Category: 106-73-0

Synthesis, characterization, and demulsification of water in crude oil emulsion via a corn oil-based demulsifier was written by Saad, M. A.;Abdurahman, N. H.;Yunus, Rosli Mohd. And the article was included in Materials Today: Proceedings in 2021.Recommanded Product: Methyl heptanoate The following contents are mentioned in the article:

Natural product-based materials have gained significant interest in replacing the petroleum-based oil chems. with environmentally friendly materials. A corn oil-based demulsifier has been successfully synthesized by the condensation reaction of corn oil with diethanolamine in the presence of a catalyst applied during separation via a water-in-oil (W/O) emulsion. The demulsifier was characterized by FTIR, GC-MS, and LC-QTOF-MS analyses. The surfactant′s separation efficacy was studied using the Sany-glass test. The results showed that this new product efficiently demulsified the W/O emulsion with 98% separation achieved. The influence of settling time, demulsifier dosage, and temperature on the demulsification efficiency were investigated. The separation efficiency increased with increasing settling time, demulsifier dose and the temperature conditions accelerate the demulsification process. As well, the interfacial tension decreases with increases of the demulsifier dose. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Recommanded Product: Methyl heptanoate).

Methyl heptanoate (cas: 106-73-0) 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. 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.Recommanded Product: Methyl heptanoate

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

Potential of three probiotic lactobacilli in transforming star fruit juice into functional beverages was written by Lu, Yuyun;Tan, Chin-Wan;Chen, Dai;Liu, Shao-Quan. And the article was included in Food Science & Nutrition in 2018.Computed Properties of C8H16O2 The following contents are mentioned in the article:

The star fruit is popularly cultivated and consumed in Southeast Asia due to its high antioxidant capacity and various nutrients. In this study, three com. probiotic strains (Lactobacillus helveticus L10, Lactobacillus paracasei L26, and Lactobacillus rhamnosus HN001) were evaluated in star fruit juice fermentation and all strains grew well with the final cell counts of around 10⁸ CFU/mL. The star fruit juice fermented by L. rhamnosus produced the highest amount of lactic acid, resulting in a significant lower pH (4.41) than that of L. helveticus (4.76) and L. paracasei (4.71). Most of aldehydes and esters endogenous in star fruit juice decreased to low or undetectable levels, while ketones, alcs., and fatty acids were produced at varying levels that could impart different aroma notes to the beverages. Therefore, the selection of appropriate probiotics can be an alternative way to develop new functional beverages from star fruit juice with specific aroma notes. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Computed Properties of C8H16O2).

Methyl heptanoate (cas: 106-73-0) belongs to esters. Carboxylic acid esters of low molecular weight are colourless, volatile liquids with pleasant odours, slightly soluble in water. 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. Computed Properties of C8H16O2

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

A β-cyclodextrin covalent organic framework used as a chiral stationary phase for chiral separation in gas chromatography was written by Tang, Bo;Wang, Wei;Hou, Huipeng;Liu, Yiquan;Liu, Zongkun;Geng, Lina;Sun, Liquan;Luo, Aiqin. And the article was included in Chinese Chemical Letters in 2022.Recommanded Product: Methyl heptanoate The following contents are mentioned in the article:

Chiral covalent organic frameworks (CCOFs) featuring chirality, stability, and good porosity have attracted a considerable amount of attention due to their important applications, such as asym. catalysis, chiral separation, and chiral recognition. In this study, a β-cyclodextrin (β-CD) covalent organic framework (β-CD-COF) diluted with polysiloxane OV-1701 was explored as a novel chiral stationary phase (CSP) for gas chromatog. (GC) separation of racemates. The β-CD-COF coated capillary column had excellent selectivity, not only for the separation of linear alkanes, linear alcs., fatty acid Me esters mixture, the Grob mixture and positional isomers, but also for the resolution of chiral compounds, including chiral alcs., aldehydes, ethers, and amino acid derivatives In addition, the β-CD-COF-coated capillary column presented good repeatability and reproducibility. This work indicated the great potential of the CCOFs coated capillary column for the chromatog. separation of enantiomers. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Recommanded Product: Methyl heptanoate).

Methyl heptanoate (cas: 106-73-0) 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. 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.Recommanded Product: Methyl heptanoate

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

Biochemical characterization of apple slices dried using low temperature and stored in modified atmosphere packaging was written by Cozzolino, Rosaria;Palumbo, Michela;Cefola, Maria;Capotorto, Imperatrice;Linsalata, Vito;Forte, Giovanna;Petriccione, Milena;De Giulio, Beatrice;Pace, Bernardo. And the article was included in Journal of Food Composition and Analysis in 2022.Synthetic Route of C8H16O2 The following contents are mentioned in the article:

Apple slices (Pinova cv) dried at mild temperature (40°C), compared to 65°C dried slices, are enriched (up to about 50%) in polyphenols (e.g., catechin, epicatechin, quercetin 3-glucoside, quercetin derivatives). Chem. (dipping solutions) and phys. (packaging) treatments are key in controlling the enzymic browning of dried apple slices and maintain their nutritional content. In the present study we investigated the effects of dipping and packaging on the physicochem. properties of dried apple slices. Specifically, apple slices dried at 40°C were comparatively dipped in 1% calcium citrate (CC) or 1% citric acid (CA) and stored in active modified atm. (a-MA) or in passive (p-MA) for 100 days. A mild drying approach combined with dipping in CC and a-MA preservation, produced high quality dried apple slices, both in terms of sensory characteristics and color retention. Remarkably, upon this treatment, fruits exhibited an enhanced volatile profile that correlated with fresh and fruity apple notes. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Synthetic Route of C8H16O2).

Methyl heptanoate (cas: 106-73-0) 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. Many esters have the potential for conformational isomerism, but they tend to adopt an s-cis (or Z) conformation rather than the s-trans (or E) alternative, due to a combination of hyperconjugation and dipole minimization effects. The preference for the Z conformation is influenced by the nature of the substituents and solvent, if present. Lactones with small rings are restricted to the s-trans (i.e. E) conformation due to their cyclic structure.Synthetic Route of C8H16O2

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

Effects of processing on the chemical, physicochemical, enzymatic, and volatile metabolic composition of pitaya (Hylocereus polyrhizus (F.A.C. Weber) Britton & Rose) was written by Santos, Glauber Batista Moreira;Dionisio, Ana Paula;Magalhaes, Hilton Cesar Rodrigues;Pinto de Abreu, Fernando Antonio;Lira, Sandra Machado;Viana de Lima, Ana Carolina;Silvestre da Silva, Gisele;Guedes, Jhonyson Arruda Carvalho;Araujo, Idila Maria da Silva;Artur, Adriana Guirado;Pontes, Dorasilvia Ferreira;Zocolo, Guilherme Juliao. And the article was included in Food Research International in 2020.Formula: C8H16O2 The following contents are mentioned in the article:

The effects of processing on the chem., physicochem., enzymic, and volatile metabolic composition of pitaya pulp were assessed for the first time. To this end, the following treatments to obtain pitaya pulp were evaluated: Treatment A (TA, pulp processing without ascorbic acid), Treatment B (TB, whole fruit processing with ascorbic acid), and Control (whole fruit processing without ascorbic acid). The treatment employed in TB resulted in low polyphenol oxidase and peroxidase activity, and no significant chem. or physicochem. alterations in most parameters evaluated. In addition, TB presents high yields and fiber content compared to the TA or Control. For metabolic anal., Gas Chromatog.-Mass Spectrometry (GC-MS) was effective for the simultaneous determination of 80 volatile metabolites in pitaya. Chemometric analyses was used to efficiently distinguish the volatile compounds of each treatment, and demonstrated that TB presents an interesting volatile profile due the conservation or agregation of compounds This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Formula: C8H16O2).

Methyl heptanoate (cas: 106-73-0) belongs to esters. Carboxylic acid esters of low molecular weight are colourless, volatile liquids with pleasant odours, slightly soluble in water. Many esters have the potential for conformational isomerism, but they tend to adopt an s-cis (or Z) conformation rather than the s-trans (or E) alternative, due to a combination of hyperconjugation and dipole minimization effects. The preference for the Z conformation is influenced by the nature of the substituents and solvent, if present. Lactones with small rings are restricted to the s-trans (i.e. E) conformation due to their cyclic structure.Formula: C8H16O2

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

High-pressure liquid densities of fatty acid methyl esters: Measurement and prediction with PC-SAFT equation of state was written by Wang, Xiaopo;Kang, Kai;Zhu, Shanshan;Gao, Bo. And the article was included in Fluid Phase Equilibria in 2018.HPLC of Formula: 106-73-0 The following contents are mentioned in the article:

In this work, exptl. d. data were reported for six fatty acid Me esters, including Me butyrate, Me valerate, Me caproate, Me pelargonate, Me heptanoate, and Me caprylate. The densities were measured from 293.15K to 363.15K and pressures up to 60MPa by a vibrating-tube densimeter. The relative uncertainty of the measurement is estimated less than 0.001 with a confidence level of 0.95. The high pressure densities were correlated with a Tait-type equation. The overall average relative deviation between exptl. data and calculated results from Tait equation for the six fatty acid esters is 0.010%. The derived thermodn. properties, such as isobaric thermal expansivity and isothermal compressibility, were obtained from the exptl. d. results. Addnl., for the studied esters, the mol. parameters of the PC-SAFT equation of state were obtained based on the corresponding vapor pressures and liquid densities. The PC-SAFT equation was used to predict the high pressure densities of the esters, and good agreements were observed This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0HPLC of Formula: 106-73-0).

Methyl heptanoate (cas: 106-73-0) 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.HPLC of Formula: 106-73-0

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

Comprehensive investigation on free and glycosidically bound volatile compounds in Ziziphus jujube cv. Huizao was written by Gou, Min;Chen, Qinqin;Qiao, Yening;Li, Jiaxin;Long, Jie;Wu, Xinye;Zhang, Jingjian;Fauconnier, Marie-Laure;Jin, Xinwen;Jian, Lyu;Bi, Jinfeng. And the article was included in Journal of Food Composition and Analysis in 2022.Related Products of 106-73-0 The following contents are mentioned in the article:

Both free and glycosidically bound volatile compounds of Ziziphus jujube cv. Huizao were comprehensively investigated in this study. There were 43 and 17 volatile compounds identified in free and bound fraction of ′′Huizao′′, resp. Green, sweet, floral, fruity, cream, sour/rancid and nut notes could describe the aroma profiles through quant. descriptive anal. In terms of free volatiles, 22 compounds with odor activity values ≥ 1 and 21 compounds with detection frequency ≥ 2. 3-Hydroxy-2-butanone, butane-2,3-dione, Me decanoate, Et decanoate, Me dodecanoate, 5-propyloxolan-2-one, 5-butyloxolan-2-one, 2-ethyl-3,5-dimethyl-pyrazine, (E)-but-2-enoic acid, hexanoic acid, hexanal, 6-methyl-5-hepten-2-one, 3-oxobutan-2-yl acetate, 5-ethyloxolan-2-one, and 3-methyl-butanoic acid were identified as key aroma-active compounds in ′′Huizao′′ via recombination and omission tests. Moreover, key aroma-active compounds of 3-hydroxy-2-butanone, 5-ethyloxolan-2-one, (E)-but-2-enoic acid, hexanoic acid and 3-methyl-butanoic acid were also detected in bound fraction, aroma intensity of ′′Huizao′′ could be effectively enhanced by enzymic hydrolysis. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Related Products of 106-73-0).

Methyl heptanoate (cas: 106-73-0) 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. 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.Related Products of 106-73-0

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

Determination of Volatile Markers from Magnum Hops in Beer by In-Tube Extraction-Gas Chromatography-Mass Spectrometry was written by Michiu, Delia;Socaci, Sonia A.;Jimborean, Mirela A.;Mudura, Elena;Farcas, Anca C.;Biris-Dorhoi, Suzana E.;Tofana, Maria. And the article was included in Analytical Letters in 2018.Computed Properties of C8H16O2 The following contents are mentioned in the article:

A chromatog. method was developed for the identification of volatile markers from Magnum hops in two types of beer. The study was initially performed with Magnum hop pellets and hop essential oil and subsequently with traditional and flavored beer during the primary fermentation The volatile compounds were isolated employing the in-tube extraction (ITEX) technique followed by identification and quantification through gas-chromatog.-mass spectrometry (GC-MS) operating in scan mode. The main authentication markers identified in traditional beer were from aromatic compounds, aldehydes and alc. esters. The most predominant authentication marker compounds in beer flavored with Magnum hop essential oil were obtained from terpenoids, followed by acid esters, alc. esters and alc. classes. A unique feature of this study was represented by the discriminant markers for the authentication of Magnum hop variety, identified in hop pellets, hop essential oil and flavored beer. The application of this methodol. can be used for optimization of brewing technol. and process parameters in view of prolonging fruity hop flavor stability of Romanian beers. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Computed Properties of C8H16O2).

Methyl heptanoate (cas: 106-73-0) 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. 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.Computed Properties of C8H16O2

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

Identification and characterization of key aroma compounds in Chinese high altitude and northernmost black tea (Camellia sinensis) using distillation extraction and sensory analysis methods was written by Chen, Xiaohua;Sun, Haiyan;Qu, Dong;Yan, Fei;Jin, Wengang;Jiang, Hai;Chen, Chen;Zhang, Yifan;Li, Chongyong;Xu, Zhimin. And the article was included in Flavour and Fragrance Journal in 2020.COA of Formula: C8H16O2 The following contents are mentioned in the article:

The studied Chinese northernmost black tea made of the tea leaves harvested at high altitude and low climatic temperature location and special tea manufacturing process presented strong honey-like, moderated green/grass and weak floral and fruity aromas. Its aroma was significantly different from other black tea. The key compounds responsible for these aromas were identified and quantified by gas chromatog.-mass spectrometry (GC-MS), gas chromatog.-olfactometry (GC-O), aroma extract dilution anal. (AEDA), aroma reconstitution and exclusion experiments methods. A total of fifty-eight aroma compounds were found in the black tea. Among them, phenylacetaldehyde, E-2-hexenal, E,E-2,4-nonadienal, 2-methylbutanoic acid Et ester, β-ionone, linalool, α-ionone and geraniol were mainly responsible for the black tea aroma. They offered honey-like, floral, green/grassy, violet-like and fruity aromas in the tea infusion. Although E,Z-2,6-nonadienal was one of the major volatile compounds, its unique cucumber-like odor was not perceived in the tea fusion. The special growing location and processing for the tea leaves may contribute to the unique aroma of the black tea. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0COA of Formula: C8H16O2).

Methyl heptanoate (cas: 106-73-0) 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.COA of Formula: C8H16O2

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

Capillary gas chromatographic separation performances of a tetraphenyl porphyrin stationary phase was written by Yan, Yuan;Wang, Zhenzhong;Zhang, Zitong;He, Zhen;Luo, Lun;Fan, Jing. And the article was included in Frontiers in Chemistry (Lausanne, Switzerland) in 2022.Recommanded Product: Methyl heptanoate The following contents are mentioned in the article:

Tetra-Ph porphyrin (TPP) has enormous potential for use as gas chromatog. stationary phases because it has a distinctive extended π-π conjugated coplanar structure and a range of interesting properties such as a good solubility in dichloromethane, high m.p., and good thermal stability. In this work, a TPP column was successfully prepared using a static method. The column was nonpolar and had a high efficiency. The chromatog. selectivity of the TPP column was assessed. The TPP column showed superiority retention and higher resolution for alicyclic, aromatic mols. through ring matching and π-π stacking interaction comparable to HP-5MS column. The unique mechanisms through which the TPP column retained polychlorinated biphenyls allowed the peak pair of 2,2′,5-trichlorobiphenyl and 4,4′-dichlorobiphenyl to be resolved better on the TPP column than the HP-5MS column. The TPP column was thermally stable even at 260°C for 2 h and gave results of a high degree of precision (run-to-run and column-to-column) with relative standard deviations <0.05% and <4.96%, resp. The results indicated that porphyrin derivatives will be useful gas chromatog. stationary phases. This study involved multiple reactions and reactants, such as Methyl heptanoate (cas: 106-73-0Recommanded Product: Methyl heptanoate).

Methyl heptanoate (cas: 106-73-0) 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.Recommanded Product: Methyl heptanoate

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