4-Bromobenzene Sulfonate Derivatives: Synthesis, Characterization, DFT and Molecular Docking Study [0.03%]
4-溴苯磺酸衍生物的合成、表征及DFT和分子对接研究
Meryem Evecen,Fatih Celik,Yasemin Unver et al.
Meryem Evecen et al.
4-bromobenzenesulfonate derivatives (I and II) were prepared and characterized by FTIR and NMR spectroscopic methods and density functional theory. Acceptable deviations were found where the scaled vibrational frequencies at B3LYP/6-311++G(...
Alma Ryskaliyeva,Murat Baltabayev,Yerassyl Mukhamediyar et al.
Alma Ryskaliyeva et al.
This study investigates the quantitative relationship between the kinetics and thermodynamics of mineral dissolution in heterogeneous reactions, specifically focusing on the dissolution of sparingly soluble minerals. Building on historical ...
Novel Mannich Bases Based on Schiff Bases: Synthesis, Biological Activities, Computational Approach, and Anticancer Analysis with Molecular Docking [0.03%]
基于席夫碱的新型曼尼希碱：合成、生物活性、计算方法及分子对接抗肿瘤分析
Gül Kotan,Kenan Gören,Sevda Manap et al.
Gül Kotan et al.
In this study, the Mannich base derivatives 1-(2,6-dimethylmorpholin-4-yl-methyl)-3-alkyl(aryl)-4-(3-methoxy-4-acetoxybenzylideneamino)-4,5-dihydro-1H-1,2,4-triazole-5-one 6(a-g) have been synthesized. The spectral analysis of the new compo...
Combined Effect of Sodium Dodecyl Sulfate with Cobalt Acetylacetonate on the Oxidation of Ethylbenzene and the Decomposition of α-Phenylethyl Hydroperoxide [0.03%]
月桂硫酸钠与醋酸乙酰丙酮钴对乙苯氧化及α-苯乙基过氧化氢分解的联合作用研究
Aybeniz Kashkay,Hadiya Khalilova,Nahida Musayeva et al.
Aybeniz Kashkay et al.
The presented work deals with the combined effect of cobalt(II) acetylacetonate Co(acac)2 and the anionic surfactant sodium dodecyl sulfate (SDS) on the oxidation of ethylbenzene. This combination forms a new catalytic system for the decomp...
Antityrosinase and Antimelanogenic Effects of Structurally Modified Kojic Acid Derivatives with Piperidine Side Chains [0.03%]
具有哌啶侧链的曲酸衍生物的抗酪氨酸酶和脱黑素作用及其结构改造研究
Gülşah Karakaya,Tugba Adak,Sami Hamdoun et al.
Gülşah Karakaya et al.
In this study, eight QSAR models were constructed to develop novel compounds as tyrosinase inhibitors. The decision tables, Bagging, and Random Committee methods showed the best predictive abilities (q2 ≥ 0.5) among the models. Based on th...
Synthesis and Biological Activity of Some Novel Quinolinones Derived from 1-Ethyl-1,2-dihydro-4-hydroxy-2-oxoquinoline-3-carbaldehyde [0.03%]
由1-乙基-1，2-二氢-4-羟基-2-氧代查耳酮-3-甲醛衍生物得到的一些新型喹啉酮的合成及其活性研究
Fatma Youssef,Mostafa Ismail,Mohammed Abass et al.
Fatma Youssef et al.
The reactivity of 1-ethyl-1,2-dihydro-4-hydroxy-2-oxoquinoline-3-carbaldehyde (1) towards some diaza-nucleophiles has been investigated, under various reaction conditions. 1-Ethyl-1,2-dihydro-4-hydroxy-2-oxoquinoline-3-carbaldehyde (1) was ...
Srinivas Avula,Kalyan Rao Enugala
Srinivas Avula
A series of novel 5-((3aR,5S,6S,6aR)-6-((1H-pyrazol-3-yl)methoxy)-2,2-dithyltetrahydrofuro[2,3-d][1,3]dioxol-5-yl)-3-(4-fluorophenyl)-6-phenyl-3,3a,5,6-tetrahydrothiazolo[4,5-c]isoxazoles 10a-g were synthesized by the reaction of chalcone d...
Microwave-Assisted Extraction of Capsaicin and Dihydrocapsaicin from Green Chili with Process Optimization as per Response Surface Methodology [0.03%]
微波辅助从绿辣椒中提取辣椒素和二氢辣椒素并用响应面法优化工艺条件
Nimra Maqsood,Dildar Ahmed
Nimra Maqsood
Capsaicin and dihydrocapsaicin are highly valuable natural compounds. In this study, microwave-assisted extraction (MAE) was optimized for the extraction of these compounds from Capsicum annuum L. using two solvents: ethyl acetate and aceto...
Fluorescence and UV-Visible Analysis of some Synthesized Imine Compounds Derived from 4,4'-Sulfonyldianiline [0.03%]
4,4'-硫基联苯胺衍生物的一些席夫碱化合物的荧光和紫外可见分析
Afaq A Turki,Heba H Sabah,Meaad A Fadhil et al.
Afaq A Turki et al.
Five imine derivatives were subsequently synthesized by condensation of 4,4'-sulfonyldianiline with substituted aromatic aldehyde or ketone in the presence of p-TsOH/EtOH. They are namely 4,4'-sulfonylbis(N-(2,4-dinitrobenzylidene)aniline) ...