Web of Science (Emerging Sources Citation Index), ISC
Original Research Article Organic Chemistry
1. Producing, characterizing and utilizing a novel magnetic catalyst to promote construction of N,N′-alkylidene bisamides

Amir Hosain Karimi; Ali Hekmat-Ara; Abdolkarim Zare; Marziyeh Barzegar; Roghayyeh Khanivar; Masoud Sadeghi-Takallo

Volume 3, Issue 6 , June 2021, Pages 360-368

http://dx.doi.org/10.22034/ecc.2021.277415.1149

Abstract
  A novel magnetic material namely [Fe3O4@SiO2@RNMe2-SO3H][Cl/MeSO3] (FSRNSCM) was produced. Energy-dispersive X-ray spectroscopy (EDS), field emission scanning electron microscopy (FE-SEM), FT-IR, X-ray diffraction (XRD), vibrating-sample magnetometry (VSM), thermal gravimetric (TG) and differential thermal ...  Read More

Producing, characterizing and utilizing a novel magnetic catalyst to promote construction of N,N′-alkylidene bisamides


Original Research Article
2. A computational study at blocking probability of the SARS-CoV-2 spike protein through the binding of cellular receptors

Saeedeh Mohammadi; Esmail Doustkhah; Ahmad Reza Salehi Chaleshtori; Mohammad Esmailpour; Farzad Zamani; Ayoub Esmailpour

Volume 3, Issue 6 , June 2021, Pages 369-382

http://dx.doi.org/10.22034/ecc.2021.277176.1146

Abstract
  In this paper, the SARS-CoV-2 spike encoding gene sequences were analyzed to find the structural homology of S proteins. The S protein of SARS-CoV-2 was obtained from homology modeling and the protein-protein docking was performed to elucidate sites active in S protein for ACE2, dipeptidyl peptidase ...  Read More

A computational study at blocking probability of the SARS-CoV-2 spike protein through the binding of cellular receptors


Review Article
3. Recent advances in sulfadiazine's preparation, reactions and biological applications

Mahmood M. Fahad; Mohammed G. A. Alkhuzaie; Shahad F. Ali

Volume 3, Issue 6 , June 2021, Pages 383-391

http://dx.doi.org/10.22034/ecc.2021.280357.1159

Abstract
  Sulfa drugs have great attraction due to their wide applications in medicine, pharmacology and other sciences. One of the most important compounds of Sulfa drugs family is sulfadiazine compound (SDA). It is considered as one of the most important antibiotics that is used in treatment of many diseases ...  Read More

Recent advances in sulfadiazine's preparation, reactions and biological applications


Original Research Article Applied Chemistry
4. Synthesis of new 5-aryl tetrazoline from N-2-hydrazido cyclic imides and study of biological activity

Akram Sadek Kram Allah; Entesar O. Al-Tamimi

Volume 3, Issue 6 , June 2021, Pages 392-400

http://dx.doi.org/10.22034/ecc.2021.280708.1161

Abstract
  This research focused on the synthesis of some new 5-aryl tetrazoline derivatives on cyclic imides via reaction of N-(2-chloro acetyl) imides with hydrazine hydrate to give compounds (1,2). Then, compounds (1,2) reacted with different aromatic aldehydes to give Schiff bases compounds (3-10). On the other ...  Read More

Synthesis of new 5-aryl tetrazoline from N-2-hydrazido cyclic imides and study of biological activity


Original Research Article Applied Chemistry
5. Synthesis of new heterocyclic containing azo group from 2-N-chloro acetamido creatinine and studying their biological activity

Raad M. Muhiebes; Entesar O. Al-Tamimi

Volume 3, Issue 6 , June 2021, Pages 401-405

http://dx.doi.org/10.22034/ecc.2021.281946.1170

Abstract
  The present work include synthesized new 2-amino-4-subs. thiozole(1) from reaction of 2-N-chloro acetamido Creatinine with thiourea. Compound (1) was treated with sodium nitrate and hydrochloric acid in (0-5ºC) to form diazonium salt (2), then   diazonium salt reacted with acetylacetone ...  Read More

Synthesis of new heterocyclic containing azo group from 2-N-chloro acetamido creatinine and studying their biological activity


Original Research Article Biochemistry
6. Numerical calculation of necessary distancing regarding SARS-CoV-2 (COVID-19) vs. spherical viruses, based on environmental features

Mohammad Javadi

Volume 3, Issue 6 , June 2021, Pages 406-417

http://dx.doi.org/10.22034/ecc.2021.277278.1152

Abstract
  Corona viruses are spherical nanoparticles with peripheral spike protein and diameters around 60 to 140 nm. In contrast to the elder versions, COVID-19 spread vastly and quickly all over the world. World Health Organization (WHO) insists on adequate social distancing in order to decrease the risk of ...  Read More

Numerical calculation of necessary distancing regarding SARS-CoV-2 (COVID-19) vs. spherical viruses, based on environmental features


Original Research Article Methematical Chemistry
7. Computational analysis of new degree-based descriptors of Zig-Zag Benzenoid system

Farkhanda Afzal; Muhammad Zaman; Faryal Chaudhry; Deeba Afzal; Mohammad Reza Farahani; Murat Cancan

Volume 3, Issue 6 , June 2021, Pages 418-424

http://dx.doi.org/10.22034/ecc.2021.284310.1174

Abstract
  Chemical graph theory is one of the dominant branches in graph theory. In this paper, we compute the atom bond connectivity, geometric arithmetic, first K-Banhatti, second K-Banhatti, first K-hyper Banhatti, second K-hyper Banhatti, modified first K-Banhatti, modified second K-Banhatti and harmonic K-Banhatti ...  Read More

Computational analysis of new degree-based descriptors of Zig-Zag Benzenoid system


Original Research Article Applied Chemistry
8. Synthesis of novel pyrazole derivatives containing tetrahydrocarbazole, antimicrobail evaluation and molecular properties

Zahraa Mohammed Abd Al-Mohson

Volume 3, Issue 6 , June 2021, Pages 425-434

http://dx.doi.org/10.22034/ecc.2021.284257.1173

Abstract
  In this research, synthesis sequence of novel pyrazole derivatives was carried out by the reaction of cyclohexanone with phenylhydrazine hydrochloride in acid as solvent [THCZ] [0]. After that, [THCZ] [0] reacted with HgCl2 to prepare compound [1]. Compound [1] was condensate with chloroacetyl chloride ...  Read More

Synthesis of novel pyrazole derivatives containing tetrahydrocarbazole, antimicrobail evaluation and molecular properties