Category: 150-78-7

On May 21, 2021, Liu, Chunhong; Yao, Jiabin; Xiao, Chao; Zhao, Ting; Selvapalam, Narayanan; Zhou, Cuisong; Wu, Wanhua; Yang, Cheng published an article.Name: 1,4-Dimethoxybenzene The title of the article was Electrochemiluminescent Chiral Discrimination with a Pillar[5]arene Molecular Universal Joint-Coordinated Ruthenium Complex. And the article contained the following:

A bicyclic pillar[5]arene derivative fused with a bipyridine side ring, a so-called mol. universal joint (MUJ), was synthesized, and the pair of enantiomers was resolved by high-performance liquid chromatog. enantioresoln. The electrochemiluminescent detection based on the ruthenium complex of the enantiopure MUJ showed excellent chiral discrimination toward certain amino acids. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Name: 1,4-Dimethoxybenzene

The Article related to electrochemiluminescent chiral discrimination pillar arene ruthenium complex, Placeholder for records without volume info and other aspects.Name: 1,4-Dimethoxybenzene

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On June 15, 2022, Wang, Wenhui; Gao, Wei; Nie, Xinhao; Liu, Weihua; Cheng, Xiang; Shang, Ningzhao; Gao, Shutao; Wang, Chun published an article.Computed Properties of 150-78-7 The title of the article was Photocatalytic selective amines oxidation coupled with H2O2 production over hyper-cross-linked polymers. And the article contained the following:

Herein, a series of hyper-cross-linked polymers (HCPs) photocatalysts were synthesized through Friedel-Crafts alkylation reaction, in which benzene served as monomer and dichloromethane (DCM), dichloroethane (DCE) as well as 1,4-dimethoxybenzene (DMB) served as crosslinker. It was found that different crosslinker can change the energy level of conduction and valence band of HCPs, which is crucial for the generation of reactive oxygen species (ROS), and the separation efficiency as well as mobility of photo-generated carriers. Among of these prepared HCPs photocatalysts, DCM-HCPs exhibited highest conversion and selectivity toward benzylamine oxidation under the irradiation of blue LED lamp (455 nm) and sunlight in air atm. The highest apparent quantum yield (AQY) of DCM-HCPs is 0.44%. More importantly, a high yield of H2O2 (TOF = 5712.67 μmol g-1cat h-1) was synchronously obtained during the process of benzylamine oxidation Synchronous-illumination XPS (SI-XPS) was used to investigate the charge transfer mechanism of HCPs. The results revealed that the photoelectrons transferred from crosslinker (-CH2-) to benzene ring for inducing benzylamine oxidation to N-benzylidenebenzylamine and H2O2 production In addition, a series of amines and sulfides can also be smoothly oxidized at the similar conditions. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Computed Properties of 150-78-7

The Article related to photocatalytic selective amine oxidation hydrogen peroxide, amines, h(2)o(2) production, hyper-cross-linked polymers, photocatalytic oxidation, sulfides, Placeholder for records without volume info and other aspects.Computed Properties of 150-78-7

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On February 29, 2020, Song, Song; Li, Xinyao; Wei, Jialiang; Wang, Weijin; Zhang, Yiqun; Ai, Lingsheng; Zhu, Yuchao; Shi, Xiaomeng; Zhang, Xiaohui; Jiao, Ning published an article.Quality Control of 1,4-Dimethoxybenzene The title of the article was DMSO-catalysed late-stage chlorination of (hetero)arenes. And the article contained the following:

A highly efficient aromatic chlorination of arenes such as 1-methyl-indazole, imidazo[1,2-a]pyrazine, phenylthiophene, anthracene, etc. that is catalyzed by DMSO with N-chlorosuccinimide as the chloro source is reported. The mild conditions, easy-availability and stability of the catalyst and reagents, as well as good functional-group tolerance, showed the approach to be a versatile protocol for the late-stage aromatic chlorination of complex natural products, e.g., papaverine, drugs, e.g., diclofenac and peptides, e.g., I. The multi-gram experiment and low-cost of N-chlorosuccinimide and DMSO show great potential for drug discovery and development in industrial applications. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Quality Control of 1,4-Dimethoxybenzene

The Article related to arene heteroarene chlorination dimethyl sulfoxide catalyst, General Organic Chemistry: Synthetic Methods and other aspects.Quality Control of 1,4-Dimethoxybenzene

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Zhao, Meng; Li, Changjun; Shan, Xiaotao; Han, Huijing; Zhao, Qiuhua; Xie, Meiran; Chen, Jianzhuang; Liao, Xiaojuan published an article in 2021, the title of the article was A stretchable pillararene-containing supramolecular polymeric material with self-healing property.Application of 150-78-7 And the article contains the following content:

Constructing polymeric materials with stretchable and self-healing properties arise increasing interest in the field of tissue engineering, wearable electronics and soft actuators. Herein, a new type of supramol. crosslinker was constructed through host-guest interaction between pillar[5]arene functionalized acrylate and pyridinium functionalized acrylate, which could form supramol. polymeric material via photo-polymerization of Bu acrylate (BA). Such material exhibited excellent tensile properties, with maximum tensile strength of 3.4 MPa and strain of 3000%, resp. Moreover, this material can effectively dissipate energy with the energy absorption efficiency of 93%, which could be applied in the field of energy absorbing materials. In addition, the material showed self-healing property after cut and responded to competitive guest. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Application of 150-78-7

The Article related to stretchable pillararene supramol polymeric material self healing property, host-guest chemistry, pillararene, supramolecular chemistry, supramolecular polymer, Placeholder for records without volume info and other aspects.Application of 150-78-7

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On April 13, 2020, Yurino, Taiga; Hachiya, Asuka; Suzuki, Keisuke; Ohkuma, Takeshi published an article.Category: ethers-buliding-blocks The title of the article was Selective Conversion of Benzylic Phosphates into Diarylmethanes Through Al(OTf)3-Catalyzed Friedel-Crafts-Type Benzylation. And the article contained the following:

Al(OTf)3 was identified as a high-performance catalyst for Friedel-Crafts-type benzylation using benzylic phosphates as electrophiles. The reaction proceeded even with 0.2 mol-% of the catalyst. A series of diarylmethanes (21 examples) was obtained in moderate to high yield. The catalyst showed unique chemoselectivity, preferentially converting the benzylic phosphate motif, even with a benzylic acetate group existed in the same mol. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Category: ethers-buliding-blocks

The Article related to diarylmethane preparation benzylic phosphate aluminum catalyst friedel crafts benzylation, General Organic Chemistry: Synthetic Methods and other aspects.Category: ethers-buliding-blocks

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Wang, Tonglin; Xie, Anqi; Zhang, Dongliang; Liu, Zemiao; Li, Xue; Li, Yang; Sun, Xia published an article in 2021, the title of the article was Analysis of the volatile components in flowers of Paeonia lactiflora Pall. and Paeonia lactiflora Pall. var. Trichocarpa.HPLC of Formula: 150-78-7 And the article contains the following content:

Paeonia lactiflora Pall. var. trichocarpa is a variety of Paeonia lactiflora Pall., and is currently the peony herb’s principal cultivar group. Here, we study the differences in aromatic components and flowers of different varieties between two groups of cultivars, providing a reference for applying natural fragrance substances of peonies, breeding fragrant flower types, and developing and using improved varieties. Headspace solid-phase microextraction (HS-SPME), gas chromatog.-mass spectrometry (GC-MS), peak area normalization for each component relative to content, component library (NIST14/NIST14S) retrieval, and a literature review were used to analyze the volatile compounds in flowers of eight peony varieties, such as “Gaoganhong”, and ten comospore peony varieties, such as “Jinshanhong”. Results showed that the main volatile compound constituents in flowers of the two groups were terpenes and alcs. Addnl., the content of eucalyptol, caryophyllene, α-Pinene, citronellol, and 3-Hexen-1-ol, acetate, (Z) was high. Peony cultivars contained linalool, (1R)-2,6,6-trimethylbicyclo[3.1.1]hept-2-ene, and 1,4-dimethoxybenzene, while comospore peony varieties contained 1,3,6-octatriene, 3,7-dimethyl-, (Z)-, phenylethyl alc., and geraniol. In this study, the differences between the volatile components of flowers of different peony varieties were clarified, laying a foundation for further mol. biol. research into the floral fragrance of peonies and the cultivation of new varieties of aromatic peonies. At the same time, it also provides a theor. basis for the development and application of peony flower byproducts. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).HPLC of Formula: 150-78-7

The Article related to analysis volatile component flower paeonia gas chromatogphy mass spectrometry, Plant Biochemistry: Composition and Products and other aspects.HPLC of Formula: 150-78-7

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Grochowicz, Marta; Szajnecki, Lukasz; Rogulska, Magdalena published an article in 2022, the title of the article was Crosslinked 4-Vinylpyridine Monodisperse Functional Microspheres for Sorption of Ibuprofen and Ketoprofen.Recommanded Product: 150-78-7 And the article contains the following content:

Nowadays, ibuprofen and ketoprofen are widely used over-the-counter medications to treat inflammation, fever, or pain. Their high consumption and improper disposal cause them to get into the environment and often pollute surface water. In this study, the new polymeric porous microspheres based on 4-vinylpyridine (4VP) are presented as effective sorbents for ibuprofen and ketoprofen preconcentration and removal. The porous microspheres were obtained via seed swelling polymerization with the use of two types of methacrylate crosslinkers, i.e., trimethylolpropane trimethacrylate (TRIM) and 1,4-dimethacryloiloxybenzene (14DMB). Addnl., as a reference sorbent, a copolymer of styrene and divinylbenzene was obtained. Porous structure investigations showed that the microspheres possess a sp. surface area of about 100 m2/g, but noticeable differences were observed in their internal topog. depending on the type of crosslinker used. Moreover, the porous structure of dry and swollen microspheres differs significantly. Swollen copolymers reveal the presence of micropores. The 4VP microspheres are characterized by high thermal stability; their initial decomposition temperature is about 300°C. The performance of the 4VP copolymers as sorbents in aqueous solutions of drugs was evaluated in static and dynamic modes at three pH values of 3, 7, and 11. The highest sorption efficiency was obtained for ibuprofen and ketoprofen in pH 3. Both 4VP copolymers indicate the high sorption capacity in a static sorption as follows: towards ketoprofen of about 40 mg/g whereas towards ibuprofen of about 90 mg/g and 75 mg/g on copolymer crosslinked with trimethylolpropane trimethacrylate and 1,4-dimethacryloiloxybenzene, resp. The recovery of ibuprofen and ketoprofen after dynamic sorption experiments was higher than 90%. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Recommanded Product: 150-78-7

The Article related to ibuprofen ketoprofen vinylpyridine microsphere crosslinking, spe, functional polymers, ibuprofen, ketoprofen, polymeric microspheres, porous polymers, sorption, Pharmaceuticals: Formulation and Compounding and other aspects.Recommanded Product: 150-78-7

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On October 4, 2022, Zhang, Hao-Ran; Feng, Cong-Cong; Chen, Ning; Zhang, Song-Lin published an article.Quality Control of 1,4-Dimethoxybenzene The title of the article was Direct Arene Trifluoromethylation Enabled by a High-Valent CuIII-CF3 Compound. And the article contained the following:

Direct C-H trifluoromethylation of arenes and heteroarenes poses an important synthetic challenge that is highly desirable. High-valent CuIII-CF3 compounds have often been invoked in copper-mediated trifluoromethylation reactions, but the fundamental reactivity toward arenes is elusive. Herein, direct C-H trifluoromethylation of arenes/heteroarenes by a high-valent CuIII-CF3 compound is disclosed for the first time. The CuIII-CF3 compound serves CF3 radical and a CuII oxidant by homolytic cleavage of a CuIII-CF3 bond, which engage synergistically in a SEAr type reaction with arenes. The presence of K2S2O8 co-oxidant can significantly improve the reaction yields. This reaction shows good efficiency, broad functional group tolerance, and the potential in late-stage functionalization. The reactivity of high-valent CuIII-CF3 compounds disclosed in this study represents an important progress in organofluorine and CuIII chem. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Quality Control of 1,4-Dimethoxybenzene

The Article related to arene heteroarene trifluoromethylation copper, arenes, c−h functionalization, high-valent copper species, radical reaction, trifluoromethylation, General Organic Chemistry: Synthetic Methods and other aspects.Quality Control of 1,4-Dimethoxybenzene

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On March 2, 2021, Chen, Wenming; Chen, Guifang; Wang, Biao; Wang, Wei; Huang, Wei; Tian, Xu published an article.Product Details of 150-78-7 The title of the article was Bronsted acid-catalyzed Friedel-Crafts-type alkylation of arenes with α-Aryl diazoacetates. And the article contained the following:

An efficient Bronsted acid-catalyzed Friedel-Crafts-type alkylation of arenes with αaryl diazoacetates has been developed. This protocol enables effective access to various highly functionalized diarylmethane derivatives I (R1 = H, 3-Me, 2-F, etc.; R2 = Me, Et, iPr; R3 = H, 2,4,6-tri-Me, 2,5-di-Me, etc.) in moderate to high yields. Moreover, the product of selected diaryl acetate could be transformed to β, β-diaryl substituted γ-butyrolactone. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Product Details of 150-78-7

The Article related to diarylmethane preparation regioselective triflic acid catalyst, arene alpha aryl diazoacetate friedel crafts alkylation, General Organic Chemistry: Synthetic Methods and other aspects.Product Details of 150-78-7

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Li, Xiang-Shuai; Li, Yong-Fu; Wu, Jia-Rui; Lou, Xin-Yue; Han, Junyou; Qin, Jianchun; Yang, Ying-Wei published an article in 2020, the title of the article was A color-tunable fluorescent pillararene coordination polymer for efficient pollutant detection.Product Details of 150-78-7 And the article contains the following content:

A dicarboxylatopillar[5]arene (DCP5)-based coordination polymer, namely DCP5-EuxTby, with color-tunable emission and capable of nitroarom. pollutant detection, has been designed and fabricated via a typical metal-ligand coordination approach. Due to its rigid skeleton and electron-rich cavity, DCP5 plays an important role in this multi-color framework, not only as a linker but also as a blue-color fluorescence donor. Intriguingly, the fluorescent color of DCP5-EuxTby can be tuned from green to red simply by mediating the molar ratio of Eu3+ : Tb3+ in the functional system. More importantly, a white-color emitting system, i.e., DCP5-Eu1Tb3, is discovered when the ratio of Eu3+ : Tb3+ is 1 : 3, and the white-light emissive DCP5-Eu1Tb3 exhibits good detection performance toward nitroarom. pollutants in a wide application field. We envision that this work will open a new avenue for the exploration of synthetic macrocycle-based new materials in the construction of new fluorescent sensors and detectors for environmental sustainability and bio-related fields. The experimental process involved the reaction of 1,4-Dimethoxybenzene(cas: 150-78-7).Product Details of 150-78-7

The Article related to color tunable fluorescent pillararene polymer pollutant sensor, Biochemical Methods: Spectral and Related Methods and other aspects.Product Details of 150-78-7

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