Original Research Article Organic chemistry
The anti cancer effects of Stachys Lavandulifolia extract

Mehdi Foruzani; Abbas Ali Dehpour; Mahla Musavi

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 283-290

Abstract
  Stachys is one of the largest genera in the flowering plant family. It is in the subfamily Lamioideae (Labiatae), spreading and growing in different parts of Iran. The purpose of this study was to investigate the chemical properties of Stachyslavandulifolia as well as the essence, ethanol and methanol ...  Read More

The anti cancer effects of Stachys Lavandulifolia extract


Original Research Article Organic chemistry
Three component one-pot synthesis of 4H-benzo-[b]-pyran derivatives using [(diacetoxyiodo)benzene] (DIB) as a hypervalent iodine catalyst

Amit S. Waghmare; Shivaji S. Pandit

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 291-301

Abstract
  The three components one pot synthesis of 2-amino-4H-benzo-[b] -pyran derivatives were obtained in good to excellent yields within short reaction time by condensing dimedone, aldehydes and malanonitrile or ethylcyanoacetate using a catalytic amount of (diacetoxyiodo)benzene as hypervalent iodine in aqueous ...  Read More

Three component one-pot synthesis of 4H-benzo-[b]-pyran derivatives using [(diacetoxyiodo)benzene] (DIB) as a hypervalent iodine catalyst


Original Research Article Organic chemistry
Unexpected one pot pseudo four-component reaction for the synthesis of (10E)-N-benzylidene-2-phenylH-imidazo [1,2-a]pyridin-3-amine derivatives under solvent-free conditions

Bagher Mohammadi; Mansoor Shafieey; Hamed Kazemi

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 302-309

Abstract
  This work described an efficient Pseudo four-component synthesis of (10E)-N-benzylidene-2-phenylH-imidazo[1,2-a]pyridin-3-amine derivatives from 2-aminopyridin, malononitrile and arylaldehydes in the presence of NaOH under solvent-free and conventional heating condition in good to excellent yields. A ...  Read More

Unexpected one pot pseudo four-component reaction for the synthesis of (10E)-N-benzylidene-2-phenylH-imidazo [1,2-a]pyridin-3-amine derivatives under solvent-free conditions


Original Research Article Organic chemistry
Preparation of sterically congested 1,3,4-oxadiazole derivatives from N-isocyaniminotriphenylphosphorane, aromatic acids, cyclopentanone and primary amines

Hamideh Javanbani; Ali Ramazani; Sang Woo Joo; Yavar Ahmadi; Vahid Azizkhani; Pegah Azimzadeh Asiabi

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 310-322

Abstract
  Reactions of N-isocyaniminotriphenylphosphorane with cyclopentanone have been studied in the presence of aromatic carboxylic acids and primary amines, proceeds smoothly at room temperature under neutral conditions to afford sterically congested 1,3,4-oxadiazole derivatives by an intramolecular Aza-Wittig ...  Read More

Preparation of sterically congested 1,3,4-oxadiazole derivatives from N-isocyaniminotriphenylphosphorane, aromatic acids, cyclopentanone and primary amines


Original Research Article Organic chemistry
Synthesis of some network polymers with siloxane units as a drug delivery system

Mohammad Galehassadi; Samad Omidi

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 323-334

Abstract
  New biodegradable network polymers containing siloxane-linked polymeric prodrugs of 5-ammino-2-hydroxybenzoic acid (5-ASA) in the main chain were prepared by ter polymerization of methacrylic acid (MA), 2-hydroxyethylmethacrylate (HEMA), and bis (trimethylsilyloxy) methylsilane (VBM) in the presence ...  Read More

Synthesis of some network polymers with siloxane units as a drug delivery system


Original Research Article Organic chemistry
Efficient procedure for the synthesis of quinoline derivatives by NbCl5.PEG and NbCl5 in glycerol as green solvent

Batol Zakerinasab; Mohammad Ali Nasseri; Fateme Kamali

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 335-347

Abstract
  Quinolines, an important class of potentially bioactive compounds, have been synthesized by treatment of O-aminoarylketones and carbonyl compounds utilizing niobium (V) chloride / polyethylenglycole(NbCl5.PEG) and niobium(V)chloride (NbCl5) as available and inexpensive catalysts. The quinoline derivatives ...  Read More

Efficient procedure for the synthesis of quinoline derivatives by NbCl5.PEG and NbCl5 in glycerol as green solvent


Original Research Article Physical chemistry
Determination of the absolute redox potential of methyldopa: experimental and simulation methodes

Reza Samimi Shalamzari; Simin Mansouri; Akram Eghbali

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 348-355

Abstract
  The conditional formal potential, E°′of Methyldopa has been studied by cyclic voltammetry at the surface of activated glassy carbon electrode (AGCE) as the working electrode in different pH phosphate buffered solutions. The experimental Standard redox potential, E°′, of Methyldopa ...  Read More

Determination of the absolute redox potential of methyldopa: experimental and simulation methodes


Original Research Article Organic chemistry
[BMIm]BF4-LiCl as an effective catalytic system for the synthesis of dicoumarols

Seyyedeh Cobra Azimi; Kurosh Rad-Moghadam

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 356-366

Abstract
  A homogeneous ionic liquid 1-butyl-3-methylimidazolium tetrafluoroborate doped with LiCl ([BMIm]BF4-LiCl) was found as catalyst solvents for the synthesis of dicoumarols by the condensation of 4-hydroxycoumarin and aldehyde at 80 ˚C. In this field, several types of aromatic aldehyde, containing electron-withdrawing ...  Read More

[BMIm]BF4-LiCl as an effective catalytic system for the synthesis of dicoumarols


Original Research Article Organic chemistry
Green and efficient synthesis of trialkyl (E)-3-(3-Oxo-2-3,4-dihydro-2-(1H)-quinoxalinylidene)-prop-1-ene-1,2,3- tricarboxylates using K2CO3-PEG-400 as robust catalytic system

Mohammad Piltan

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 367-373

Abstract
  An efficient synthesis of trialkyl (E)-3-(3-Oxo-2-3,4-dihydro-2-(1H)-quinoxalinylidene)-prop-1-ene-1,2,3-tricarboxylate derivatives via a simple three-component reaction between benzene-1,2-diamines with dialkyl acetylenedicarboxylates in the presence of K2CO3-PEG catalytic system at 100 oC was reported. ...  Read More

Green and efficient synthesis of trialkyl (E)-3-(3-Oxo-2-3,4-dihydro-2-(1H)-quinoxalinylidene)-prop-1-ene-1,2,3- tricarboxylates using K2CO3-PEG-400 as robust catalytic system


Original Research Article Nanochemistry
Synthesis of ZnO/Bi2O3 and SnO2/Bi2O3/Bi2O4 mixed oxides and their photocatalytic activity

Maryam Movahedi; Akram Hosseinian; Nasrin Nazempour; Mohadeseh Rahimi; Hossein Salavati

Volume 3, Issue 4, pp. 283-387, Serial No. 9 , October 2015, Pages 374-387

Abstract
  In the present work, ZnO/Bi2O3, SnO2/Bi2O3/Bi2O4 mixed oxide, Bi2O3 rod-like and SnO2 nanoparticle have been synthesized. The obtained samples were characterized by field emission scanning electron microscopy (FE-SEM) and X-ray diffraction (XRD). The optical properties of samples were evaluated by UV-Vis ...  Read More

Synthesis of ZnO/Bi2O3 and SnO2/Bi2O3/Bi2O4 mixed oxides and their photocatalytic activity