Tag: 200-300

In 2016,Feng, Xiang-qin; Zhou, Lan-hua published 《Improvement of analytical method of phosphorus in ferrovanadium》.Fujian Fenxi Ceshi published the findings.Electric Literature of C4H12KNaO10 The information in the text is summarized as follows:

The molybdate blue spectrophotometric determination of phosphorus in ferrovanadium of GB/T 8704.7-2009 was studied. Some improvement works were done on the problem of complicated operation, long flow, poor reproducibility, low accuracy, high cost. In the experiment, ferrovanadium was dissolved by sulfuric acid and nitric acid and vanadium in it reduced into 4 valence by sodium sulfite. And the corresponding solution as a reference was used to eliminate the interference of vanadium. The result was found that the method for the determination of the content of phosphorus in ferrovanadium was simpler, faster, more accurate, lower cost. In addition to this study using Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrate, there are many other studies that have used Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrate(cas: 6381-59-5Electric Literature of C4H12KNaO10) was used in this study.

Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrate(cas: 6381-59-5) is a ferroelectric crystal with a high piezoelectric effect and electromechanical coupling coefficient. Electric Literature of C4H12KNaO10 It may be used as a constituent to prepare DNS (3,5- dinitrosalicylic acid) reagent and Fehling′s solution B, which are used in the determination of reducing sugar.

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《Zinc ion interactions in a two-dimensional covalent organic framework based aqueous zinc ion battery》 was written by Khayum M, Abdul; Ghosh, Meena; Vijayakumar, Vidyanand; Halder, Arjun; Nurhuda, Maryam; Kumar, Sushil; Addicoat, Matthew; Kurungot, Sreekumar; Banerjee, Rahul. Synthetic Route of C9H6O6This research focused onzinc ion interaction covalent organic framework battery. The article conveys some information:

The two-dimensional structural features of covalent organic frameworks (COFs) can promote the electrochem. storage of cations like H+, Li+, and Na+ through both faradaic and non-faradaic processes. However, the electrochem. storage of cations like Zn2+ ion is still unexplored although it bears a promising divalent charge. Herein, for the first time, we have utilized hydroquinone linked β-ketoenamine COF acting as a Zn2+ anchor in an aqueous rechargeable zinc ion battery. The charge-storage mechanism comprises of an efficient reversible interlayer interaction of Zn2+ ions with the functional moieties in the adjacent layers of COF (-182.0 kcal mol-1). Notably, due to the well-defined nanopores and structural organization, a constructed full cell, displays a discharge capacity as high as 276 mA h g-1 at a current rate of 125 mA g-1. In addition to this study using 2,4,6-Trihydroxybenzene-1,3,5-tricarbaldehyde, there are many other studies that have used 2,4,6-Trihydroxybenzene-1,3,5-tricarbaldehyde(cas: 34374-88-4Synthetic Route of C9H6O6) was used in this study.

2,4,6-Trihydroxybenzene-1,3,5-tricarbaldehyde(cas: 34374-88-4) is a member of phloroglucinol derivatives. Phloroglucinol derivatives are a major class of secondary metabolites. Phloroglucinol compounds can be classified into monomeric, dimeric, trimeric and higher phloroglucinols, and phlorotannins.Synthetic Route of C9H6O6

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《Laser powder bed fusion of cemented carbides by developing a new type of Co coated WC composite powder》 was written by Zhang, Lei; Hu, Chaoquan; Yang, Yafeng; Misra, R. D. K.; Kondoh, Katsuyoshi; Lu, Yanan. Application In Synthesis of Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrateThis research focused ontungsten carbide cobalt composite laser powder bed fusion. The article conveys some information:

The study addresses the issue of the absence of high-quality WC-Co composite powder for laser powder bed fusion and assessing the printability of the new powder in terms of densification, microstructure and mech. properties. The fluidized bed chem. vapor deposition (FBCVD) combined with electroless plating process was adopted to make core-shell structured WC-Co composite powder. The excellent uniformity of Co and good powder flowability were achieved by tuning the size and distribution of Co catalyst during FBCVD and regulating their relationship to the subsequent electroless plating behavior. The newly developed composite powder exhibited excellent printability. The densification mechanism was largely dependent on the laser energy d. The liquid formed by the melting of Co was responsible for the densification at low laser energy d., while the Co-W-C ternary liquid resulted from the dissolution of WC into Co melt dominated the densification at high laser energy d. Microstructurally, the morphol. and size of WC grains were insignificantly changed because of its non-participation with liquid formation at low laser energy d. The rectangular/triangular WC grain morphol. similar to the traditional sintered was formed at high laser energy d. because of the precipitation of WC from the Co-W-C ternary liquid Affected by the different liquid formation processes, increasing laser energy d. increased the relative d., promoted the W2C phase formation and decreased WC grain size, which remarkably improved the hardness and tribol. properties of the printed cemented carbide. In the experiment, the researchers used Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrate(cas: 6381-59-5Application In Synthesis of Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrate)

Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrate(cas: 6381-59-5) is a ferroelectric crystal with a high piezoelectric effect and electromechanical coupling coefficient. Application In Synthesis of Potassium sodium (2R,3R)-2,3-dihydroxysuccinate tetrahydrate It is utilized to break up emulsion in organic synthesis as well as a common precipitant in protein crystallography.

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On March 31, 2020, Ben Harb, Marwa; Abubshait, Samar; Etteyeb, Naceur; Kamoun, Madiha; Dhouib, Adnene published an article.Category: alcohols-buliding-blocks The title of the article was Olive leaf extract as a green corrosion inhibitor of reinforced concrete contaminated with seawater. And the article contained the following:

In reinforced concrete, a high alk. medium, steel is commonly protected by formation a passive oxide film. Nevertheless, contamination with chlorides or carbonation causes the deterioration of protective film and the initiation of pitting corrosion. Hence, the need to enrich the fresh concrete solution with a good corrosion inhibitor. In accordance with green chem. to evade toxicity and minimize waste, we have chosen to replace the usual inhibitors with an alternative not only ecol. but also derived from biol. wastes, in a perspective of circular economy emphasizing that waste can offer important compounds at an affordable price and easily available. In this context this work seeks to valorize the dried olive leaves extract as an inhibitor in alk. chloride solution (pH 13). The targeted plant was grown in arid zones of Saudi Arabia and their leaves are usually disposed of as solid waste or animal feed. Four extraction solvents of different polarities were used; methanol, Et acetate, dichloromethane and hexane. The anticorrosive activity was performed using different electrochem. techniques; polarization curves, electrochem. impedance spectroscopy and Mott-Schottky analyses. The polarization studies proved that extract from olive leaves is a mixed type inhibitor in a solution of NaOH (0.1 M) + NaCl (0.5 M),with a predominant anodic effectiveness. The best inhibition of 91.9% is provided with methanol extract GC-MS anal. showed the presence of compounds containing the heteroatoms N and O with the 蟺 electrons which are responsible for the corrosion inhibition activity. The olive leaves have been found to be high in phenol and flavonoid content. Inhibition efficiency of the olive leaves extracts increases with the polarity of extraction solvents but also it appears that it depends on another factors. The experimental process involved the reaction of 2,4-Di-tert-butylphenol(cas: 96-76-4).Category: alcohols-buliding-blocks

The Article related to olea leaf green corrosion inhibitor reinforced concrete seawater contamination, biodegradation, carbonation, current density, flavonoids role: tem (technical or engineered material use), uses (uses), leaf, olea europaea, olive, oxidation, ph, phenols role: tem (technical or engineered material use), uses (uses), pitting corrosion, reinforced concrete, solubility and other aspects.Category: alcohols-buliding-blocks

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On December 20, 2020, Hermabessiere, Ludovic; Receveur, Justine; Himber, Charlotte; Mazurais, David; Huvet, Arnaud; Lagarde, Fabienne; Lambert, Christophe; Paul-Pont, Ika; Dehaut, Alexandre; Jezequel, Ronan; Soudant, Philippe; Duflos, Guillaume published an article.Name: 2,4-Di-tert-butylphenol The title of the article was An Irgafos 168 story: When the ubiquity of an additive prevents studying its leaching from plastics. And the article contained the following:

Plastic pollution is a source of chem. to the environment and wildlife. Despite the ubiquity of plastic pollution and thus plastic additive in the environment, plastic additives have been studied to a limited extend. As a prerequisite to a study aiming to evaluate the leaching of a common additive used as an antioxidant (Irgafos 168) from polyethylene microparticles, an inventory of the potential background contamination of the laboratory workplace was done. In this study, Irgafos 168 (tris(2,4-ditert-butylphenyl) phosphite) and its oxidized form (tris (2,4-ditert-butylphenyl) phosphate) were quantified in different laboratory reagents, including the plastic packaging and the powders, using Pyrolysis-GC/MS. At least one form of Irgafos 168 was detected in all tested laboratory reagents with higher concentrations in caps and bottles as compared to the powders. Addnl., oxidized Irgafos 168 was also found in the reverse osmosed and deionized water container used in the laboratory The same profile of contamination, i.e. higher concentration of the oxidized form and higher concentrations in acidic reagents, was observed when comparing the reagent and their resp. containers suggesting that the additive is leaching from the container into the powder. Overall, this study demonstrates that the antioxidant additive Irgafos 168 is ubiquitous in the laboratory workplace. Plastic additives such as Irgafos 168 can therefore largely interfere and biased ecotoxicol. and toxicol. studies especially using environmentally relevant concentrations of microplastics. The source, fate and effects of plastic additive from plastic debris should be carefully considered in future studies that require setting up methods to overcome these contaminations. The experimental process involved the reaction of 2,4-Di-tert-butylphenol(cas: 96-76-4).Name: 2,4-Di-tert-butylphenol

The Article related to irgafos168 additive leaching plastics, additive, contamination, irgafos 168庐, leaching, microplastic, pyrolysis, Water: Water Pollution and other aspects.Name: 2,4-Di-tert-butylphenol

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Kemung, Hefa Mangzira; Tan, Loh Teng-Hern; Chan, Kok-Gan; Ser, Hooi-Leng; Law, Jodi Woan-Fei; Lee, Learn-Han; Goh, Bey-Hing published an article in 2020, the title of the article was Antioxidant activities of Streptomyces sp. strain MUSC 14 from mangrove forest soil in Malaysia.Recommanded Product: 2,4-Di-tert-butylphenol And the article contains the following content:

Mangrove ecosystem of Malaysia remains yet to be fully explored for potential microbes that produce biol. active metabolites. In the present study, a mangrove-derived Streptomycessp.strain MUSC14 previously isolated from the state of Pahang, Malaysia Peninsula, was studied for its potential in producing antioxidant metabolites. The identity of Streptomyces sp. strain MUSC14 was consistent with the genotypic and phenotypic characteristics of the Streptomyces genus. The antioxidant potential of Streptomyces sp. strain MUSC 14 was determined through screening of its methanolic extract against sets of antioxidant assays. The results were indicative of Streptomyces sp. strain MUSC 14 displaying strong antioxidant activity against ABTS, DPPH free radicals and metal chelating activity of 62.71卤3.30%, 24.71卤2.22%, and 55.82卤2.35%, resp. The result of ferric reducing activity measured in terms of dose was equivalent to 2.35-2.45渭g of pos. control ascorbic acid. Furthermore, there was a high correlation between the total phenolic content and the antioxidant activities with r=0.979, r=0.858, and r=0.983 representing ABTS, DPPH, and metal chelation, resp. Overall, the present study suggests that Streptomycessp.strain MUSC14 from mangrove forest soil. has potential to produce antioxidant metabolites that can be further exploited for therapeutic application. The experimental process involved the reaction of 2,4-Di-tert-butylphenol(cas: 96-76-4).Recommanded Product: 2,4-Di-tert-butylphenol

The Article related to streptomyces sp strain musc mangrove forest soil antioxidant activity, Pharmaceuticals: Other and other aspects.Recommanded Product: 2,4-Di-tert-butylphenol

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Zahara, Kulsoom; Bibi, Yamin; Masood, Saadia; Nisa, Sobia; Sher, Ahmad; Ali, Naushad; Kumar, Sunjeet; Qayyum, Abdul; Ahmed, Waseem; Sami, Rokayya; Al-Mushhin, Amina A. M.; Aljahani, Amani H. published an article in 2022, the title of the article was Isolation and Identification of Bioactive Compounds from Bidens spp. Using HPLC-DAD and GC-MS Analysis and Their Biological Activity as Anticancer Molecules.Quality Control of 2,4-Di-tert-butylphenol And the article contains the following content:

The genus Bidens a member of family Compositae, is widely documented as an ethno-medicinally important genus of plants. In the present study, anticancer potential of three ethno-medicinally important species i.e., B. bipinnata, B. biternata and B. pilosa were tested. For in-vitro evaluation, an MTT (Thiazolyl blue tetrazolium bromide) assay was performed against cervical cancer cells (HeLa), hepatocellular carcinoma (HepG), and adenocarcinoma human alveolar basal epithelial cells (A549). For in vivo evaluation, Artemia salina, Danio rerio, and Caenorhabditis elegans were used. Among all the tested extracts, the ethanol extract of B. biternata appeared to have highest anticancer activity, and the compounds responsible for this activity were identified to be Tris (2,4-di-tert-butylphenyl), 4-hydroxy-2,4-dimethoxychalcone, and 2,4-di-tert-butylphenol. This is the first report of the isolation of Tris (2,4-di-tert-butylphenyl) phosphate from the genus Bidens and the first report of 4-hydroxy-2,4-dimethoxychalcone and 2,4-di-tert-butylphenol from B. biternata. Among the isolated compounds, 4-hydroxy-2,4-dimethoxychalcone showed the highest anticancer activity with an LD50 value of 236.7渭g/mL. Therefore, this compound carries promising potential for being established as a pharmaceutical for chemoprevention and chemotherapy. The experimental process involved the reaction of 2,4-Di-tert-butylphenol(cas: 96-76-4).Quality Control of 2,4-Di-tert-butylphenol

The Article related to bidens anticancer isolation identification hplc dad gc ms analysis, bidens, anticancer, brine shrimp, zebrafish, Pharmacology: Methods and other aspects.Quality Control of 2,4-Di-tert-butylphenol

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On March 31, 2020, Xie, Wenping; Zhao, Jiangang; Zhang, Qiyuan; Ye, Changpeng; Zheng, Guangming; Shan, Qi; Li, Lichun; Shao, Xiaofeng published an article.Recommanded Product: 2,4-Di-tert-butylphenol The title of the article was Occurrence, distribution and bioaccumulation of alkylphenols in the Pearl River networks, South China. And the article contained the following:

The concentrations and distributions of selected alkylphenols (APs; 4-nonylphenols, 4-n-octylphenol, 4-tert-octylphenol, 4-tert-butylphenol and 2,4-di-tert-butylphenol) in water, sediment and aquatic organism samples in the Pearl River networks were determined using gas chromatog.-mass spectrometry. The results showed that 4-nonylphenols (NPs) were dominant in both water samples and sediment samples. For APs, downtown and populated regions showed higher concentrations than rural regions; furthermore, the concentrations of APs in eastern tributaries were higher than those in western tributaries. In aquatic organism samples, the content range of APs, NPs, and octylphenols (OPs; 4-n-octylphenol and 4-tert-octylphenol) were 174.74-648.10 ng/g, 143.95-582.51 ng/g, and 8.10-37.10 ng/g, resp., with mean values of 346.52, 281.90, and 24.13 ng/g, accordingly. The accumulated level of APs in nine different species of aquatic organism species declined as follows: perch (Lateolabrax japonicus) > bighead fish (Aristichthys nobilis) > silver carp (Hypophthalmichthys molitrix) > carp (Cyprinus carpio) > barbel chub (Squaliobarbus curriculus) > shellfish (Corbicula fluminea) > grass carp (Ctenopharyngodon idellus) > cyprinid fish (Megalobrama hoffmanni) > shrimp (Macrobranchium nipponense). Carnivorous and filter-feeding fish tended to accumulate more APs than other dietic fish, shellfish and shrimps. The experimental process involved the reaction of 2,4-Di-tert-butylphenol(cas: 96-76-4).Recommanded Product: 2,4-Di-tert-butylphenol

The Article related to alkylphenol bioaccumulation occurrence aquatic ecosystem water pollution monitoring, Water: Analysis and other aspects.Recommanded Product: 2,4-Di-tert-butylphenol

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