Original Paper
1. Efficient Synthesis of Thiazolo[4,5-d]pyrimidine derivatives without solvent

Mohsen Nikpour

Volume 9, Issue 3 , Summer 2019, Pages 1-8

Abstract
  4-Amino-5-bromo-2-substituted-aminopyrimidines were successfully reacted with various isothiocyanates in the alkaline alumina under Microwave irradiation to achieve a group of reported 2- aminothiazolo[4,5-d]pyrimidine derivatives . These compounds also carried out a multicomponent condensation with ...  Read More

Original Paper
2. Quantitative monitoring of chromium (III) by a selective sensor based on dibenzo-18-crown-6 as a neutral ion carrier

Maryam Alaie; Arezoo Ghaemi

Volume 9, Issue 3 , Summer 2019, Pages 9-21

Abstract
      In present study a chromium (III) selective sensor based on dibenzo-18-crown-6 as a macrocyclic ionophore was fabricated. The best operation obtained in the membrane including: 5.0 mg dibenzo-18-crown-6 (DB-18C6), 4.0 mg sodium tetraphenylborate (NaTPB), 61.0 mg dioctyl sabacate (DOS) ...  Read More

Original Paper
3. Green synthesis of pyranopyrazoles using Tungestic acid/Zr bio-based MOF as an efficient heterogeneous catalyst

Shima Khademi; Saeed Zahmatkesh; Alireza Aghili; Rashid Badri

Volume 9, Issue 3 , Summer 2019, Pages 22-38

Abstract
  This reported work aims to fabricate an eco-friendly Zr bio-based MOF as a new magnetic nanocatalyst based on the immobilization of tungstic acid onto new design robust, cost-effective, green and scalable Zirconium-L-aspartate amino acid metal-organic framework (MOF)-grafted L-(+)-tartaric acid stabilized ...  Read More

Original Paper
4. Synthesis 3 and 4-Dihydropyrimidinone and Thiones using Multi-Walled Carboxylated Carbon Nanotube Catalysts

maryam moghaddas

Volume 9, Issue 3 , Summer 2019, Pages 39-51

Abstract
  In the present study, the synthesis of 3 and 4-dihydropyrimidinone and thiones was investigated by Biginelli reaction in the presence of carbon dioxide nanoparticles (MWCNT COOH) as a catalyst. The use of carbon nanotubes has many advantages, including ease of product separation, catalyst recovery capability, ...  Read More

5. Synthesis and Characterization of 1-(2-Methyl-4-(4-methylbenzoyl)-7-thioxo-5-p-tolylpyrazolo[1,5-f]pyrimidin-1(7H)-yl)propan-2-one

Zülbiye Kökbudak; Halime Güzin Aslan; Zeynep Çimen; Senem Akkoç

Volume 9, Issue 3 , Summer 2019, Pages 52-57

Abstract
  Compounds containing pyrimidine ring attract researchers' attention due to their different properties. For example, Ishida et al. synthesized Cu(II) complexes having pyrimidine ring, and investigated their magnetic properties. By Wiśniewski et al., Ru(III), Rh(III), Pd(II) and Pt(II) metal complexes ...  Read More

6. An Efficient One-Pot Synthesis of 1H-Pyrazolo[1,2-b]phthalazine-5,10-dione Derivatives using MCM-41

Adel Ghasemi; Haleh Sanaeishoar

Volume 9, Issue 3 , Summer 2019, Pages 58-64

Abstract
  Aza heterocyclic compounds are major interest for organic chemists because of their mainly pharmacological activities and clinical applications such as antianxiety, antitumor, anticonvulsant, cardiotonic and vasorelaxant. This work a new and efficient synthesis of phthalazine drivatives from the three-component ...  Read More