4.7 Article

Surface modification of chitosan with Ni(II) Schiff base complex: A new heterogeneous catalyst for the synthesis of xanthones

Related references

Note: Only part of the references are listed.
Article Plant Sciences

The mechanisms of action of prenylated xanthones against breast, colon, and lung cancers, and their potential application against drug resistance

Natalie Vivien Gunter et al.

Summary: Cancers such as breast, colon, and lung cancers have shown alarming increases in the number of new diagnoses and mortality rates. Non-specific toxicity limits the use of current chemotherapy drugs, necessitating the development of new agents such as xanthones. Prenylated xanthones have demonstrated cytotoxic activity against cancer cells and potential as anticancer drugs, but further studies are required to establish their effectiveness and safety.

PHYTOCHEMISTRY REVIEWS (2023)

Review Chemistry, Multidisciplinary

Metal-Ion/Metal Nanoparticle-Anchored Porous Organic Polymers as Efficient Catalysts for Organic Transformations - A Recent Overview

Murugavel Kathiresan

Summary: Porous organic polymers are versatile materials with potential in catalysis. They can be designed with specific functionalities to act as heterogeneous catalysts or as a carbon matrix for metal-ion/metal nanoparticle catalysts. This review highlights recent developments on metal-ion/metal nanoparticle loaded porous organic polymers and their role in various organic transformations.

CHEMISTRY-AN ASIAN JOURNAL (2023)

Review Chemistry, Inorganic & Nuclear

Schiff bases and their metal Complexes: A review on the history, synthesis, and applications

Cherifa Boulechfar et al.

Summary: Schiff base metallic complexes have garnered considerable attention in the scientific community due to their unique properties and wide-ranging applications in various fields, including industry and biology. These complexes exhibit diverse biological activities, such as antiviral, cytostatic, antibacterial, anticancer, and antifungal properties, while also displaying exceptional catalytic activity for a wide range of compounds. This review comprehensively explores the history, chemistry, synthesis, and various applications of Schiff-base ligand-based metallic complexes, with a focus on their biological and catalytic applications. The review highlights the current state of research and future directions in the field, serving as a valuable resource for researchers and professionals in the field of inorganic chemistry.

INORGANIC CHEMISTRY COMMUNICATIONS (2023)

Review Chemistry, Inorganic & Nuclear

Schiff base metal complexes as a versatile catalyst: A review

Vijay Kumar Juyal et al.

Summary: This review presents the catalytic application of Schiff Base in various chemical reactions, including epoxidation, oxidation, Henry reaction, Michael addition reaction, cyclopropanation, hydroformylation, and silylation. Schiff base metal complexes exhibit a wide spectrum of selectivity in terms of stereo, regio, and chemoselectivity, making them attractive for both industrial and research purposes. The highly catalytic active Schiff base metal complexes are required to improve the yields of chemical reactions, providing valuable insights for researchers and industries in the field of Schiff-base catalysis.

JOURNAL OF ORGANOMETALLIC CHEMISTRY (2023)

Review Medicine, Research & Experimental

Biochemical features and therapeutic potential of α-Mangostin: Mechanism of action, medicinal values, and health benefits

Manzar Alam et al.

Summary: a-MG is a natural xanthone obtained from the pericarps of mangosteen, possessing various beneficial properties like anticancer, neuroprotective, antimicrobial, antioxidant, and anti-inflammatory effects, and inducing apoptosis. It controls cell proliferation by modulating signaling molecules and shows potential in cancer therapy, but its limited clinical application is due to low water solubility and poor target selectivity. Nanoparticle-based drug delivery systems have been developed to improve the pharmacological features and efficiency of a-MG.

BIOMEDICINE & PHARMACOTHERAPY (2023)

Review Chemistry, Physical

Advances in studies of the structural effects of supported Ni catalysts for CO2 hydrogenation: from nanoparticle to single atom catalyst

Zhitao Zhang et al.

Summary: Supported Ni catalysts have great potential in CO2 hydrogenation, with products including methane, carbon monoxide, methanol, and formic acid. The electronic and geometric structures of the catalyst significantly affect the activity and selectivity of the reaction, with selectivity depending on the support. To enhance activity, stability, and tunable selectivity, structure control of the Ni catalyst is crucial.

JOURNAL OF MATERIALS CHEMISTRY A (2022)

Article Chemistry, Inorganic & Nuclear

Coordination complexes of di(2-pyridyl)ketone with copper(I) and their formation in solution and under solvent-free conditions

Christin Kirst et al.

Summary: Four copper(I) complexes of the ligand di(2-pyridyl)ketone were synthesized using different Cu(I) salts in solution and under solvent-free conditions. The solid compounds exhibited distinct structural features, such as binuclear structures, bridging configurations, and one-dimensional chains formed by the cyanide cations. Characterization was done using various techniques, including IR spectroscopy, MS, single crystal X-ray diffraction, and Hirshfeld analysis.

INORGANICA CHIMICA ACTA (2021)

Article Chemistry, Physical

Progresses in polysaccharide and lignin-based ionic liquids: Catalytic applications and environmental remediation

Mahmoud Nasrollahzadeh et al.

Summary: The use of heterogeneous catalysts for various chemical and environmental transformations is currently a major focus for researchers, with natural polymers being considered as promising compounds. Among biopolymers, polysaccharides are highly regarded as catalyst supports, with many studies focusing on improvements in synthesis, characterization, and applications. These biopolymer-supported catalysts offer advantages such as biodegradability, biocompatibility, non-toxicity, and unique structures, making them valuable green resources in catalytic and environmental applications.

JOURNAL OF MOLECULAR LIQUIDS (2021)

Review Biochemistry & Molecular Biology

A review on chitosan and chitosan-based bionanocomposites: Promising material for combatting global issues and its applications

Motia Azmana et al.

Summary: This article discusses the attempts to replace petrochemical products with renewable and biodegradable components, with a focus on chitosan as a unique bio-based polymer with excellent intrinsic properties. Chitosan-based materials have been successfully utilized in nanotechnology, leading to the development of bionanocomposites with improved physical and chemical characteristics. The review also highlights the future research scope and motivates researchers for outstanding research works in this field.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2021)

Review Polymer Science

Applications of Biopolymers for Drugs and Probiotics Delivery

Roxana Gheorghita et al.

Summary: Research on the use of biopolymers in pharmaceutical industries has gained attention in recent years, especially as encapsulation materials for controlled drug delivery systems. Challenges and limitations in integrating polymer-derived materials with product delivery optimization exist, but there are also potential benefits in developing new applications.

POLYMERS (2021)

Article Polymer Science

Enhanced Performance of Chitosan via a Novel Quaternary Magnetic Nanocomposite Chitosan/Grafted Halloysitenanotubes@ZnγFe3O4 for Uptake of Cr (III), Fe (III), and Mn (II) from Wastewater

Mahmoud F. Mubarak et al.

Summary: A novel chitosan/grafted halloysite nanotubes@Zn gamma magnetite quaternary nanocomposite was fabricated to remove metal ions from wastewater. Characterization analysis confirmed the structure and performance of the nanocomposite, showing high adsorption removal efficiency for Cr (III), Fe (III), and Mn (II) ions. The study demonstrates the potential of the nanocomposite as a low-cost, efficient, and eco-friendly adsorbent for environmental remediation.

POLYMERS (2021)

Review Chemistry, Organic

Recent advances in nickel-catalyzed C-C and C-N bond formation via HA and ADC reactions

Murugan Subaramanian et al.

Summary: Earth-abundant 3d-transition-metal catalysts, particularly nickel catalysts, have been of great interest in contemporary catalysis as suitable alternatives to noble metals. Nickel catalysts exhibit distinctive redox properties, making them efficient in sustainable organic transformations, especially in the construction of C-C and C-N bonds through hydrogen auto-transfer (HA) and acceptorless dehydrogenative coupling (ADC) reactions.

ORGANIC & BIOMOLECULAR CHEMISTRY (2021)

Article Chemistry, Organic

A Green Nanopalladium-Supported Catalyst for the Microwave-Assisted Direct Synthesis of Xanthones

H. Sebastian Steingruber et al.

SYNTHESIS-STUTTGART (2020)

Article Materials Science, Multidisciplinary

Effects of double heat treatment of NiO hole transport layer on the performance of QLEDs

Sun-Kyo Kim et al.

JOURNAL OF MATERIALS SCIENCE (2020)

Review Biochemistry & Molecular Biology

Chitosan: Structural modification, biological activity and application

Wenjie Wang et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2020)

Review Chemistry, Multidisciplinary

Prescribed drugs containing nitrogen heterocycles: an overview

Majid M. Heravi et al.

RSC ADVANCES (2020)

Review Chemistry, Organic

Recent advances in the synthesis of xanthones and azaxanthones

Diana I. S. P. Resende et al.

ORGANIC CHEMISTRY FRONTIERS (2020)

Article Chemistry, Multidisciplinary

Chitosan-derived N-doped carbon catalysts with a metallic core for the oxidative dehydrogenation of NH-NH bonds

Priyanka Raju Thombal et al.

RSC ADVANCES (2020)

Review Biochemistry & Molecular Biology

A review on applications of chitosan-based Schiff bases

R. Antony et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2019)

Review Chemistry, Inorganic & Nuclear

The use of chitosan-based metal catalysts in organic transformations

Arpad Molnar

COORDINATION CHEMISTRY REVIEWS (2019)

Article Chemistry, Multidisciplinary

Aerobic C-C and C-O bond formation reactions mediated by high-valent nickel species

Sofia M. Smith et al.

CHEMICAL SCIENCE (2019)

Article Chemistry, Multidisciplinary

Concise synthesis of xanthones by the tandem etherification-Acylation of diaryliodonium salts with salicylates

Gaoxiaozheng Liu et al.

CHINESE CHEMICAL LETTERS (2018)

Review Polymer Science

Biomedical Applications of Chitosan and Its Derivative Nanoparticles

Dongying Zhao et al.

POLYMERS (2018)

Article Biochemistry & Molecular Biology

Synthesis, characterization and biological activity of Cu(II), Ni(II) and Zn(II) complexes of biopolymeric Schiff bases of salicylaldehydes and chitosan

Eliene Leandro de Araujo et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2017)

Article Nanoscience & Nanotechnology

Nitrogen-Doped Graphdiyne Applied for Lithium-Ion Storage

Shengliang Zhang et al.

ACS APPLIED MATERIALS & INTERFACES (2016)

Article Chemistry, Multidisciplinary

Nickel-Catalyzed Intramolecular C-O Bond Formation: Synthesis of Cyclic Enol Ethers

Seo-Jung Han et al.

ANGEWANDTE CHEMIE-INTERNATIONAL EDITION (2016)

Article Biochemistry & Molecular Biology

Synthesis, characterization and antimicrobial evaluation of two aromatic chitosan Schiff base derivatives

Tamer M. Tamer et al.

PROCESS BIOCHEMISTRY (2016)

Article Chemistry, Multidisciplinary

Antifouling behavior of chitosan adorned zinc oxide nanorods

Tamilselvan Abiraman et al.

RSC ADVANCES (2016)

Article Chemistry, Organic

Microwave-assisted synthesis of xanthones promoted by ytterbium triflate

Salvatore Genovese et al.

TETRAHEDRON LETTERS (2015)

Review Chemistry, Multidisciplinary

Recent Advances in Graft Copolymerization and Applications of Chitosan: A Review

Vijay Kumar Thakur et al.

ACS SUSTAINABLE CHEMISTRY & ENGINEERING (2014)

Article Chemistry, Multidisciplinary

Chitosan-based Schiff base-metal complexes (Mn, Cu, Co) as heterogeneous, new catalysts for the βisophorone oxidation

C. S. Thatte et al.

JOURNAL OF CHEMICAL SCIENCES (2014)

Review Chemistry, Multidisciplinary

Arylglyoxals in Synthesis of Heterocyclic Compounds

Bagher Eftekhari-Sis et al.

CHEMICAL REVIEWS (2013)

Article Chemistry, Organic

Synthesis of ortho-Hydroxybenzophenones Catalyzed by Magnetically Retrievable Fe3O4 Nanoparticles under Ligand-Free Conditions

Thekkathu Ramani et al.

EUROPEAN JOURNAL OF ORGANIC CHEMISTRY (2013)

Article Chemistry, Applied

Synthesis and spectroscopic and electrochemical studies of chitosan Schiff base derivatives

C. A. Caro et al.

RUSSIAN JOURNAL OF APPLIED CHEMISTRY (2013)

Article Biochemistry & Molecular Biology

Photo-polymeriable chitosan derivative prepared by Michael reaction of chitosan and polyethylene glycol diacrylate (PEGDA)

Guiping Ma et al.

INTERNATIONAL JOURNAL OF BIOLOGICAL MACROMOLECULES (2009)

Article Chemistry, Multidisciplinary

Activation of C-H bonds of arenes: Selectivity and reactivity in bis(pyridyl) platinum(II) complexes

FB Zhang et al.

JOURNAL OF THE AMERICAN CHEMICAL SOCIETY (2005)

Article Polymer Science

Synthesis and characterization of water-soluble O-succinyl-chitosan

C Zhang et al.

EUROPEAN POLYMER JOURNAL (2003)