient and reusable catalyst for the library synthesis of nitrogen containing heterocycles

Sanny Verma

Volume 2, Issue 3 , Spring 2012, , Pages 1-11

Abstract
  Potassium tribromide wrapped around polyethylene glycol ({K+PEG400}Br3-) was easily prepared by two step reaction of PEG400 with KBr followed by the addition of molecular bromine to give PEG embedded potassium tribromide as a dark viscous oil. The synthesized material was found to be an efficient, cost ...  Read More

7. Brønsted Acidic Ionic Liquid: An Efficient and Reusable Catalyst for the Multi-Component Synthesis of Dihydropyrimidinones under Solvent-Free Conditions

Heshmatollah Alinezhad; Neda Ghobadi

Volume 3, Issue 1 , Spring 2013, , Pages 1-8

Abstract
  An efficient and convenient procedure for the synthesis of 3,4-dihydropyrimidin-2(1H)-ones and thiones by condensation of 1,3-dicarbonyl compounds, Aromatic and aliphatic aldehydes, and urea or thiourea in the presence of catalytic amount of Brønsted acidic ionic liquid 3-methyl-1-sulfonic acid ...  Read More

8. Remove of hazardous heterocyclic dyes from aqueous solutions with CuO adsorbent

Nima Razzaghi-asl; Parya Nasehi

Volume 3, Issue 2 , Spring 2013, , Pages 1-15

Abstract
  In this study , Copper oxide as a good and inexpensive adsorbent has been introduced and used for the removal of erythrosine and red carmoisine dyes from several water solutions successfully. The effect of various parameters such as pH, dye concentration, amount of adsorbent, contact time and temperature ...  Read More

9. Novel synthesis of Pyrimido[4,5- e] [1,3,4] thiadiazines

Abdolhassan Doulah

Volume 4, Issue 2 , Summer 2014, , Pages 1-7

Abstract
  Treatment of 1-(5-bromo-2-chloro-6-methylpyrimidin-4-yl)-1-methylhydrazine with dimethylthiocarbamoylchloride gave 7-chloro-N,N,1,5-tetramethyl-1H-pyrimido[4,5-e][1,3,4]thiadiazin-3-amine in basic acetonitrile. The latter compounds were reacted with secondary amines in boiling ethanol to afford the related ...  Read More

10. Efficient synthesis of arylaminotetrazoles as via [2+3] cycloaddition of nitriles and sodium azide via solid acid catalysis

Abbas Teimouri; Alireza Najafi Chermahini

Volume 5, Issue 2 , Autumn 2015, , Pages 1-10

Abstract
  The [3+2] cycloaddition between various nitriles and sodium azide proceeds smoothly in the presence of zeolite and sulfated Zircona as effective catalyst and in the water and DMF/MeOH, to give the corresponding arylaminotetrazoles in good to high yields. The reaction most probably precedes through the ...  Read More

12. Magnetic nanoparticles containing Manganese salophen complex as an selective and recyclable catalyst for epoxidation of alkenes

Mozhgan Afshari; Maryam Gorjizadeh; Simin Nazari

Volume 7, Issue 1 , Autumn 2017, , Pages 1-9

Abstract
  A magnetically recoverable catalyst consisting of Mn (III) salophen complex was prepared. The synthesized catalyst was characterized by X-ray powder diffraction (XRD), transmission electron microscopy (TEM), vibrating sample magnetometry (VSM), inductively coupled plasma atomic emission spectroscopy ...  Read More

13. PREPARATION OF TRISUBSTITUTEDPYRIMIDINES USING FERRIC PHOSPHATE

Farahnaz K. Behbahani; Banafsheh Yazdanparast

Volume 6, Issue 2 , Autumn 2016, , Pages 1-8

Abstract
  Ferric phosphate accelerated condensation reaction of aldehydes, 1,3-dicarbonyl compounds and amuniom acetate refluxing ethanol that remains a common theme in current literature.  Read More

14. One-pot synthesis of triazolo[1,2-a]indazole-triones catalyzed by a novel magnetically and reusable green catalyst of Preyssler

Maryam Akbari; Ali Javid; Farid Moeinpour

Volume 7, Issue 2 , Autumn 2017, , Pages 1-70

Abstract
  An atom-efficient, eco-friendly, solvent-free, high yielding, multicomponent green strategy to synthesize triazolo[1,2-a]indazole-triones derivatives by the one-pot condensation of aldehyde, dimedone, and phenyl urazole under microwave Irradiationis presented. Reactions catalyzed by A novel nanomagnetic ...  Read More

15. Tandem Synthesis and Optical Rotatory Dispersion Studies of a Novel Spiro Lactone (methyl 3-(benzo[d]thiazol-2-ylamino)-7,9-dimethyl-2,6,8,10-tetraoxo-1-oxa-7,9-diazaspiro[4.5]dec-3-ene-4-carboxylate)

Karim Ghafouri; Samira Arab-salmanabadi; Sajjad Sedaghat

Volume 7, Issue 3 , Summer 2017, , Pages 1-12

Abstract
  Spiro compounds are of interest due to their interesting conformational features and their structural implications on biological systems. The asymmetric characteristic of the molecule due to the chiral spiro carbon is one of the important criteria of the biological activities. These structures are a ...  Read More

16. Interaction of Prolin, Leucine and methylurea with inorganic cluster [(PO4)M12O36].nH2O; (M = Mo, W)

parya nasehi; Saeide Sayyahi; Zahra Naeimavi; Mohsen Nikpour

Volume 7, Issue 4 , Autumn 2017, , Pages 1-8

Abstract
  Abstract- Three new inorganic-organic hybrid materials based on heteropolyoxometalates, [L-C6H14NO2]3[(PO4)Mo12O36].3H2O (1), [L-C5H10NO2]3[(PO4)W12O36].H2O (2), and [C2H7N2O]3[(PO4)W12O36]. 4H2O (3), where C6H14NO2, C5H10NO2, and C2H7N2O are protonated L-leucine, L-proline, and methylurea, respectively, ...  Read More

17. Condensation of thiohydrazide analogues with 4-bromo-3, 6-dichloropyridazine: an efficient rout to pyridazino[4, 3-e][1, 3, 4] thiadiazines

Mohsen Nikpour; Mahsa S alehpoor Kiani

Volume 8, Issue 1 , Winter 2018, , Pages 1-9

Abstract
  Abstract- Some new 3-(alkylsulfanyl)- 7-chloro-1-phenyl-1H-pyridazino [4,3-e][1,3,4]thiadiazine were synthesized  by treatment of the alkyl-2-phenylhydrazinecarbodithioates with 4-bromo-3,6-dichloropyridazine in alkaline acetonitril. Orientation of the reaction has been determined by X-Ray crystallography ...  Read More

19. Study of structural effects of binary mixtures of Nitrobenzene and 2-Alcohols

Mohammad Almasi

Volume 8, Issue 4 , Autumn 2018, , Pages 1-15

Abstract
  Densities, structural effects and viscosities of binary nonelectrolyte systems including nitrobenzene + 2-propanol, 2-butanol and 2-pentanol at temperatures (293.15 to 323.15) K and normal atmospheric pressure were measured using an Anton-Paar SVM 3000 stabinger viscometer. Excess molar volumes ...  Read More

20. SYNTHESIS AND ANTIMICROBIAL ACTIVITY OF 3-(2’-n-BUTYLBENZOFURAN-3’-YL)-5-ARYL-4, 5-DIHYDRO-1H-PYRAZOLES.

RAKESH P.N.ROSHAN; D.M. PUROHIT; SANDIP K.MATARIYA

Volume 9, Issue 1 , Winter 2019, , Pages 1-10

Abstract
             3-(2’-n-butylbenzofuran-3’-yl)-5-aryl-4, 5-dihydro-1H-pyrazoles (4a-4k) have been synthesized. The synthesized products have been assayed for their antimicrobial activity against Gram+ve,      Gram-ve bacteria ...  Read More

21. Microwave assisted synthesis of [4, 5-e] [1, 3, 4]thia- diazin-7-yl] hydrazine Derivatives

Javad Azizian; Ramin Miri; Mohammad Kazem Mohammadi

Volume 4, Issue 1 , Spring 2014, , Pages 20-29

Abstract
  New pyrimido [4, 5-e] [1, 3, 4]thia- diazin-7-yl] hydrazines were synthesized via the cyclocondensation of alkyl-2-phenylhydrazinecarbodithioates as a binucleophile with 5-bromo-2,4-dichloro-6-methylpyrimidine as a bielectrophile , and replacement of C-7 chloro atom by hydrazine in ethanol as the solvent ...  Read More

22. nanosilica extracted from rice husk in Polyhydroqinilion Synthesis

Ali Reza Kiasat; Raziye Najafi Birgani

Volume 5, Issue 1 , Spring 2015, , Pages 40-46

Abstract
  Phosphosulfonic acid as a multi solid site was easilyprepared from the reaction of ammonium dihydrogen phosphatewith chlorosulfonic acid in CCl4and for improved its catalyticactivity was supported nano Silica was extracted from husk ricecontains about 95% of Silica the size of extracted nano silica wasdetermined ...  Read More

23. Effiecient Synthesis of tetrazoloquinoxaline derivatives

Mohsen Nikpour; Elie Salami

Volume 5, Issue 1 , Spring 2015, , Pages 1-6

Abstract
  Displacement reaction of 2,3-dichloroquinoxaline with secondary amines in boiling ethanol afforded it`s mono aminoquinoxaline derivatives. Further reaction of the latter compounds with sodium azide in warm dimethylsulfoxide achieved a group of 4-amino tetrazolo[1,5-a]quinoxaline derivatives. 1HNMR spectra ...  Read More

24. A Novel protocol for synthesis of Hantzsch 1, 4- dihydropyridines using PEG-400 as a reaction medium and under catalyst-free condition

Ali Ezabadi; Fatemeh Tosan

Volume 8, Issue 3 , Autumn 2018, , Pages 5-11

Abstract
  An efficient and expeditious catalyst-free procedure was developed for the one- pot synthesis of 1, 4-dihydropyridine derivatives via the three-component reaction of various aldehydes, ethyl acetoacetate, and ammonium acetate in PEG-400. The reaction was carried out at 110°С and the products were ...  Read More

25. One pot three-component synthesis of imidazole derivatives using NH3/NH4Cl

Amineh Derisavi; Mohammad Kazem Mohammadi

Volume 7, Issue 2 , Autumn 2017, , Pages 7-13

Abstract
  Imidazole is a planar, five membered heteroaromatic molecule with pyrrole type and pyridine type annular nitrogens. Several approaches are available of imidazoles from alpha halo ketones, aminonitrile, aldehyde ect. Reactivity of imidazole and benzimidazole is referred from sets of  resonance structure ...  Read More