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Chemistry, Volume 6, Issue 5

2024 October - 28 articles

Cover Story: The article "Solvent-Mediated Rate Deceleration of Diels–Alder Reactions for Enhanced Selectivity: Quantum Mechanical Insights" explores the influence of solvation effects on determining the outcome of chemical reactions. The key finding is that for the Diels–Alder reaction, the investigated polar solvents can significantly reduce the yield of unwanted side products. The cover shows the diene and dienophile reagents in the center and the two competing products on the outside. The product favored is displayed on the right in an enhanced size. View this paper
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Articles (28)

  • Article
  • Open Access
3,602 Views
14 Pages

21 October 2024

Solvents can have a tremendous influence on the rate and selectivity of chemical reactions, but their effects are not always well accounted for. In the present work, density functional theory computations are used to investigate the influence of solv...

  • Article
  • Open Access
2,013 Views
11 Pages

20 October 2024

This study investigated the acyl group transfer reactions of 2,4-dinitrophenyl 5-substituted-2-furoates, promoted by 4-substituted phenoxides/phenols in a 20 mol% DMSO aqueous solution at 25 °C. The reactions yielded nucleophilic substitution pro...

  • Article
  • Open Access
1 Citations
2,400 Views
14 Pages

Controlled Assembly of Lipid Molecules via Regulating Transient Spatial Confinement

  • Yuqi Huang,
  • Umit Celik,
  • Ziqian Xu,
  • Daniel Speer,
  • Dario Ossola,
  • Roland Faller,
  • Atul N. Parikh and
  • Gang-Yu Liu

19 October 2024

The constructs of lipid molecules follow self-assembly, driven by intermolecular interactions, forming stacking of lipid bilayer films. Achieving designed geometry at nano- to micro-levels with packing deviating from the near-equilibrium structure is...

  • Article
  • Open Access
1,870 Views
16 Pages

16 October 2024

Small bifunctional molecules are attractive for use as models in different areas of knowledge. How can their functional groups interact in solids? This is important to know for the prediction of the physical and chemical properties of the materials b...

  • Review
  • Open Access
4 Citations
2,492 Views
25 Pages

Macrocyclic Organic Peroxides: Constructing Medium and Large Cycles with O-O Bonds

  • Yana A. Barsegyan,
  • Vera A. Vil’ and
  • Alexander O. Terent’ev

15 October 2024

Macrocycles bridge the gap between conventional small molecules and polymers. Drawing inspiration from successful carbon heteroatom-containing macrocycles, peroxide-containing macrocycles are gaining attention for enhanced bioactivity, potential chel...

  • Article
  • Open Access
1 Citations
1,857 Views
16 Pages

11 October 2024

For square-planar late transition metal pyridine, diimine (Rh, Ir) complexes with hydro-xido, methoxido, and thiolato ligands. We could previously establish sizable metal-O- and S π-bonding interactions. Herein, we report the hydrogenation studies of...

  • Article
  • Open Access
3 Citations
2,294 Views
13 Pages

11 October 2024

The synthesis of zeolites from natural aluminosilicate minerals has drawn extensive attention due to its significant utility in greening the zeolite manufacturing process. In this study, pure-phase NaX zeolite was synthesized via a low-temperature hy...

  • Article
  • Open Access
1 Citations
2,314 Views
16 Pages

Easy Synthesis and In Vitro Evaluation of Halogenated Chalcones against Trypanosoma cruzi

  • Alcives Avila-Sorrosa,
  • Diana J. Laurel-Gochicoa,
  • María Elena Vargas-Díaz,
  • Benjamín Nogueda-Torres and
  • Rogelio I. Gómez-Escobedo

9 October 2024

Chalcones are organic structures that occur naturally in flavonoids and isoflavonoids from diverse vegetables and fruits. Their properties have promising applications in medicinal chemistry as antiparasitic agents against malaria, leishmaniasis, and...

  • Article
  • Open Access
1 Citations
2,074 Views
12 Pages

Antiproliferative Activity of an Organometallic Sn(IV) Coordination Compound Based on 1-Methylbenzotriazole against Human Cancer Cell Lines

  • Christina Stamou,
  • Chrisavgi Gourdoupi,
  • Pierre Dechambenoit,
  • Dionissios Papaioannou,
  • Zoi Piperigkou and
  • Zoi G. Lada

1 October 2024

A motivating class of compounds with interest in the research field of biological active metallopharmaceuticals for cancer treatment is based on organometallic complexes of Sn(IV), exhibiting advantages such as improved cellular uptake and body excre...

  • Review
  • Open Access
1 Citations
2,520 Views
43 Pages

30 September 2024

Since ancient times, humans have turned to medicinal plants for treating various ailments and curing specific diseases, as these natural plants serve as the primary source of a range of phytochemicals, including triterpenes. Maslinic acid (MA), also...

  • Article
  • Open Access
5 Citations
1,670 Views
13 Pages

27 September 2024

4-Acylpyrazolones are important ligands in analytical chemistry and technologies used for the separation and concentration of various metals. We have proposed a novel method for obtaining a material that consists of covalently immobilized functionali...

  • Article
  • Open Access
3 Citations
2,378 Views
22 Pages

The Role of TiO2 during the Accelerated Aging of Recycled Rubber Tiles

  • Paula Benjak,
  • Marija Tomaš,
  • Anita Ptiček Siročić,
  • Ivan Brnardić,
  • Franjo Florijanić and
  • Ivana Grčić

26 September 2024

Titanium dioxide (TiO2) was added in different proportions as a filler to the mixture for the production of recycled rubber tiles in order to improve their existing properties. The mechanical properties of novel rubber tiles were analyzed in the cont...

  • Article
  • Open Access
3 Citations
2,830 Views
12 Pages

24 September 2024

The success of platinum-based chemotherapeutic drugs for clinical cancer treatments has inspired tremendous research efforts on developing new metallic anticancer agents with improved cytotoxic activity and reduced side effects. 2,2′;6′,2...

  • Communication
  • Open Access
2 Citations
2,770 Views
10 Pages

An Alternative Method for Synthesizing N,2,3-Trimethyl-2H-indazol-6-amine as a Key Component in the Preparation of Pazopanib

  • Thi Thanh Cham Bui,
  • Hue Linh Luu,
  • Thi Thanh Luong,
  • Thi Ngoc Nguyen,
  • Nguyet Suong Huyen Dao,
  • Van Giang Nguyen,
  • Dinh Luyen Nguyen,
  • Nguyen Trieu Trinh and
  • Van Hai Nguyen

19 September 2024

Due to its application as an anti-cancer drug, pazopanib (1) has attracted the interest of many researchers, and several studies on pazopanib synthesis have been reported over the years. This paper provides a novel route for synthesizing N,2,3-trimet...

  • Article
  • Open Access
1,719 Views
11 Pages

Synthesis and NEXAFS and XPS Characterization of Pyrochlore-Type Bi1.865Co1/2Fe1/2Ta2O9+Δ

  • Nadezhda A. Zhuk,
  • Sergey V. Nekipelov,
  • Olga V. Petrova,
  • Aleksandra V. Koroleva,
  • Aleksey M. Lebedev and
  • Boris A. Makeev

19 September 2024

A cubic pyrochlore with the composition Bi1.865Co1/2Fe1/2Ta2O9+Δ (space group Fd-3m, a = 10.5013(8) Å) was synthesized from oxide precursors using solid-phase reactions. These ceramics are characterized by a porous microstructure formed b...

  • Article
  • Open Access
1 Citations
1,770 Views
15 Pages

Wettability of a Polymethylmethacrylate Surface by Fluorocarbon Surfactant Solutions

  • Fei Yan,
  • Cheng Ma,
  • Qingtao Gong,
  • Zhiqiang Jin,
  • Wangjing Ma,
  • Zhicheng Xu,
  • Lei Zhang and
  • Lu Zhang

16 September 2024

To clarify the adsorption behavior of fluorocarbon surfactants on PMMA surfaces, the contact angles of two nonionic fluorocarbon surfactants (FNS-1 and FNS-2) and an anionic fluorocarbon surfactant (FAS) on polymethylmethacrylate (PMMA) surface were...

  • Review
  • Open Access
2 Citations
3,354 Views
24 Pages

Advancements in Microfluidic Platforms for Glioblastoma Research

  • Rachana Raman,
  • Vijendra Prabhu,
  • Praveen Kumar and
  • Naresh Kumar Mani

15 September 2024

Glioblastoma (GBM) is a malignant cancer affecting the brain. As per the WHO classifications, it is a grade IV glioma and is characterized by heterogenous histopathology, high recurrence rates, and a high median age of diagnosis. Most individuals dia...

  • Article
  • Open Access
2 Citations
2,196 Views
19 Pages

Influence of Metal Ions on the Structural Complexity of Mixed-Ligand Divalent Coordination Polymers

  • Fang-Ju Cheng,
  • Kai-Min Wang,
  • Chia-Yi Lee,
  • Song-Wei Wang,
  • Kedar Bahadur Thapa,
  • Manivannan Govindaraj and
  • Jhy-Der Chen

14 September 2024

The reactions of the angular ligand 4,4′-oxybis(N-(pyridin-3-yl)benzamide) (L1) and 1,4-naphthalenedicarboxylic acid (1,4-H2NDC) with divalent metal salts yielded three distinct coordination polymers (CPs): {[Zn2(L1)(1,4-NDC)2]·MeOH}n, 1...

  • Review
  • Open Access
22 Citations
13,699 Views
27 Pages

Ethosomes: A Promising Drug Delivery Platform for Transdermal Application

  • Bo Zhan,
  • Jiawen Wang,
  • Hongyu Li,
  • Kexin Xiao,
  • Xiaohua Fang,
  • Yajun Shi and
  • Yanyan Jia

13 September 2024

In recent years, transdermal drug delivery systems have gained considerable attention for their ability to enhance patient compliance and provide consistent drug release. However, the barrier function of the skin’s outermost layer remains the f...

  • Article
  • Open Access
2 Citations
2,308 Views
12 Pages

10 September 2024

Fluorometric method for detecting of five nitrogen-based drugs concentration based on inhibition of emission Eosin Y (EY). The selection of N-drugs comprised indapamide (INDP), clomipramine hydrochloride (CMI), promethazine hydrochloride (PMH), lisin...

  • Article
  • Open Access
7 Citations
2,167 Views
19 Pages

10 September 2024

Due to a combination of increased urbanization, industrialization, and population growth, many pharmaceutical pollutants are currently being discharged into the environment. A possible strategy is critical for eliminating antibiotic pollutants from t...

  • Review
  • Open Access
5 Citations
3,644 Views
21 Pages

Chemical Transformation of Biomass-Derived Furan Compounds into Polyols

  • Qihang Gong,
  • Peikai Luo,
  • Jian Li,
  • Xinluona Su and
  • Haiyang Cheng

8 September 2024

Polyols such as 1,5-pentadiol, 1,6-hexanediol, and 1,2,6-hexanetriol are crucial chemicals, traditionally derived from non-renewable fossil sources. In the pursuit of sustainable development, exploring renewable and environmentally benign routes for...

  • Article
  • Open Access
4 Citations
2,362 Views
19 Pages

An Experimental Dynamic Investigation of the Influence of Melatonin, Serotonin and Tryptophan on the Stability of the DNA Structure

  • Cristina Manuela Drăgoi,
  • Anca Zanfirescu,
  • Ion-Bogdan Dumitrescu,
  • Anca Ungurianu,
  • Denisa Marilena Margină and
  • Alina-Crenguţa Nicolae

8 September 2024

Background: Small molecules play a crucial role in the exploration of physiological pathways and in drug development by targeting deoxyribonucleic acid (DNA). DNA is a central focus for both endogenous and exogenous ligands, which interact directly o...

  • Article
  • Open Access
3 Citations
3,344 Views
11 Pages

Enhancing the Wetting Properties of Activated Biochar by Oxidation with Hydrogen Peroxide

  • Kalvis Liepins,
  • Aleksandrs Volperts,
  • Galina Dobele,
  • Ance Plavniece,
  • Oskars Bikovens,
  • Errj Sansonetti and
  • Aivars Zhurinsh

3 September 2024

In order to explore the possibilities of increasing the hydrophilicity of carbon-based adsorbents, catalysts, or electrode materials in aqueous solutions, the oxidation of wood-based activated biochar using H2O2 was investigated. The properties of ox...

  • Article
  • Open Access
2,008 Views
12 Pages

Diazenium Betaines Derived from the Stable Free Radical DPPH with Diradicaloid Behavior

  • Adela F. Dobre,
  • Augustin M. Mădălan,
  • Anamaria Hanganu and
  • Petre Ionita

3 September 2024

Starting from the well known stable free radical DPPH (or its reduced counterpart, 2,2-diphenyl-1-picryl-hydrazine) and several amino derivatives, novel zwitterionic compounds (diazenium betaines) were obtained and characterized by different means, l...

  • Article
  • Open Access
1 Citations
5,349 Views
47 Pages

1 September 2024

Microorganisms remain in water from various sources after desalination and other treatments, posing health risks. We explored alternative natural disinfection agents, focusing on grape seed extract (GSE). We collected local grape seeds in Saudi Arabi...

  • Article
  • Open Access
4 Citations
2,465 Views
22 Pages

30 August 2024

The surface thermodynamic properties of polymers and copolymers modified by supramolecular structures are used in several industrial processes, such as selective adsorption, paints, coatings, colloids, and adhesion applications. Background: Inverse g...

  • Article
  • Open Access
5 Citations
2,068 Views
14 Pages

The Magnetic Properties of Fluorenyl and tert-Butyl-nitroxyl Acene-Based Derivatives: A Quantum Chemical Insight

  • Alyona A. Starikova,
  • Maxim G. Chegerev,
  • Andrey G. Starikov and
  • Vladimir I. Minkin

23 August 2024

Acenes, as a class of polycyclic aromatic hydrocarbons, attract considerable attention due to their remarkable nonlinear optical and magnetic properties. The aim of this work was the elucidation of the capability of radical-substituted acene derivati...

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Chemistry - ISSN 2624-8549