Category: 150-78-7

On November 3, 2020, Fernando, P. U. Ashvin I.; Shepelytskyi, Yurii; Cesana, Paul T.; Wade, Alanna; Grynko, Vira; Mendieta, Adriana M.; Seveney, Lauren E.; Brown, Joseph D.; Hane, Francis T.; Albert, Mitchell S.; DeBoef, Brenton published an article.HPLC of Formula: 150-78-7 The title of the article was Decacationic Pillar[5]arene: A New Scaffold for the Development of 129Xe MRI Imaging Agents. And the article contained the following:

A decacationic water-soluble pillar[5]arene possessing a nonsolvated hydrophobic core has been designed and synthesized. This supramol. host is capable of binding xenon, as evidenced by hyperCEST depletion experiments Fluorescence-based studies also demonstrate that xenon binds into the cavity of the pillararene with an association constant of 4.6 × 103 M-1. The water-soluble pillararene is a potential scaffold for building contrast agents that can be detected by xenon-129 magnetic resonance imaging. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).HPLC of Formula: 150-78-7

The Article related to decacationic pillararene scaffold xenon 129 mri imaging agent, Biochemical Methods: Spectral and Related Methods and other aspects.HPLC of Formula: 150-78-7

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Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On May 31, 2020, Yao, Hong; Zhou, Qi; Zhang, Youming; Hu, Yinping; Kan, Xiaotong; Chen, Yanyan; Gong, Guanfei; Zhang, Qinpeng; Wei, Taibao; Lin, Qi published an article.SDS of cas: 150-78-7 The title of the article was Supramolecular polymer materials based on pillar[5]arene: Ultrasensitive detection and efficient removal of cyanide. And the article contained the following:

An ultrasensitive detection and effective removal material was successfully developed by using a pillar[n]arene-based supramol. polymer gel (MTP5⊃HB), where MTP5 = thioacetylhydrazine copillar[5]arene and HB = 2,2′-(1,4-butanediyl)-bis(1H-benzimidazole). The MTP5⊃HB can ultrasensitively recognize Cu2+ and Fe3+, and the limits of detection (LODs) for Cu2+ and Fe3+ are 1.55 and 2.68 nmol/L, resp. Addnl., the in-situ generated metallogel MTP5⊃HB-Cu can exclusively detect CN-, and the LOD for CN- is 1.13 nmol/L. Noticeably, the xerogel of MTP5⊃HB-Cu can effectively remove CN- from aqueous solution with 94.40% removal rate. Test kit based on MTP5⊃HB-Cu is also prepared for convenient detection of CN-. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).SDS of cas: 150-78-7

The Article related to pillararene supramol polymer gel cyanide ultrasensitive detection efficient removal, Inorganic Analytical Chemistry: Determinations and other aspects.SDS of cas: 150-78-7

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Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On June 1, 2022, Tian, Yexin; Zheng, Pu; Mu, Yingchun; Su, Wei; Chen, Tianyan published an article.Name: 1,4-Dimethoxybenzene The title of the article was Correlation analysis of normal and moldy beef jerky microbiota with Volatile compounds. And the article contained the following:

In this study, the microbial composition and volatile flavor components of normal beef jerky (NBJ) and moldy beef jerky (MBJ) from three different regions were examined using high-throughput sequencing (HTS) and headspace solid-phase microextraction combined with gas chromatog.-mass spectrometry (HS-SPME-GC-MS) to explore the effects of microbial and environmental factors on MBJ, and the correlation between core microorganisms and volatile compounds were revealed using Spearman rank correlation anal. (|r | >1, P < 0.05). At the genera level, Aspergillus, Xeromyces and Wallemia were the dominant fungi. While Nicotiana_Otophora, Staphylococcus, Bacillus, Brochothrix and Acinetobacter were the dominant bacterial genera. 82 Volatile compounds were identified in beef jerky from different regions. The correlation heat map between microorganisms and volatile compounds showed that eight core microbial genera had significant effects on the flavor quality of beef jerky after mold (VIP>1, P < 0.05), including five fungal and 3 bacteria, namely Arthrobacter, Xerochrysium, Dryomyces, Aspergillus, Colletotrichum, Bacillus, Staphylococcus and Salvia_pomifera. Bacillus, Staphylococcus, Salvia_pomifera and Colletotrichum had significant effects (P < 0.05) on 18 compounds, which may be classified as key microorganisms that affect beef jerky spoilage. Our study provides a theor. reference for solving the problem of MBJ. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Name: 1,4-Dimethoxybenzene

The Article related to beef jerky microbiota volatile compound, Food and Feed Chemistry: Meat, Eggs, Fish, and Seafood and other aspects.Name: 1,4-Dimethoxybenzene

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Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On January 31, 2021, Gu, Xinzhe; Feng, Li; Zhu, Jingyi; Li, Yue; Tu, Kang; Dong, Qingli; Pan, Leiqing published an article.COA of Formula: C8H10O2 The title of the article was Application of gas sensors for modelling the dynamic growth of Pseudomonas in pork stored at different temperatures. And the article contained the following:

Pseudomonas have a faster growth rate over other bacteria in chilled meat under aerobic conditions. A non-destructive method for modeling the dynamic growth of Pseudomonas in pork stored at different temperatures using gas sensors was presented in our work. Based on selected gas sensor data, the first-order kinetic equations (Gompertz and Logistic Functions) combined with the secondary model (Square-root Function) effectively simulated Pseudomonas growth in pork at different temperatures with R2 and RMSE values of 0.71-0.97 and 0.27-0.84, resp. Addnl., these models showed high accuracy with correlation coefficients greater than 0.90, in addition to several individual accuracy values. Furthermore, HS-SPME/GC-MS results demonstrated the presence of identified key volatiles in samples inoculated with Pseudomonas, including three amine compounds (mercaptamine, 1-octanamine and 1-heptadecanamine), phenol and indole. Our work showed that gas sensors are a rapid, easy and non-destructive method with acceptable feasibility in modeling the dynamic growth of spoilage microorganisms in meat. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).COA of Formula: C8H10O2

The Article related to pork pseudomonas different temperature dynamic growth modeling gas sensor, dynamic growth, gc–ms, gas sensors, model, pseudomonas, Food and Feed Chemistry: Contaminants and Toxicants and other aspects.COA of Formula: C8H10O2

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Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On July 17, 2020, Zeppuhar, Andrea N.; Falvey, Daniel E. published an article.Safety of 1,4-Dimethoxybenzene The title of the article was Generation of N,N-Di(4-bromophenyl)nitrenium Ion under Acidic Conditions: Search for a Nitrenium Dication. And the article contained the following:

The behavior of the N,N-di(4-bromophenyl)nitrenium ion under acidic aqueous conditions was examined via laser flash photolysis experiments A long-lived species forms and can be assigned as the cation radical or the dication. This species is unreactive toward nucleophiles and reactive toward strong electron donors, consistent with a cation radical. Mechanistic anal. indicates that its formation is through a sep. pathway compared to that of the nitrenium ion, suggestive of a triplet mechanism. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Safety of 1,4-Dimethoxybenzene

The Article related to nitrenium ion generation reaction acidic condition, Physical Organic Chemistry: Degradation Reactions, Including Mass Spectral Fragmentation and other aspects.Safety of 1,4-Dimethoxybenzene

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Ether – Wikipedia,
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Xu, Haiyan; Hu, Lanping; Zhu, Guanghua; Zhu, Yueping; Wang, Yang; Wu, Zheng-Guang; Zi, You; Huang, Weichun published an article in 2022, the title of the article was DABCO as a practical catalyst for aromatic halogenation with N-halosuccinimides.COA of Formula: C8H10O2 And the article contains the following content:

A simple and practical synthetic approach for synthesis of aromatic halides was developed. Simple Lewis base, DABCO, was used as the catalyst. This arene halogenation process proceeded conveniently and efficiently at ambient conditions, providing the desired products in good to excellent yields and selectivity. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).COA of Formula: C8H10O2

The Article related to aromatic compound halosuccinimide dabco catalyst halogenation, aryl halide regioselective preparation, Benzene, Its Derivatives, and Condensed Benzenoid Compounds: Halides and Halonium Compounds and other aspects.COA of Formula: C8H10O2

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On February 21, 2020, Granados, Albert; Shafir, Alexandr; Arrieta, Ana; Cossio, Fernando P.; Vallribera, Adelina published an article.COA of Formula: C8H10O2 The title of the article was Stepwise Mechanism for the Bromination of Arenes by a Hypervalent Iodine Reagent. And the article contained the following:

A mild, metal-free bromination method of arenes has been developed using the combination of bis(trifluoroacetoxy)iodobencene and trimethylsilyl bromide. In situ-formed dibromo(phenyl)-ä½?-iodane (PhIBr2) is proposed as the reactive intermediate. This methodol. using PIFA/TMSBr has been applied with success to a great number of substrates (25 examples). The treatment of mono-substituted activated arenes led to para-brominated products (2u-z) in excellent 83-96% yields. D. functional theory calculations indicate a stepwise mechanism involving a double bromine addition followed by a type II dyotropic reaction with concomitant re-aromatization of the six-membered ring. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).COA of Formula: C8H10O2

The Article related to arene bromination stepwise mechanism hypervalent iodine reagent, Benzene, Its Derivatives, and Condensed Benzenoid Compounds: Halides and Halonium Compounds and other aspects.COA of Formula: C8H10O2

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On June 4, 2021, Lu, Xu; Kawazu, Ryohei; Song, Jizhou; Yoshigoe, Yusuke; Torigoe, Takeru; Kuninobu, Yoichiro published an article.Recommanded Product: 150-78-7 The title of the article was Regioselective C-H Trifluoromethylation of Aromatic Compounds by Inclusion in Cyclodextrins. And the article contained the following:

A regioselective radical C-H trifluoromethylation of aromatic compounds was developed using cyclodextrins (CDs) as additives. The C-H trifluoromethylation proceeded with high regioselectivity to afford the product in good yield, even on the gram scale. In the presence of CDs, some substrates underwent a single trifluoromethylation selectively, whereas mixtures of single- and double-trifluoromethylated products were formed in the absence of the CD. 1H NMR experiments indicated that the regioselectivity was controlled by the inclusion of a substrate inside the CD cavity. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Recommanded Product: 150-78-7

The Article related to aromatic compound regioselective trifluoromethylation, Benzene, Its Derivatives, and Condensed Benzenoid Compounds: Halides and Halonium Compounds and other aspects.Recommanded Product: 150-78-7

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On December 27, 2021, Chai, Yao; Liu, Xiao-Jun; Tian, Ya-Ling; Wang, Xi-Cun; Quan, Zheng-Jun published an article.Category: ethers-buliding-blocks The title of the article was Metal-Free Electrocatalytic C(sp2)-H Acyloxylation of Aromatic Ring to Synthesis of Acetoxylated Phenylethers. And the article contained the following:

This report described the electrocatalytic regioselective acyloxylation and halogenation of aromatic C(sp2)-H bond in an undivided cell without any toxic or expensive metals. This electrocatalytic acyoxylation of Ph ether resulted in chemoselective C-H bond functionalization to give a series of aryl ether products with acyloxy, hydroxyl and halogen group. In addition, cyclic voltammograms showed that the electrode was the first step to oxidize aromatic rings, and a possible mechanism was proposed based on the exptl. results. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Category: ethers-buliding-blocks

The Article related to methoxybenzoate carboxylic acid electrochem acyloxylation, acetoxyl phenylether regioselective preparation, Benzene, Its Derivatives, and Condensed Benzenoid Compounds: Esters, Acyl Peroxides, Acyl Halides and other aspects.Category: ethers-buliding-blocks

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem

On August 9, 2022, Chen, Zekun; Bononi, Fernanda C.; Sievers, Charles A.; Kong, Wang-Yeuk; Donadio, Davide published an article.COA of Formula: C8H10O2 The title of the article was UV-Visible Absorption Spectra of Solvated Molecules by Quantum Chemical Machine Learning. And the article contained the following:

Predicting UV-visible absorption spectra is essential to understand photochem. processes and design energy materials. Quantum chem. methods can deliver accurate calculations of UV-visible absorption spectra, but they are computationally expensive, especially for large systems or when one computes line shapes from thermal averages Here, we present an approach to predict UV-visible absorption spectra of solvated aromatic mols. by quantum chem. (QC) and machine learning (ML). We show that a ML model, trained on the high-level QC calculation of the excitation energy of a set of aromatic mols., can accurately predict the line shape of the lowest-energy UV-visible absorption band of several related mols. with less than 0.1 eV deviation with respect to reference exptl. spectra. Applying linear decomposition anal. on the excitation energies, we unveil that our ML models probe vertical excitations of these aromatic mols. primarily by learning the at. environment of their Ph rings, which align with the phys. origin of the èŸ?鈫捪â‚? electronic transition. Our study provides an effective workflow that combines ML with quantum chem. methods to accelerate the calculations of UV-visible absorption spectra for various mol. systems. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).COA of Formula: C8H10O2

The Article related to aromatic mol uv visible absorption spectra quantum chem learning, Optical, Electron, and Mass Spectroscopy and Other Related Properties: Electronic Spectroscopy and other aspects.COA of Formula: C8H10O2

Referemce:
Ether – Wikipedia,
Ether | (C2H5)2O – PubChem