Original Research Article Physical chemistry
Physico-chemical features of Aqueous extract of acanthophyllum laxiusculum roots from natural steppe habitats of Iran: Evaluating surface activity and thermal behavior of partially purified extract

Hajar Soltaninejad; Zahra Madadi; Tayebe Bagheri Lotfabad; Atefeh Pirani; Negissa Ebadipour

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 236-244

Abstract
  Acanthophyllum laxiusculum is one of the most widely distributed species of the genus in Iran that flourishes in steppe and mountainous regions of the country. In the present study, water-soluble content of A. laxiusculum roots was extracted by boiling water and further successively purified partially ...  Read More

Physico-chemical features of Aqueous extract of acanthophyllum laxiusculum roots from natural steppe habitats of Iran: Evaluating surface activity and thermal behavior of partially purified extract


Original Research Article Organic chemistry
A green and eco-friendly method for the synthesis of xanthene derivatives using cellulose sulfuric acid under solvent-free conditions

Seyyedeh Cobra Azimi; Esmayeel Abbaspour-Gilandeh

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 245-255

Abstract
  A green and convenient method for the synthesis of 14-aryl-14H-dibenzo[a,i]xanthene-8,13-diones and spiro[dibenzo[a,i]-xanthene-14,3'-indoline]-2',8,13-triones in the presence of a catalytic amount of cellulose sulfuric acid (CSA) as an efficient biopolymer-based catalyst under solvent-free conditions ...  Read More

A green and eco-friendly method for the synthesis of xanthene derivatives using cellulose sulfuric acid under solvent-free conditions


Original Research Article Analytical chemistry
Application of carbon ceramic modified electrode with prussian blue for electrocatalytic oxidation of nitrite ion

Sohrab Ershad; Noshin Safarzadeh; Hamzeh Akhondi-Yamchi

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 256-264

Abstract
  A novel chemically modified electrode containing Prussian blue complex was achieved on the surface of glass carbon electrode by sol-gel technique. The electrochemical behavior of modified electrode was characterized by cyclic voltammetry in detail. The film electrode obtained was very stable and exhibited ...  Read More

Application of carbon ceramic modified electrode with prussian blue for electrocatalytic oxidation of nitrite ion


Original Research Article Nanochemistry
Solid state synthesis of NiO nanoparticles from [(1,2-bis(2-formyl-3-methoxyphenyl)propane)nickel(II)] chloride

Aliakbar Dehno Khalaji; Fatemeh Gharib

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 265-272

Abstract
  In this paper, nickel oxide (NiO) nanoparticles have been prepared by solid state thermal decomposition of an acyclic nickel(II) complex (1,2-bis(2-formyl-3-methoxyphenyl)propane)nickel(II) chloride, [NiL]Cl2, in an electrical furnace at optimal temperature, 450 ºC for 3.5 h. The nickel(II) complex ...  Read More

Solid state synthesis of NiO nanoparticles from [(1,2-bis(2-formyl-3-methoxyphenyl)propane)nickel(II)] chloride


Original Research Article Organic chemistry
An efficient solvent-free synthesis of 1,8-dioxo-octahydroxanthenes by using Fe2(SO4)3.7H2O as catalyst

Reyhaneh Khoeiniha; Ali Ezabadi; Abolfazl Olyaei

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 273-282

Abstract
  A facile and efficient protocol for the synthesis of 1,8-dioxo-octahydroxanthenes has been developed by one-pot Knoevenagel condensation, Michael addition and cyclodehydration reaction of dimedone (active methylene carbonyl compound) with aromatic aldehydes in the presence of Iron (III) sulfate hydrate ...  Read More

An efficient solvent-free synthesis of 1,8-dioxo-octahydroxanthenes by using Fe2(SO4)3.7H2O as catalyst


Original Research Article Nanochemistry
Mn(II) salen complex immobilized on nano silicagel as a recyclable heterogeneous catalyst for oxidation of alcohols to their corresponding carbonyl compounds

Mohammad Ali Nasseri; Batol Zakerinasab; Sayyde Kamayestani

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 283-294

Abstract
  Mn(II) salen complex immobilized on nano silicagel was prepared by incorporating Mn(II) salen complex into a nanosilica matrix and characterized by TGA, XRD, atomic absorption spectroscopy and was successfully applied as catalyst for the oxidation of alcohols. Oxidation of a series of alcohols in acetonitrile ...  Read More

Mn(II) salen complex immobilized on nano silicagel as a recyclable heterogeneous catalyst for oxidation of alcohols to their corresponding carbonyl compounds


Original Research Article Organic chemistry
(Carboxy-3-oxopropylamino)-3-propylsilylcellulose as a novel organocatalyst for the synthesis of coumarin derivatives under solvent-free conditions

Mehri Salimi

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 295-308

Abstract
  In this research, (Carboxy-3-oxopropylamino)-3-propylsilylcellulose (COPAPSC) as an organocatalyst, has been synthesized by grafting of succinic anhydride on the NH2-modified cellulose (cellulose functionalized with 3- aminopropyltriethoxysilane). The –CO2H group-functionalized cellulose (COPAPSC) ...  Read More

(Carboxy-3-oxopropylamino)-3-propylsilylcellulose as a novel organocatalyst for the synthesis of coumarin derivatives under solvent-free conditions


Original Research Article Organic chemistry
Oxidative aromatization of some 1,4-dihydropyridine derivatives using NaBrO3

Masoomeh Abdoli-Senejani; Nilufar Foruzan; Mahnaz Bahmani; Tahereh Momeni Isfahani; Saba Dustepour

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 309-317

Abstract
  In this study, oxidation of some 3,5-diacyl or 3,5-diester 1,4-dihydropyridines to corresponding pyridine derivatives using sodium bromate in the presence of NH4Cl, NaHSO4 and Bu4NHSO4 under thermal conditions has been investigated. The yield and structure of formed products is similar under all conditions; ...  Read More

Oxidative aromatization of some 1,4-dihydropyridine derivatives using NaBrO3


Original Research Article Biochemistry
QSAR studies and application of genetic algorithm - multiple linear regressions in prediction of novel p2x7 receptor antagonists’ activity

Alireza Banaei; Eslam Pourbasheer; Fatemeh Haggi

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 318-336

Abstract
  Quantitative structure-activity relationship (QSAR) models were employed for prediction the activity of P2X7 receptor antagonists. A data set consisted of 50 purine derivatives was utilized in the model construction where 40 and 10 of these compounds were in the training and test sets respectively. A ...  Read More

QSAR studies and application of genetic algorithm - multiple linear regressions in prediction of novel p2x7 receptor antagonists’ activity


Original Research Article Organic chemistry
An efficient green synthesis of highly substituted imidazoles catalyzed by Al-MCM-41 nanoreactors

Abolfazl Olyaei; Zohreh Derikvand; Fatemeh Noruzian; Mahdieh Sadeghpour

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 337-346

Abstract
  Al-MCM-41 nanoreactors is found to be a remarkable efficient catalyst for one-pot multicomponent cyclocondensation of benzil, aniline or ammonium acetate and aromatic aldehydes for the synthesis of polysubstituted imidazoles under solvent-free conditions. The reaction was efficiently promoted by 10 mg ...  Read More

An efficient green synthesis of highly substituted imidazoles catalyzed by Al-MCM-41 nanoreactors


Original Research Article Inorganic chemistry
Surfactant-assisted synthesis of barium hexaferrite nanoparticles by hydrothermal method

Kamellia Nejati; Shabnam Alizade; Sara Samuey; Zolfaghar Rezvani

Volume 4, Issue 3, pp. 236-358, Serial No. 12 , July 2016, Pages 347-358

Abstract
  In the present work, the synthesis of Barium hexaferrite (BaFe12O19) nanoparticles in thepresence of a large excess amount of OH− anions by the hydrothermal method in the presence and absence of surfactants such as Sodium dodecyl benzene sulfonate and Triton X-114 was reported. The optimized temperature ...  Read More

Surfactant-assisted synthesis of barium hexaferrite nanoparticles by hydrothermal method