Original Paper
1. 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

Original Paper
2. Removal of hazardous heterocyclic dyes from aqueous solutions with ZnO adsorbent

Nima Razzaghi-Asl; Parya Nasehi

Volume 3, Issue 1 , Spring 2013, Pages 9-22

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

Original Paper
3. Calcium Chloride catalyzed Intramolecular Oxa Michael addition of 2’-Hydroxychalcone to Flavanone

Pramod Kulkarni

Volume 3, Issue 1 , Spring 2013, Pages 23-29

Abstract
  An efficient cyclization of 2’-hydroxychalcone to flavanone using calcium chloride as a catalyst was developed. The scope of the reaction was studied with substituted 2’-hydroxychalcone and these chalcones was converted into corresponding flavanone in good yield. The merits of this method ...  Read More

Original Paper
4. TiO2 nanoparticles/melamine Tri sulfonic acid for biginelli syntheis under solvent-free conditions

Mohammad Kazem Mohammadi

Volume 3, Issue 1 , Spring 2013, Pages 31-39

Abstract
  TiO2 nanoparticles/melamine Tri sulfonic acid (MTSA) supported on silica gel as an efficient catalytic system for simple, one pot, solvent-free and environmentally benign process for synthesis of dihydropyrimidines via Biginelli reaction at 110 °C is described. It was found that the catalyst is reusable ...  Read More

Original Paper
5. SYNTHESIS OF 1,8-DIOXO-OCTAHYDROXANTHENES WITH THIAMINE CHLORIDE IN ECO-FRINDLY AND SOLVENT FREE CONDITION

Bahram Pourhasan; Mohammad Mahmudi Hashemi; Ali Ezabadi

Volume 3, Issue 1 , Spring 2013, Pages 40-45

Abstract
  A novel, simple and environmentally friendly method is reported for the preparation of 1,8-dioxo-octahydroxanthene derivatives by the reaction of dimedon with various aromatic aldehydes, using thiamine chloride  as a recyclable catalyst under solvent-free conditions. This procedure has following ...  Read More

Original Paper
6. Chemical Composition of the Essential Oil Salvia Officinal from Shiraz Greenhouse

Fatemeh Ranjbar; Mohammad Mehdi Ghanbari; Seyed shahram Mosaheb; Mohammad Sadegh Behrooz

Volume 3, Issue 1 , Spring 2013, Pages 46-47

Abstract
  The genus is distributed throughout the Old World and the Americas, with three distinct regions of diversity: Central and shake the limbs and topic in folk medicine. South America (approx. 500 species), Central Asia and Mediterranean (250 species), Eastern Asia (90 species)various species of the genus ...  Read More

Original Paper
7. A novel sensor based on a heterocyclic ionophore for cerium (III) analysis in real samples

Arezoo Ghaemi; Haman Tavakkoli; Fariba Mehranfar

Volume 3, Issue 1 , Spring 2013, Pages 48-57

Abstract
  A new polyvinyl choloride (PVC) membrane sensor for cerium (III) was prepared based on 4,13-didecyl-1,7,10,16-tetraoxa-4,13-diazacyclooctadecane (kryptofix22DD) as an ionophore. The sensor exhibites a linear concentration range of 1.0×10-6 to 1.0×10-1 M, with a Nernstian slope of 18.0±1.0 ...  Read More

Original Paper
8. Calixarene Drug deleivery invistegation of Calixarene compounds with conection by histidine L and D stereochemistry

Hooriye Yahyaei; Neda Hasanzadeh

Volume 3, Issue 1 , Spring 2013, Pages 58-72

Abstract
  In this research, Quantum-mechanical calculations were performed at the HF method with the 6-31+G*basis set and at the B3LYP method with the 6-31+G* basis set in the gas phase and five solvents such as water, DMSO, methanol, ethanol and dichloromethane at six temperatures. According to these theoretical ...  Read More