Journal of the Indian Chemical Society最新文献_第4页

Functionalized pyrimidines: Synthesis, characterization, structure-activity relationship and insecticidal evaluation of some new neonicotinoid analogues against cotton aphid 功能化嘧啶类化合物的合成、表征、构效关系及对棉蚜的杀虫效果评价

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-26 DOI: 10.1016/j.jics.2025.102147

Ali M. Drar , Ahmed Khodairy , H.M. Hamouda , M.A. Mohamed Ali

{"title":"Functionalized pyrimidines: Synthesis, characterization, structure-activity relationship and insecticidal evaluation of some new neonicotinoid analogues against cotton aphid","authors":"Ali M. Drar , Ahmed Khodairy , H.M. Hamouda , M.A. Mohamed Ali","doi":"10.1016/j.jics.2025.102147","DOIUrl":"10.1016/j.jics.2025.102147","url":null,"abstract":"<div><div>Seven novel pyrimidine derivatives were synthesized through a one-pot three-component reaction involving cyanoguanidine, ethylcyanoacetate, and various aromatic aldehydes. The chemical structures of these newly synthesized pyrimidine compounds were confirmed by using both elemental and spectral analysis. All compounds feature the characteristic N<img>CN group, which is a defining trait of neonicotinoid insecticides. Given this structural feature, these compounds were selected for testing their toxicological activity against one of the major pests affecting cotton crops, <em>Aphis gossypii</em>, which is responsible for significant cotton yield loss. Neonicotinoid insecticides are known for their effectiveness in controlling this pest. Insecticidal activity was evaluated by testing five different concentrations of each compound against both adults and nymphs of <em>A. gossypii</em>. Laboratory results indicated that compounds 2 and 6 exhibited the highest levels of activity against both adults and nymphs of <em>A. gossypii</em> pest. These findings suggest that these compounds may offer potential as new analogues within the neonicotinoid insecticide class for controlling cotton aphids.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102147"},"PeriodicalIF":3.4,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145221497","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Dual-drug nanocarriers: Solid lipid nanoparticles and niosomes for enhanced denture disease treatment 双药纳米载体：固体脂质纳米颗粒和纳米体增强义齿疾病治疗

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-26 DOI: 10.1016/j.jics.2025.102146

Hesam Hosseinzadeh , Farhad Mohammadi , Rashin Giti , Vahid Ramezani , Atefeh Zareh Bidoki , Reza Derafshi

{"title":"Dual-drug nanocarriers: Solid lipid nanoparticles and niosomes for enhanced denture disease treatment","authors":"Hesam Hosseinzadeh , Farhad Mohammadi , Rashin Giti , Vahid Ramezani , Atefeh Zareh Bidoki , Reza Derafshi","doi":"10.1016/j.jics.2025.102146","DOIUrl":"10.1016/j.jics.2025.102146","url":null,"abstract":"<div><div>Nanotechnology-based carriers, such as solid lipid nanoparticles and niosomes, offer promising strategies to enhance the local delivery and efficacy of antimicrobial agents, including fluconazole and clindamycin, in periodontal therapy. Clindamycin-loaded niosomes were prepared using the thin-film hydration method with non-ionic surfactants and cholesterol, followed by hydration with clindamycin phosphate and probe sonication. Fluconazole-loaded solid lipid nanoparticles (FLZ-SLNs) were synthesized through high-shear homogenization and ultrasonication, alongside blank SLNs as controls. Transmission electron microscopy (TEM) confirmed spherical nanoparticles with sizes ranging from 96.9 to 181.1 nm for niosomes and 107.5–122.6 nm for SLNs. FTIR spectra revealed characteristic drug peaks (clindamycin: 3251, 1042, 565 cm<sup>−1</sup>; fluconazole: 3119, 674 cm<sup>−1</sup>) and shifts in O–H, C–H, and C–O bands upon drug encapsulation, confirming successful incorporation and interactions within carriers. UV–visible spectrophotometry calibration curves demonstrated strong linearity (R<sup>2</sup> > 0.97) for precise quantification of the drug. Drug release studies revealed an initial rapid release (∼65 % within 200 min), followed by sustained release of up to 70 % over 24 h, with niosomes releasing faster initially. Zeta potentials ranged from −62.7 mV (drug-free SLNs) to −15.3 mV (drug-loaded SLNs), indicating altered nanoparticle stability post-drug loading. Antimicrobial assays demonstrated significantly enhanced inhibition zones for clindamycin-loaded niosomes (25–44 mm) and fluconazole-loaded SLNs (22–36 mm) against <em>Staphylococcus aureus</em>, <em>Lacticaseibacillus casei</em>, and <em>Candida albicans</em>, highlighting improved efficacy of these nanocarriers in dental soft-liner applications in comparison with the positive control.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102146"},"PeriodicalIF":3.4,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145220294","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Temperature-controlled synthesis of MnNb2O6 by an easy sol-gel method and investigation of its photocatalytic properties 溶胶-凝胶法制备MnNb2O6及其光催化性能研究

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-26 DOI: 10.1016/j.jics.2025.102149

Nivaldo F. Andrade Neto , Willian N. Duarte , Ubiratan C. Silva , Mauricio R.D. Bomio , Fabiana V. Motta

{"title":"Temperature-controlled synthesis of MnNb2O6 by an easy sol-gel method and investigation of its photocatalytic properties","authors":"Nivaldo F. Andrade Neto , Willian N. Duarte , Ubiratan C. Silva , Mauricio R.D. Bomio , Fabiana V. Motta","doi":"10.1016/j.jics.2025.102149","DOIUrl":"10.1016/j.jics.2025.102149","url":null,"abstract":"<div><div>This study explores a facile synthesis of MnNb<sub>2</sub>O<sub>6</sub> at 650, 800, and 950 °C and its photocatalytic activity in methylene blue (MB) degradation under UV light. XRD and Rietveld refinement showed secondary Mn<sub>2</sub>O<sub>3</sub> and Nb<sub>2</sub>O<sub>5</sub> phases at lower temperatures, with pure MnNb<sub>2</sub>O<sub>6</sub> forming at 950 °C. FESEM revealed that higher calcination temperatures produced denser, prismatic particles. Photocatalytic tests showed low activity at pH 7 and pH 3 due to dominant adsorption, but significantly improved efficiency at pH 11, attributed to increased ∙OH radical formation. Scavenger experiments indicated enhanced photocatalysis with silver nitrate (e<sup>−</sup> scavenger) and citric acid (h<sup>+</sup> scavenger), especially with silver nitrate. EPR analysis confirmed greater ∙OH and ∙O<sub>2</sub><sup>−</sup> radical generation in the heterostructured sample (MNO650) than in the pure phase (MNO950), suggesting that structural defects and heterojunctions in MNO650 reduce electron-hole recombination, thus enhancing photocatalytic performance.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102149"},"PeriodicalIF":3.4,"publicationDate":"2025-09-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145221500","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Manufacture of modified biodegradable poly(ethylene succinate terephthalate)(PEST) composites and their feasible evaluation for food package films and hot melts 改性可生物降解聚丁二甲酸乙酯（PEST）复合材料的制备及其食品包装膜和热熔胶的可行性评价

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-26 DOI: 10.1016/j.jics.2025.102137

Yun-Ping Chang , Syang-Peng Rwei , Tse-Tseng Lin , Ke-Hsuan Lo , Lung-Chang Liu

引用次数: 0

Hydrothermal fabrication and OER electrocatalytic evaluation of MoS2/PANI nanocomposite 二硫化钼/聚苯胺纳米复合材料的水热制备及OER电催化评价

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-25 DOI: 10.1016/j.jics.2025.102142

Mubashir Nawaz , Rabia Yasmin Khosa , Haifa A. Alyousef , Uzma Majeed , B.M. Alotaibi , Albandari.W. Alrowaily , Farhan N. Almufleh , Gaurav N. Sutaria , Abhinav Kumar , Rizwan Ul Hassan

{"title":"Hydrothermal fabrication and OER electrocatalytic evaluation of MoS2/PANI nanocomposite","authors":"Mubashir Nawaz , Rabia Yasmin Khosa , Haifa A. Alyousef , Uzma Majeed , B.M. Alotaibi , Albandari.W. Alrowaily , Farhan N. Almufleh , Gaurav N. Sutaria , Abhinav Kumar , Rizwan Ul Hassan","doi":"10.1016/j.jics.2025.102142","DOIUrl":"10.1016/j.jics.2025.102142","url":null,"abstract":"<div><div>OER synthesis via water electrolysis by using effective electrocatalysts is an exciting phenomenon to be explored by researchers. Hydrogen is observed as clean energy means to meet commercial and domestic needs with minimum environmental hazards. In the proposed work we developed a nanocomposite comprised of flower shaped molybdenum disulfide (MoS<sub>2</sub>) and highly conductive polyaniline (PANI) by simple hydrothermal technique. The surface analysis and structural evaluation of organized composite material was carried with scanning electron microscopy and x-ray diffraction technique. The OER catalytic distinguishes of prepared electrode were studied through three electrode system within 1.0 M KOH electrolyte. The MoS<sub>2</sub>/PANI electrocatalyst showed low Tafel (51 mV/dec) and overpotential (242 mV) which is superior than Tafel (88 and 99 mV/dec) and overpotential (342 and 296 mV) of PANI and MoS<sub>2</sub> respectively. The smaller resistance of composite (1.67 Ω) than pure MoS<sub>2</sub> (2.14 Ω) can be attributed to enhanced ions mobility due to availability of π electronic structure and increased active sites in composite. Also, the composite electrode material showed excellent retention of electrocatalytic activity over 2300th LSV scan cycles. These remarkable features of prepared composite make it a suitable electrode material for energy generation where quality and cost both matters.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102142"},"PeriodicalIF":3.4,"publicationDate":"2025-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145220289","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Adsorption performance of Ba2Mg(BO3)2 for selective removal of anionic dye Acid Orange 7: Kinetics, isotherm, and thermodynamics investigations Ba2Mg(BO3)2选择性去除阴离子染料酸橙7的吸附性能：动力学、等温线和热力学研究

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-25 DOI: 10.1016/j.jics.2025.102139

İlknur Şentürk , İlhan Pekgözlü

{"title":"Adsorption performance of Ba2Mg(BO3)2 for selective removal of anionic dye Acid Orange 7: Kinetics, isotherm, and thermodynamics investigations","authors":"İlknur Şentürk , İlhan Pekgözlü","doi":"10.1016/j.jics.2025.102139","DOIUrl":"10.1016/j.jics.2025.102139","url":null,"abstract":"<div><div>Crystalline Ba<sub>2</sub>Mg(BO<sub>3</sub>)<sub>2</sub> powders were synthesized via the solution combustion technique, and their potential as a novel and effective adsorbent for the removal of Acid Orange 7 (AO7) from aqueous solutions was systematically evaluated. Post-synthesis characterization of the material's morphology and structure was conducted using FTIR, XRD, and SEM-EDS analyses. A series of batch adsorption experiments was performed to assess the influence of operational parameters, including adsorbent dosage, contact time, pH, initial AO7 concentration, and temperature. The optimum adsorption performance was achieved at pH 5, with a contact time of 60 min, an adsorbent dosage of 1.5 g/L, and a temperature of 25 °C. The highest adsorption capacity of Ba<sub>2</sub>Mg(BO<sub>3</sub>)<sub>2</sub> for AO7 was determined as 263.157 mg/g. Among the tested models, the Freundlich isotherm and the pseudo-second-order kinetic model provided the best fit to the experimental data, indicating multilayer adsorption on a heterogeneous surface and chemisorption as a rate-controlling step. Kinetic analyses revealed that both film diffusion and intraparticle diffusion contributed to the overall adsorption process. The adsorption mechanism involved a combination of physical and chemical interactions between the dye molecules and the adsorbent surface. Thermodynamic analysis indicated that the adsorption process was exothermic, spontaneous, and thermodynamically favorable. Furthermore, reusability assessments demonstrated the stability and efficiency of Ba<sub>2</sub>Mg(BO<sub>3</sub>)<sub>2</sub>, maintaining a removal efficiency of 61.05 % after six successive adsorption–desorption cycles. These findings highlight the considerable potential of Ba<sub>2</sub>Mg(BO<sub>3</sub>)<sub>2</sub> as an effective adsorbent for the elimination of anionic azo dyes from aqueous environments.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102139"},"PeriodicalIF":3.4,"publicationDate":"2025-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145266971","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

A novel N-(5-(1H-benzo[d]imidazole-2-yl)-4-(2-hydroxybenzylideneamino)pyrimidin-2-yl)-4-methylbenzenesulfonamide (SBSB) Schiff-base as colorimetric sensor for selective Pb(II) detection: Experimental and DFT insight 一种新型N-（5-（1h -苯并[d]咪唑-2-基）-4-（2-羟基苄基氨基）嘧啶-2-基）-4-甲基苯磺酰胺（SBSB）希夫碱作为选择性铅（II）检测的比色传感器：实验和DFT见解

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-25 DOI: 10.1016/j.jics.2025.102134

Nadia A.A. Elkanzi , Mha Albqmi , Ali M. Ali , Aly Abdou

{"title":"A novel N-(5-(1H-benzo[d]imidazole-2-yl)-4-(2-hydroxybenzylideneamino)pyrimidin-2-yl)-4-methylbenzenesulfonamide (SBSB) Schiff-base as colorimetric sensor for selective Pb(II) detection: Experimental and DFT insight","authors":"Nadia A.A. Elkanzi , Mha Albqmi , Ali M. Ali , Aly Abdou","doi":"10.1016/j.jics.2025.102134","DOIUrl":"10.1016/j.jics.2025.102134","url":null,"abstract":"<div><div>Lead (Pb(II)) pollution poses severe risks to environmental and human health due to its toxicity, persistence, and bioaccumulation in ecosystems. In response to the pressing need for simple, cost-effective, and selective detection of Pb(II), this study reports the design and synthesis of a novel colorimetric Schiff-base chemosensor, N-(5-(1H-benzo[d]imidazole-2-yl)-4-(2-hydroxybenzylideneamino)pyrimidin-2-yl)-4-methylbenzenesulfonamide (SBSB). The sensor demonstrates high selectivity and sensitivity for Pb(II) ions over a wide range of competing mono-, di-, and trivalent metal ions and common anions in aqueous solution. Upon binding with Pb(II), SBSB forms a stable 1:1 complex, producing a distinct pale orange color visible to the naked eye. The detection mechanism is supported by UV–Vis spectroscopy, showing a red-shift from 305 nm (π–π∗) to 425 nm (MLCT). The sensor exhibits optimal performance at pH 7 and 35 °C with a response time of 30 min. The limit of detection (LOD) was determined to be 6.61 μM, and the binding constant was calculated as 2.65 × 10<sup>4</sup> M<sup>−1</sup>, reflecting strong affinity and complex stability. Notably, SBSB retained its performance in real water samples, achieving recovery rates between 98 and 102 %, confirming its potential for practical applications in environmental monitoring. Computational studies, including DFT and NBO analyses, further confirmed the sensor's high binding efficiency and reduced HOMO-LUMO energy gap (from 3.75 eV in free SBSB to 2.47 eV in the Pb-SBSB complex), validating the observed charge-transfer transitions. This work introduces SBSB as a novel, robust, and field-deployable chemosensor for Pb(II) detection, offering an attractive alternative to conventional analytical techniques by combining visual detection, environmental compatibility, and high analytical performance.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102134"},"PeriodicalIF":3.4,"publicationDate":"2025-09-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145156028","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Zinc vanadate-based nanocomposites: Structural, optical and photocatalytic studies 钒酸锌基纳米复合材料：结构、光学和光催化研究

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-24 DOI: 10.1016/j.jics.2025.102140

R. Jayanthi , R. Suresh , N. Jayaprakash

{"title":"Zinc vanadate-based nanocomposites: Structural, optical and photocatalytic studies","authors":"R. Jayanthi , R. Suresh , N. Jayaprakash","doi":"10.1016/j.jics.2025.102140","DOIUrl":"10.1016/j.jics.2025.102140","url":null,"abstract":"<div><div>The preparation of zinc vanadate (ZnV)-based nanocomposites for their photocatalytic application has gained much interest. Herein, ZnV-based nanocomposites (ZnV samples) were synthesised by a thermal decomposition method. The variation in the structural components was investigated by changing the mole concentration of ammonium metavanadate/zinc acetate salts. The as-synthesised ZnV samples were characterized by X-ray diffraction (XRD), Raman and Fourier transform infrared (FTIR) spectroscopic techniques. The oxidation state of vanadium (V), zinc (Zn) and oxygen (O) was confirmed by X-ray photoelectron spectroscopic (XPS) analysis. By using electron microscopic analysis, the morphological features and particle size of ZnV samples were determined, while surface characteristics were analyzed by Brunauer-Emmett-Teller (BET) method. The ultraviolet (UV)/visible light absorption features and band-gap of the ZnV samples were determined via UV–visible spectroscopic analysis. The efficiency of ZnV samples in the photocatalytic degradation of Congo red and Sunset yellow dyes were determined under UV and visible light (with hydrogen peroxide, H<sub>2</sub>O<sub>2</sub>) irradiation separately. ZnV-3 sample (Zn<sub>3</sub>V<sub>2</sub>O<sub>7</sub>/Zn<sub>2</sub>V<sub>2</sub>O<sub>7</sub>/ZnO) is found to be active under UV and it showed better photocatalytic efficiency of 95.2 % (120 min) and 97.5 % (90 min) for Congo red and Sunset yellow degradation reactions, respectively.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102140"},"PeriodicalIF":3.4,"publicationDate":"2025-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145221403","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Structural and electrical studies of ultra-sonicated sodium-ion embedded polyvinyl alcohol and polyvinyl pyrrolidone solid polymer blend electrolytes 超声钠离子包埋聚乙烯醇和聚乙烯醇吡咯烷酮固体聚合物共混电解质的结构和电学研究

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-24 DOI: 10.1016/j.jics.2025.102138

S.L. Rambabu , A. Arulsankar , S. Jeya , S. Christopher Jeyaseelan , B. Sundaresan , K. Sakthipandi

{"title":"Structural and electrical studies of ultra-sonicated sodium-ion embedded polyvinyl alcohol and polyvinyl pyrrolidone solid polymer blend electrolytes","authors":"S.L. Rambabu , A. Arulsankar , S. Jeya , S. Christopher Jeyaseelan , B. Sundaresan , K. Sakthipandi","doi":"10.1016/j.jics.2025.102138","DOIUrl":"10.1016/j.jics.2025.102138","url":null,"abstract":"<div><div>Solid-state electrolytes are gaining significant attention as promising candidates for next-generation energy storage systems due to their improved safety and stability. In the present study, a sodium iodide (NaI)-doped polyvinyl alcohol (PVA) and polyvinyl pyrrolidone (PVP) polymer blend electrolyte was synthesized via the solution casting method. To achieve uniform dispersion of sodium ions and enhance the amorphous phase within the solid polymer blend electrolytes (SPBEs), ultrasonication was employed. Structural and optical analyses confirmed that ultrasonication effectively reduces crystallinity, thereby promoting ion transport. Fourier Transform Infrared (FTIR) spectroscopy revealed strong miscibility and interaction between PVA and PVP. Impedance spectroscopy, particularly the Cole-Cole plot, indicated the presence of double-layer capacitance in the low-frequency region. The maximum ionic conductivity was measured to be 6.96 × 10<sup>−5</sup> S cm<sup>−1</sup> for the ultrasonicated PVA/PVP/NaI SPBE. Dielectric studies demonstrated a significant increase in both dielectric constant and dielectric loss at higher frequencies. Furthermore, electric modulus analysis confirmed the non-Debye relaxation behavior of the polymer blend electrolytes.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102138"},"PeriodicalIF":3.4,"publicationDate":"2025-09-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145156032","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0

Extraction and Characterization of Protein from sunflower meal using tailor-made deep eutectic solvents based on COSMO-RS design 基于cosmos - rs设计的葵花籽粕深层共晶溶剂的蛋白质提取与表征

IF 3.4 4区化学

Journal of the Indian Chemical Society Pub Date : 2025-09-23 DOI: 10.1016/j.jics.2025.102136

Xinyue Li , Jun Tang , Jihong Fu , Bin Wang , Xakura Xarpbay , Boshen Wang , Haipeng Zhang

{"title":"Extraction and Characterization of Protein from sunflower meal using tailor-made deep eutectic solvents based on COSMO-RS design","authors":"Xinyue Li , Jun Tang , Jihong Fu , Bin Wang , Xakura Xarpbay , Boshen Wang , Haipeng Zhang","doi":"10.1016/j.jics.2025.102136","DOIUrl":"10.1016/j.jics.2025.102136","url":null,"abstract":"<div><div>This work developed a new deep eutectic solvent (DES) extraction technique for sunflower meal (SM) proteins using microwave assistance, based on the Conductor-like Screening Model for Real Solvents (COSMO-RS) screening. The research represents the first systematic comparison between the innovative green DES extractant (betaine-urea) and conventional alkali-soluble acid extraction in terms of protein extraction efficiency, structural characteristics, and techno-functional properties of SM proteins. The successful synthesis of DES was confirmed through comprehensive characterization using Fourier-transform infrared spectroscopy (FT-IR) and proton nuclear magnetic resonance (<sup>1</sup>H NMR). The response surface method (RSM) was utilized to elucidate parameter interactions and establish a predictive model, leading to optimization of the extraction parameters. The optimized betaine-urea (1:1 M ratio) DES system demonstrated superior performance, achieving a protein recovery rate of 89.17 %, representing a 31.71 % improvement over conventional alkali-soluble acid extraction. Comparative analysis revealed that DES-extracted proteins exhibited enhanced solubility, emulsifying capacity, water-holding capacity, foaming properties, and thermal stability compared to alkali-soluble acid extraction counterparts. SEM revealed smoother protein surfaces in DES extracts, directly correlating with enhanced solubility for food applications. This environmentally benign extraction approach significantly reduces chemical waste generation while maintaining high extraction efficiency, establishing an effective green methodology for SM protein recovery.</div></div>","PeriodicalId":17276,"journal":{"name":"Journal of the Indian Chemical Society","volume":"102 11","pages":"Article 102136"},"PeriodicalIF":3.4,"publicationDate":"2025-09-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145221502","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"化学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 0