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Ag–TiO2 nanocomposite-catalyzed one-pot synthesis of 1,2,4,5-tetrasubstituted imidazoles: a green and benign approach
Ag–TiO 2 nanocomposite as an efficient catalyst was synthesized and characterized by AFM analysis. This nanocomposite acts as a heterogeneous and...
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Theoretical study of the stereoselectivity in the reaction of 4-haloglutamic acid derivatives with arylamines
Diastereoselective nucleophilic substitution reaction of halogen in dimethyl (2 S ,4 RS )-4-bromo- and 4-iodo- N -phthaloylglutamates with arylamines was...
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Synthesis, Structure, Spectral-Luminescent Properties, and Biological Activity of Chlorine-Substituted Azomethines and Their Zinc(II) Complexes
AbstractA number of chlorine-substituted azomethines of 2-hydroxybenzaldehydes and their zinc(II) complexes were synthesized. Structure of...
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Thermal and X-ray diffraction studies on interpenetrating polymer networks of castor oil-based polyurethane and diazotized cardanol-based homopolymers
AbstractCardanol, the meta-substituted phenol, is subjected to diazotization with p -chloroaniline to get diazotized p -chloroaniline cardanol dye. We...
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A green and efficient synthetic methodology towards the synthesis of 1-allyl-6-chloro-4-oxo-1,4-dihydroquinoline-3-carboxamide derivatives
Quinolone is a privileged scaffold in medicinal chemistry and 4-Quinolone-3-Carboxamides have been reported to harbor vast therapeutic potential....
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Rapid and sustainable HPLC method for the determination of uremic toxins in human plasma samples
Protein-bound uremic toxins, mainly indoxyl sulfate (3-INDS), p -cresol sulfate (pCS), and indole-3-acetic acid (3-IAA) but also phenol (Pol) and p -cre...
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Copper nanoparticles (CuNPs) catalyzed chemoselective reduction of nitroarenes in aqueous medium
AbstractA procedure for practical synthesis of CuNPs from CuSO 4 ·5H 2 O is established, under appropriate reaction conditions, using rice ( Oryza sativa )...
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Silica Supported Acids (SiO2-HClO4, SiO2-KHSO4) as Eco-Friendly Reuasble Catalysts for Bromination of Aromatic and Heteroaromatic Compounds Using KBr under Solvothermal and Solvent-Free Conditions
Silica supported acids like Si-KHSO 4 , and Si-HClO 4 are explored as reusable nano green catalysts for bromination of aromatic and hetero aromatic...
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Structural Effects on the Hydrogen-Bonding Descriptors of the Solvation Parameter Model
Optimized hydrogen-bond descriptors are provided for 21 primary and secondary alcohols, 16 phenols, 10 anilines and 4 amides derived from...
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Fabrication of O-enriched macroporous polymer for the efficient adsorption organic acid from aqueous solution
Herein, an oxygen-rich polymer, namely, β -CD-PS was gained according to one-step nucleophilic substitution, and it was used to adsorb organic acids...
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Applications of Flexible Molecular Descriptors in the QSPR–QSAR Study of Heterocyclic Drugs
Various formulations of optimal descriptors introduced by different authors during the last 10 years are discussed for the special case of...
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Justification for the Choice of Polymer Binder for Composites Based on Reinforced Polypropylene Yarns
Polymer composites are widely applied in various areas of human activity. The components constituting them, particularly those reinforcing the...
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Ascorbic acid as a multifunctional hydrogen bonding catalyst for Paal–Knorr synthesis of N-substituted mono- and bis-pyrroles: experimental and theoretical aspects
Ascorbic acid could be applied as a recyclable organocatalyst for the preparation of pyrroles via Paal–Knorr condensation of hexane-2,5-dione with...
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Wild Heterotrophic Nitrifying Strain Pseudomonas BT1 Isolated from Kitchen Waste Sludge Restores Ammonia Nitrogen Removal in a Sewage Treatment Plant Shocked by Thiourea
Thiourea is used in agriculture and industry as a metal scavenger, synthetic intermediate, and nitrification inhibitor. However, in wastewater, it...
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Predicting Pharmacological and Toxicological Activity of Heterocyclic Compounds Using QSAR and Molecular Modeling
Heterocyclic compounds are important as drugs, toxicants, and agrochemicals. In this review, we report the QSAR modeling of pharmacological...
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Solute–Solvent Interactions in Hydrophilic Interaction Liquid Chromatography: Characterization of the Retention in a Silica Column by the Abraham Linear Free Energy Relationship Model
The Abraham linear free energy relationship model has been used to characterize a hydrophilic interaction liquid chromatography (HILIC) silica column...
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Mesoporous nanomaterial-assisted hydrogel double network composite for mixed-mode liquid chromatography
By introducing functional groups such as quaternary amine groups, sulfonic acid groups, triazine groups, and other mespore nanomaterials into the...
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Synthesis of Pyrazolone Derivatives by Grinding, Microwave, and Conventional Techniques and Their Antimicrobial Activity
Abstract4-(Arylmethylidene)-5-methyl-2,4-dihydro-3 H -pyrazol-3-ones were prepared via one-pot reaction of ethyl acetoacetate, hydrazine hydrate, and...
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Heterogeneous Aza-Michael Addition Reaction by the Copper-Based Metal–Organic Framework (CuBTC)
AbstractThe copper benzene-1, 3, 5-tricarboxylate metal–organic framework (CuBTC) was found to be an effective heterogeneous catalyst for the...
