Tag: 300-400

First Anti-ToCV Activity Evaluation of Glucopyranoside Derivatives Containing a Dithioacetal Moiety through a Novel ToCVCP-Oriented Screening Method was written by Xie, Dandan;Zhang, Jian;Yang, Huanyu;Liu, Yuewen;Hu, Deyu;Song, Baoan. And the article was included in Journal of Agricultural and Food Chemistry in 2019.Product Details of 604-69-3 The following contents are mentioned in the article:

Tomato chlorosis virus (ToCV) is a newly reported plant virus that has rapidly spread to all parts of the world, resulting in a serious decline in tomato quality and yield due to the lack of effective control agents. In this study, the ToCV coat protein (ToCVCP) was expressed and purified in Escherichia coli, and a series of novel glucopyranoside derivatives containing a dithioacetal moiety was designed and synthesized. The binding affinity of these compounds to ToCVCP was determined using microscale thermophoresis. Results revealed that compounds 6b and 8a interacted with ToCVCP with K_d values of 0.12 and 0.21 μM, resp. Quant. reverse transcription polymerase chain reaction was used to evaluate the anti-ToCV activity of 6b and 8a in vivo, and both significantly reduced the expression level of ToCVCP gene in tomato compared with com. antivirus agents. This study provides an efficient and convenient screening method for anti-ToCV agents and reliable support for the development of novel agrochems. for ToCV. This study involved multiple reactions and reactants, such as (2S,3R,4S,5R,6R)-6-(Acetoxymethyl)tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate (cas: 604-69-3Product Details of 604-69-3).

(2S,3R,4S,5R,6R)-6-(Acetoxymethyl)tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate (cas: 604-69-3) belongs to esters. Esters typically have a pleasant smell; those of low molecular weight are commonly used as fragrances and are found in essential oils and pheromones. Liquid esters of low volatility serve as softening agents for resins and plastics. Esters also include many industrially important polymers. Polymethyl methacrylate is a glass substitute sold under the names Lucite and Plexiglas; polyethylene terephthalate is used as a film (Mylar) and as textile fibres sold as Terylene, Fortrel, and Dacron.Product Details of 604-69-3

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Determination of benorylate and its metabolites in blood by high-performance liquid phase chromatography and gas phase chromatography was written by Cailleux, A.;Cailleux, P.;Allain, P.. And the article was included in Therapie in 1979.Application In Synthesis of 4-Acetamidophenyl 2-acetoxybenzoate The following contents are mentioned in the article:

Benorylate (I) [5003-48-5] and some of its metabolites (phenetsal [118-57-0] and paracetamol [103-90-2]) were determined by high-performance liquid chromatog. on a column packed with Zorbax SIL and a mobile phase of hexane-CH₂Cl₂-CHCl₃-isoPr alc.-acetic acid mixture Other metabolites of I (acetylsalicylic acid [50-78-2] and salicylic acid [69-72-7]) were converted to silylated derivatives and determined by gas chromatog. on a column packed with 3% OV17 silicon oil on 80-100 mesh Chromosorb W using N as the carrier gas. Two sep. extractions with Et₂O were performed for the 2 sets of compounds Carbamazepine was internal standard for chromatog. of I, phenetsal, and paracetamol and 3-chlorobenzoic acid for the chromatog. of the other metabolites. The coefficient of variation was <10%. The limits of detection for phenetsal, benorylate, paracetamol, and acetylsalicylate were 0.1 , 0.2 , 0.4 , and 2 mg/L of plasma, resp. This study involved multiple reactions and reactants, such as 4-Acetamidophenyl 2-acetoxybenzoate (cas: 5003-48-5Application In Synthesis of 4-Acetamidophenyl 2-acetoxybenzoate).

4-Acetamidophenyl 2-acetoxybenzoate (cas: 5003-48-5) belongs to esters. Esters perform as high-grade solvents for a broad array of plastics, plasticizers, resins, and lacquers, and are one of the largest classes of synthetic lubricants on the commercial market. Esters contain a carbonyl center, which gives rise to 120° C–C–O and O–C–O angles. Unlike amides, esters are structurally flexible functional groups because rotation about the C–O–C bonds has a low barrier. Their flexibility and low polarity is manifested in their physical properties; they tend to be less rigid (lower melting point) and more volatile (lower boiling point) than the corresponding amides. Application In Synthesis of 4-Acetamidophenyl 2-acetoxybenzoate

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Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Enhanced treatment of Fischer-Tropsch (F-T) wastewater using the up-flow anaerobic sludge blanket coupled with bioelectrochemical system: Effect of electric field was written by Wang, Dexin;Han, Hongjun;Han, Yuxing;Li, Kun;Zhu, Hao. And the article was included in Bioresource Technology in 2017.Name: Methyl nonadecanoate The following contents are mentioned in the article:

The coupling of bioelectrochem. system (BES) with an up-flow anaerobic sludge blanket (UASB) was established for enhanced Fischer-Tropsch (F-T) wastewater treatment while the UASB (control group) was operated in parallel. The presence of elec. field could offer system a more reductive micro-environment that lower the ORP values and maintain the appropriate pH range, resulting in the higher COD (COD) removal efficiency and methane production for BES-UASB (86.8% and 2.31 ± 0.1 L/(L·d)) while those values in control group were 72.1% and 1.77 ± 0.08 L/(L.d). In addition, the coupled system could promote sludge granulation to perform a pos. effect on maintaining stability of pollutants removal. The high-throughput 16S rRNA gene pyrosequencing in this study further confirmed that the promoting direct interspecies electron transfer (DIET) between Geobacter and Methanosarcina might be established in BES-UASB to improve the syntrophic degradation of propionate and butyrate, finally facilitated completely methane production This study involved multiple reactions and reactants, such as Methyl nonadecanoate (cas: 1731-94-8Name: Methyl nonadecanoate).

Methyl nonadecanoate (cas: 1731-94-8) belongs to esters. Esters are widespread in nature and are widely used in industry. In nature, fats are in general triesters derived from glycerol and fatty acids. Esters are responsible for the aroma of many fruits. Esterification is the general name for a chemical reaction in which two reactants (typically an alcohol and an acid) form an ester as the reaction product. Esters are common in organic chemistry and biological materials.Name: Methyl nonadecanoate

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Enzymatic hydrolysis of corn stover lignin by laccase, lignin peroxidase, and manganese peroxidase was written by Zhang, Sitong;Dong, Zijian;Shi, Jia;Yang, Chengrui;Fang, Yi;Chen, Guang;Chen, Huan;Tian, Chunjie. And the article was included in Bioresource Technology in 2022.Product Details of 31566-31-1 The following contents are mentioned in the article:

Lignin of high purity and structural integrity was isolated from the enzymic residue of corn stover. Degradation of the lignin by laccase, lignin peroxidase, and manganese peroxidase was investigated. Structural changes in the lignin after degradation were characterized by SEM, nitrogen adsorption and Fourier transform IR spectroscopy, and the enzymic products were systematically analyzed by gas chromatog. mass spectrometry. The highest percentage of lignin degradation was obtained with a mixture of three enzymes (25.79%): laccase (Lac), the starting enzyme of the mixed enzyme reaction, worked with lignin peroxidase (LiP), and manganese peroxidase (MnP) to further degrade lignin. This degradation destroyed the macromol. structure of lignin, broke its key chem. bonds, and opened benzene rings, thus producing more acidic compounds This study elucidated the concept of degrading lignin from corn stover using the Lac, LiP and MnP enzymes synergistically, thus providing a theor. basis for the biodegradation of lignin. This study involved multiple reactions and reactants, such as Glyceryl monostearate (cas: 31566-31-1Product Details of 31566-31-1).

Glyceryl monostearate (cas: 31566-31-1) belongs to esters. Esters perform as high-grade solvents for a broad array of plastics, plasticizers, resins, and lacquers, and are one of the largest classes of synthetic lubricants on the commercial market. Acyl chlorides and acid anhydrides alcoholysis is another way to produce esters. Acyl chlorides and acid anhydrides react with alcohols to produce esters. Anydrous conditions are recommended since both acyl chlorides and acid anhydrides react with water.Product Details of 31566-31-1

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

The food ingredients of different extracts of Lasia spinosa (L.) Thwaites can turn it into a potential medicinal food was written by Islam, Shahidul Md.;Rashid, Mamunur Md.;Ahmed, A. M. Abu;Ali Reza, A. S. M.;Rahman, Atiar Md.;Choudhury, Tasrina Rabia. And the article was included in NFS Journal in 2021.SDS of cas: 1731-94-8 The following contents are mentioned in the article:

This research investigated the functional food potential of L. spinosa through nutritional and phytochem. evaluation.Different solvent-extracts of L. spinosa extracts were GC-MS- analyzed, evaluated for antioxidative and nutritional status especially carbohydrates, polysaccharides, fat, protein, beta carotene, and lycopene contents. Minerals (Fe, Cu, Ca, Cr), and heavy metal (As, Cd, Pb, Cr) contents were also measured followed by acute toxicity in animal model. GC-MS characterized compounds greatly differed based on seven different solvent-extracts Promising antioxidative effects and nutritional values were recorded for at least five solvent-extracts Worthy contents of carbohydrates, polysaccharides, β-carotene, lycopene, fat, protein and minerals were detected in the L. spinosa. Heavy metals contents (As, Cd, Pb, Cr) in L. spinosa extract was lower than detection limit.Data demonstrate that L. spinosa stem and leaf could be potential source of functional food accredited with well-balanced nutrients and antioxidant properties. This study involved multiple reactions and reactants, such as Methyl nonadecanoate (cas: 1731-94-8SDS of cas: 1731-94-8).

Methyl nonadecanoate (cas: 1731-94-8) belongs to esters. Esters perform as high-grade solvents for a broad array of plastics, plasticizers, resins, and lacquers, and are one of the largest classes of synthetic lubricants on the commercial market. Because of their lack of hydrogen-bond-donating ability, esters do not self-associate. Consequently, esters are more volatile than carboxylic acids of similar molecular weight.SDS of cas: 1731-94-8

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Sustainable biodiesel production from a newly isolated micro-algal species Chlorococcum sphacosum using a novel lipase immobilised functionalized nanobiocataylst was written by Micheal, Donatus S.;Vijayalakshmi, S.;Ranjitha, J.. And the article was included in International Journal of Chemical Sciences in 2017.Reference of 1731-94-8 The following contents are mentioned in the article:

This research paper is mainly focused on the sustainable biodiesel production from a newly isolated micro-algal strain Chlorococcum sphacosum using a novel lipase immobilized functionalised nano-biocatalyst. In this reaction, the lipase was produced from Aspergillus niger (KP001169) a fungal strain isolated from oil contaminated soil sample collected nearby to the oil industry. The lipase was immobilized with magnetic nanoparticle using co-precipitation method and used as a nano-biocatalyst for the production of biodiesel production The synthesized nano-biocatalyst enhanced the percentage yield of biodiesel. Using the lipase immobilized magnetic nanoparticles as a biocatalyst achieved maximum percentage yield 88% resp. The catalyst can be reused more than five times in the biodiesel reaction without any treatment and activity changes and then after sixth cycle there is a loss in the activity of the synthesized nano-biocatalyst. Finally, the Fatty acid Me esters (FAMEs) composition was characterized using GC-MS anal. technique. This study involved multiple reactions and reactants, such as Methyl nonadecanoate (cas: 1731-94-8Reference of 1731-94-8).

Methyl nonadecanoate (cas: 1731-94-8) belongs to esters. Esters are widespread in nature and are widely used in industry. In nature, fats are in general triesters derived from glycerol and fatty acids. Esters are responsible for the aroma of many fruits. Esters are more polar than ethers but less polar than alcohols. They participate in hydrogen bonds as hydrogen-bond acceptors, but cannot act as hydrogen-bond donors, unlike their parent alcohols. This ability to participate in hydrogen bonding confers some water-solubility.Reference of 1731-94-8

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Application of sequential and orthogonalized-partial least squares (SO-PLS) regression to predict sensory properties of Cabernet Sauvignon wines from grape chemical composition was written by Niimi, Jun;Tomic, Oliver;Naes, Tormod;Jeffery, David W.;Bastian, Susan E. P.;Boss, Paul K.. And the article was included in Food Chemistry in 2018.COA of Formula: C20H40O2 The following contents are mentioned in the article:

The current study determined the applicability of sequential and orthogonalized-partial least squares (SO-PLS) regression to relate Cabernet Sauvignon grape chem. composition to the sensory perception of the corresponding wines. Grape samples (n = 25) were harvested at a similar maturity and vinified identically in 2013. Twelve measures using various (bio)chem. methods were made on grapes. Wines were evaluated using descriptive anal. with a trained panel (n = 10) for sensory profiling. Data was analyzed globally using SO-PLS for the entire sensory profiles (SO-PLS2), as well as for single sensory attributes (SO-PLS1). SO-PLS1 models were superior in validated explained variances than SO-PLS2. SO-PLS provided a structured approach in the selection of predictor chem. data sets that best contributed to the correlation of important sensory attributes. This new approach presents great potential for application in other explorative metabolomics studies of food and beverages to address factors such as quality and regional influences. This study involved multiple reactions and reactants, such as Methyl nonadecanoate (cas: 1731-94-8COA of Formula: C20H40O2).

Methyl nonadecanoate (cas: 1731-94-8) belongs to esters. Volatile esters with characteristic odours are used in synthetic flavours, perfumes, and cosmetics. Certain volatile esters are used as solvents for lacquers, paints, and varnishes. Cyclic esters are called lactones, regardless of whether they are derived from an organic or inorganic acid. One example of an organic lactone is γ-valerolactone.COA of Formula: C20H40O2

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Preparation and in-vitro evaluation of 0.05% 5-fluorouracil solid lipid nanoparticle gel in the treatment of actinic keratosis was written by Aswathy, B.;Ravindran, Remya;Ramkumar, R. P.;Apaduvanpadavath, Labeeb. And the article was included in International Journal of Pharmaceutical Sciences and Research in 2022.Synthetic Route of C21H44O5 The following contents are mentioned in the article:

The present study focused on the formulation and in-vitro evaluation of 0.05% 5-fluorouracil solid lipid nanoparticle gel in treating actinic keratosis. The in-vitro release profile of solid lipid nanoparticle gel is higher than the marketed cream formulation; thus, we can reduce the dose of formulation by this method. This is prepared using tween 80, tween 20, glycerol monostearate, glycerol, and lecithin. Pre-formulation studies for the pure drug were conducted, and formulations were evaluated based on viscosity, encapsulation efficiency and in-vitro drug release study using franz diffusion cell. FTIR study of pure drug-polymer and formulation proves there is no chem. interaction between them. Formulation SLN2 had appropriate viscosity of 1738.34, the highest encapsulation efficiency of 94.45%, drug loading 31.97%. SLN2 shows 95% cell viability. The in-vitro release study was found to have a zero-order release profile. Compared to all other formulations, this indicates the predominant mechanism of drug release is diffusion. This study involved multiple reactions and reactants, such as Glyceryl monostearate (cas: 31566-31-1Synthetic Route of C21H44O5).

Glyceryl monostearate (cas: 31566-31-1) belongs to esters. Carboxylic acid esters of low molecular weight are colourless, volatile liquids with pleasant odours, slightly soluble in water. Acyl chlorides and acid anhydrides alcoholysis is another way to produce esters. Acyl chlorides and acid anhydrides react with alcohols to produce esters. Anydrous conditions are recommended since both acyl chlorides and acid anhydrides react with water.Synthetic Route of C21H44O5

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Development and characterization of novel bigels based on monoglyceride-beeswax oleogel and high acyl gellan gum hydrogel for lycopene delivery was written by Zhu, Qiaomei;Gao, Jianbiao;Han, Lijun;Han, Kexin;Wei, Wei;Wu, Tao;Li, Jinlong;Zhang, Min. And the article was included in Food Chemistry in 2021.Formula: C21H44O5 The following contents are mentioned in the article:

The aim of present study was to develop novel bigels as a semi-solid vehicle for lycopene delivery. Bigels were prepared by using the mixture of glycerol monostearate (GMS)-beeswax based oleogel and high acyl gellan gum hydrogel in different proportions. The confocal microscopic observations showed that the obtained bigels were oleogel-in-hydrogel, and droplets became larger with increased contents of oleogel. Higher fractions of oleogel increased the mech. strength (storage modulus, firmness) of bigels. According to the rheol. results, all bigels exhibited solid-like characteristics since the storage modulus were larger than loss modulus. DSC results showed that the melting temperature of bigel was higher than that of oleogel. During in vitro simulated gastrointestinal digestion, the total release percentages varied from 60% to 80%, and a higher content of oleogel within bigels could slower down the release of lycopene, suggesting that a higher proportion of oleogel was beneficial for delivery of fat-soluble nutraceuticals. This study involved multiple reactions and reactants, such as Glyceryl monostearate (cas: 31566-31-1Formula: C21H44O5).

Glyceryl monostearate (cas: 31566-31-1) belongs to esters. Esters typically have a pleasant smell; those of low molecular weight are commonly used as fragrances and are found in essential oils and pheromones. Esters are more polar than ethers but less polar than alcohols. They participate in hydrogen bonds as hydrogen-bond acceptors, but cannot act as hydrogen-bond donors, unlike their parent alcohols. This ability to participate in hydrogen bonding confers some water-solubility.Formula: C21H44O5

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics

Monoglyceride oleogels for lipophilic bioactive delivery – Influence of self-assembled structures on stability and in vitro bioaccessibility of astaxanthin was written by Wang, Shujie;Chen, Kefei;Liu, Guoqin. And the article was included in Food Chemistry in 2022.HPLC of Formula: 31566-31-1 The following contents are mentioned in the article:

The present study investigated the influence of self-assembled structures on stability and in vitro bioaccessibility of astaxanthin by modifying the structures with different processing conditions. The self-assembled structures of GMS oleogels were changed to produce smaller crystals and more compact network at higher glycerol monostearate (GMS) concentration and lower cooling temperature, resulting in higher hardness, oil binding capacity, and viscoelastic properties of oleogels. In the stability test, the highest retention ratio of astaxanthin was observed in oleogels formed at 4°C and 10% GMS, indicating that the denser network structures were more effective to prevent the degradation of astaxanthin. During in vitro digestion, the self-assembled structures of oleogels and the nature of GMS mols. affected the lipolysis and micellization, which in turn regulated the bioaccessibility of astaxanthin. Collectively, GMS oleogels were effective delivery materials for improving the stability and bioaccessibility of lipophilic bioactives. This study involved multiple reactions and reactants, such as Glyceryl monostearate (cas: 31566-31-1HPLC of Formula: 31566-31-1).

Glyceryl monostearate (cas: 31566-31-1) belongs to esters. Esters are widespread in nature and are widely used in industry. In nature, fats are in general triesters derived from glycerol and fatty acids. Esters are responsible for the aroma of many fruits. Because of their lack of hydrogen-bond-donating ability, esters do not self-associate. Consequently, esters are more volatile than carboxylic acids of similar molecular weight.HPLC of Formula: 31566-31-1

Referemce:
Ester – Wikipedia,
Ester – an overview | ScienceDirect Topics