Original Research Article Inorganic chemistry
Synthesis, spectroscopic investigation and coductometry of a new hexadentate symmetric Schiff base ligand containing N2O2S2 donor atoms and related complexes with Cd(II), Zn(II), Co(II) and Mn (II) metal ions

Reza Golbedaghi; Ehsan Alavipour

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 133-141

Abstract
  In this paper, we report the synthesis and characterization of a new symmetric macroacyclic Schiff base ligand (H2L) and related complexes with different metals. (H2L) was synthesized by the one pot condensation reaction of 2-[2-(2-formyl phenoxy)ethoxy]benzaldehyde and 2-aminobenzenethiol in a 1:2 molar ...  Read More

Synthesis, spectroscopic investigation and coductometry of a new hexadentate symmetric Schiff base ligand containing N2O2S2 donor atoms and related complexes with Cd(II), Zn(II), Co(II) and Mn (II) metal ions


Original Research Article Organic chemistry
A facile and efficient synthesis of Baclofen

Ali Saberi

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 142-145

Abstract
  γ-Aminobutiric acid (GABA), the major inhibitory neurotransmitter in the central nervous system is activated by the antispastic and muscle relaxant agent, Baclofen, which is a lipophilic derivative of GABA. Because of its biological and pharmacological importance, there are several reports in the ...  Read More

A facile and efficient synthesis of Baclofen


Original Research Article Organic chemistry
Isolation and identification of gallic acid from the elaeagnus angustifolia leaves and determination of total phenolic, flavonoids contents and investigation of antioxidant activity

Abdolreza Abri; Mojgan Maleki

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 146-154

Abstract
  Elaeagnus angustifolia has many potential applications in drugs, detergents, perfumes, herbal teas and show various biological and pharmacological activities, such as anti-inflammatory, antipyretic and other effective treatment of disease. Gallic acid (GA) and its derivative methyl gallate (MG) are well ...  Read More

Isolation and identification of gallic acid from the elaeagnus angustifolia leaves and determination of total phenolic, flavonoids contents and investigation of antioxidant activity


Original Research Article Organic chemistry
One-pot, four-component synthesis of fully substituted 1,3,4-oxadiazole derivatives from N-isocyaniminotriphenylphosphorane (Ph3PNNC), a primary amine, a carboxylic acid and cinnamaldehyde

Fatemeh Kalantari; Ali Ramazani; Fatemeh Zeinali Nasrabadi

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 155-164

Abstract
  The imine intermediate generated by the addition of primary amine to the cinnamaldehyde is trapped by the N-isocyaniminotriphenylphosphorane (Ph3PNNC) and a carboxylic acid, and leads to the formation of the corresponding iminophosphorane intermediate. The 1,3,4-oxadiazole derivatives are formed via ...  Read More

One-pot, four-component synthesis of fully substituted 1,3,4-oxadiazole derivatives from N-isocyaniminotriphenylphosphorane (Ph3PNNC), a primary amine, a carboxylic acid and cinnamaldehyde


Original Research Article Organic chemistry
Synthesis and characterization of some polymer derivatives of carvacrol as drug delivery system

Mohammad Galehassadi; Ebrahim Rezaii

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 165-174

Abstract
  Carvacrol is one of the main components of the EO of some Labiatae (Laminaceae) members like oregano, thyme and savory. Carvacrol has a lot of health benefits for example, antibacterial, and antioxidant activity.We synthesized some silicon derivatives of carvacrol, and characterized them by standard ...  Read More

Synthesis and characterization of some polymer derivatives of carvacrol as drug delivery system


Original Research Article Organic chemistry
Microwave-assisted synthesis of 5,10,15,20-tetrakis(4-nitrophenyl)porphyrin and zinc derivative and study of their bacterial photoinactivation

Rahmatollah Rahimi; Fatemeh Fayyaz; Mehdi Rassa; Mahboubeh Rabbani

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 175-185

Abstract
  In this study, 5,10,15,20-tetrakis(4-nitrophenyl)porphyrin (TNPP) and its zinc porphyrin complex (ZnTNPP) were synthesized in situ using the microwave method and identified by UV-Vis, FT-IR and 1H NMR. The photostability and photodynamic antimicrobial activity (PACT) of these compounds were investigated ...  Read More

Microwave-assisted synthesis of 5,10,15,20-tetrakis(4-nitrophenyl)porphyrin and zinc derivative and study of their bacterial photoinactivation


Short communication Organic chemistry
Tetrabutylammonium bromide-Cesium carbonate: new reagent system for the synthesis of substituted pyridines at room temperature

Vinod Kamble; Sandeep Atkore; Parshuram Pisal; Munazza Sadaf; Renuka V. Thakre

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 186-197

Abstract
  The highly substituted pyridine derivatives are found to exhibit diverse pharmacological activities. They are also emerged as potential medicinal leads in developing therapeutic agents for the treatment of various diseases. In this work, a series of 2-amino-3,5-dicarbonitrile-6-thio-pyridine derivatives ...  Read More

Tetrabutylammonium bromide-Cesium carbonate: new reagent system for the synthesis of substituted pyridines at room temperature


Original Research Article Organic chemistry
Vanadium oxide supported on mesocellulous silica foams (MCF): An efficient and reusable catalyst for selective oxidation of sulfides

Zahra Mohagheghian; Razieh Fazaeli; Hamid Aliyan

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 198-206

Abstract
  A green, efficient and selective approach for the oxidation of sulfides to sulfoxides and sulfones with UHP at room temperature is reported. The reaction is performed in the presence of vanadia catalyst supported on mesocellular silica foam (MCF) with a V content ranging from 2% to 10% as heterogeneous ...  Read More

Vanadium oxide supported on mesocellulous silica foams (MCF): An efficient and reusable catalyst for selective oxidation of sulfides


Original Research Article Inorganic chemistry
Dimethyl sulfide for 3-carboaldehyde pyridine displacement in a platinum(II) complex: Donor number effect

Alireza Akbari

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 207-213

Abstract
  The therrmodynamic parameters and equilibrium constant of displacement of dimethy sulfide by 3-carboaldehyde pyridine as N-donor ligand in cis-[Pt(4-MeC6H4)2(SMe2)2] complex have been measured using UV vis spectroscopy in acetone, dichloromethane and benzene at various temperatures (T=15-20 °C) and ...  Read More

Dimethyl sulfide for 3-carboaldehyde pyridine displacement in a platinum(II) complex: Donor number effect


Original Research Article Organic chemistry
Sulfamic acid supported on cellulose as a biodegradable and recyclable heterogeneous catalyst for the synthesis of tetrahydrobenzo xanthene derivatives

Batol Zakerinasab; Mohammad Ali Nasseri; Hassan Hassani

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 214-225

Abstract
  Cellulose bonded N-propyl diethylene tetra sulfamic acid (CBPDETSA) was successfully applied as a green and recyclable acidic catalyst for the synthesis of tetrahydrobenzo [a] xanthene-11-one as an important class of potentially bioactive compounds. The products are obtained by the coupling of 2-naphtol ...  Read More

Sulfamic acid supported on cellulose as a biodegradable and recyclable heterogeneous catalyst for the synthesis of tetrahydrobenzo xanthene derivatives


Original Research Article Organic chemistry
One-pot three-component synthesis of dialkyl 3-(alkylamino)-1-aryl-1H-pyrazole-4,5-dicarboxylates using α-Fe2O3 nanoparticles and phenylisocyanate in solvent-free conditions

Bagher Mohammadi; Maryam Rahmani

Volume 4, Issue 2, pp. 133-235, Serial No. 11 , April 2016, Pages 226-235

Abstract
  This work described a simple and efficient synthesis of dialkyl 3-(alkylamino)-1-aryl-1H-pyrazole-4,5-dicarboxylates via a three component reaction between arylhydrazine, alkylisocyanid and dialkylacetylenedicarboxylates in the presence of phenylisocyanate and α-Fe2O3 nanoparticles. Eco friendly, ...  Read More

One-pot three-component synthesis of dialkyl 3-(alkylamino)-1-aryl-1H-pyrazole-4,5-dicarboxylates using α-Fe2O3 nanoparticles and phenylisocyanate in solvent-free conditions