Category: 5444-75-7

Qualitative and semi-quantitative analysis of specific aroma in Ampelopsis grossedentata based on HS-SPME/GC-MS was written by Shen, Dong;Shen, Qiang;Pan, Ke;Zheng, Wen-jia. And the article was included in Guizhou Nongye Kexue in 2010.Synthetic Route of C15H22O2 The following contents are mentioned in the article:

The specific aroma components of Ampelopsis grossedentata were qual. and semi-quant. analyzed by HS-SPME/GC-MS based on optimization of sample dosage, extraction temperature, extraction time, balanced time and desorption time to provide theor. basis for further development of Ampelopsis grossedentata. The results showed that the optimum HS-SPME conditions were 0.5 g sample dosage, 50°C, 50 min extraction time, 10 min balanced time, 2.5 min absorption time. The specific aroma components were nonanal, decanal, cis-geranylacetone, 6,10,14-trimethyl-2-pentadecanone, di-Et phthalate, phthalic acid, diisobutyl ester, 2,6-bis(1,1-dimethylethyl)-4-methyl-phenol, 2,4-bis(1,1-dimethylethyl)-phenol, β-ionone, 1,1,3-trimethyl-3-phenyl-indane and (R)-5,6,7,7a-tetrahydro-4,4,7a-trimethyl-2(4H)-benzofuranone. The HS-SPME/GC-MS with less sample dosage, reliability, simplicity and rapidity can be used in qual. and semi-quant. anal. of Ampelopsis grossedentata specific aroma components. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Synthetic Route of C15H22O2).

2-Ethylhexyl benzoate (cas: 5444-75-7) 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.Synthetic Route of C15H22O2

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

Quick determination with gas chromatography-mass spectrometry on 15 aromatic-nitro-components and phthalates in air of workplace was written by Chen, Jian-gang;Tan, Ai-jun;Zhang, Cai-hong;Huang, Hui-tao. And the article was included in Zhongguo Zhiye Yixue in 2008.Product Details of 5444-75-7 The following contents are mentioned in the article:

The objective of this paper is to establish the method for rapid determination of 15 kinds of aromatic nitro compounds and phthalate esters in the workplace air. Various target mixtures in air collected by silicone tube and DB-35ms separation column and gas chromatog.-mass spectrometry are used in the determination and anal. of compounds after desorption by methanol. The results showed that all composition are completely separated, at the same time, qual. determination is performed. Fifteen kinds of mixture shows good linear relationship in certain concentration range, correlation coefficient (r) ≥ 0.990 0. The min. detection limit is far lower than the dosage level of occupational chem. poisoning position, desorption efficiency of 15 kinds of mixture is 92-97%. It was concluded that this method has high selectivity, sensitivity and accuracy, which can satisfy the rapid qual. and quant. determination of 15 kinds of nitro compounds and phthalate esters mixture in the workplace air. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Product Details of 5444-75-7).

2-Ethylhexyl benzoate (cas: 5444-75-7) belongs to esters. Esters are also usually derived from carboxylic acids. It may also be obtained by reaction of acid anhydride or acid halides with alcohols or by the reaction of salts of carboxylic acids with alkyl halides. 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 5444-75-7

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

Changes of Flavor Compounds of Hydrolyzed Chicken Bone Extracts during Maillard Reaction was written by Sun, Hong-Mei;Wang, Jin-Zhi;Zhang, Chun-Hui;Li, Xia;Xu, Xiong;Dong, Xian-Bing;Hu, Li;Li, Chun-Hong. And the article was included in Journal of Food Science in 2014.Application In Synthesis of 2-Ethylhexyl benzoate The following contents are mentioned in the article:

Flavor quality, including non-volatile and volatile compounds, of hydrolyzed chicken bone extracts (HCBE) during Maillard reaction (MR) was evaluated with HPLC, tasting sensory system, Electronic-Nose (E-nose), and GC-MS. Results showed that flavor amino acids (AA) accounted for 72% to 74% of total free AA in HCBE. Taste of umami increased first and then decreased during MR, while equivalent umami concentration remained at a stable level. Results of taste sensing system and bitter AA showed that MR could reduce the bitter taste of HCBE significantly. E-Nose test showed there are great changes of volatile flavor during MR. And total of 59 volatile compounds were identified in HCBE during MR, which should responsible for the increase of flavor in HCBE. Our results indicated that MR could be used as an effective way to change the flavor compounds in HCBE, and therefore provide a strategy for preparation of meaty flavor enhancer from bone residue as a byproduct of meat industry. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Application In Synthesis of 2-Ethylhexyl benzoate).

2-Ethylhexyl benzoate (cas: 5444-75-7) 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.Application In Synthesis of 2-Ethylhexyl benzoate

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

Analysis of volatile composition of Chinese oat wine and Chinese quinoa wine by headspace solid phase micro-extraction and gas chromatography-mass spectrometry was written by Liu, Hao;Liu, Xiao-jie;Ren, Gui-xing. And the article was included in Shipin Gongye Keji in 2015.Name: 2-Ethylhexyl benzoate The following contents are mentioned in the article:

The volatile characteristics of Chinese oat wine and Chinese quinoa wine were investigated using headspace solid phase micro-extraction and gas chromatog.-mass spectrometry. A total of 86 volatile components were identified with 26 kinds existing simultaneously in both. And there were 57 and 55 volatile components in Chinese oat wine and Chinese quinoa wine resp. The volatile composition of Chinese quinoa wine was 15 kinds of volatile compounds (64.09%), 7 kinds of alcs. (29.36%), 13 kinds of esters (4.37%) and 22 kinds of other compounds (2.18%) while the Chinese oat wine was composed of 14 kinds of volatile compounds (43.77%), 6 kinds of alcs. (27.39%), 15 kinds of esters (22.66%) and 22 kinds of others (6.18%). The volatile compounds in high content were phenylethyl alc. and 3-methyl-1-butanol. Some compounds such as BHA and BHT were also detected in both two wines and which suggested that Chinese oat wine and Chinese quinoa wine might have strong anti-oxidant activity. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Name: 2-Ethylhexyl benzoate).

2-Ethylhexyl benzoate (cas: 5444-75-7) 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. 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.Name: 2-Ethylhexyl benzoate

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

Profiling of volatile and non-phenolic metabolites-Amino acids, organic acids, and sugars of green tea extracts obtained by different extraction techniques was written by Das, Protiva Rani;Kim, Youngmok;Hong, Seong-Jin;Eun, Jong-Bang. And the article was included in Food Chemistry in 2019.Product Details of 5444-75-7 The following contents are mentioned in the article:

Volatile compounds and non-phenolic metabolites (amino acids, organic acids, and sugars) of aqueous green tea extracts obtained by ultrasonic extraction (UE), agitation extraction (AE), hot water extraction (HWE), and conventional extraction (CE) were determined using SPME-GC-MS and HPLC, resp. Significantly higher (P < 0.05) yields of volatiles and non-phenolic metabolites were obtained via UE and AE than via HWE and CE. UE, AE, HWE, and CE released 212, 201, 103, and 65 volatiles, resp. Sum total of amino acid and organic acid in extracts was 54.57, 54.35, 27.11, and 12.67 (mg/100 g), and 5.96, 6.19, 3.81, and 1.68 (mg/100 g) for UE, AE, HWE, and CE, resp. Volatiles except nitrogen-containing compounds had higher pos. correlations with L-theanine, sucrose, malic acid, and catechins yields. Findings of the current study suggest that an efficient extraction technique may significantly increase volatile and non-phenolic metabolite yields in aqueous green tea extract This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Product Details of 5444-75-7).

2-Ethylhexyl benzoate (cas: 5444-75-7) belongs to esters. Carboxylic acid esters of low molecular weight are colourless, volatile liquids with pleasant odours, slightly soluble in water. 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.Product Details of 5444-75-7

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

Enzymatic synthesis of biodiesel from Jatropha tanjorensis Ellis and Saroja and its potential as biodiesel feedstock was written by Arun, K. P.;Ravichandran, N.;Devi, M. Nithya;Vajrai, R.;Brindha, P.. And the article was included in Asian Journal of Chemistry in 2016.Quality Control of 2-Ethylhexyl benzoate The following contents are mentioned in the article:

21St century has almost become “”reen century” with an increased demand for plant products (bioenergy-oil). Hence, to develop a natural biodiesel feedstock, common species of Jatropha in and around Thanjavur is selected based on its enriched monoalkyl ester content which could be a good source for generating biofuels. Tanjorensis seed oil were extracted and analyzed for its physico-chem. properties such as % free fatty acid, acid value iodine, peroxide, saponification values. P. aeruginosa crude lipase treated transesterification followed by GC-MS anal. of oil proved that oleic acid (37.3 %) and linoleic acid (33.3 %) were the principal fatty acids while palmitic acid and stearic acid being the major saturated fatty acids. Oil contents of Tanjorensis seed oil were comparable with the oil extracted from other species of Jatropha and were found to be close to oil from Jatropha curcas. Tanjorensis seed oil extracts could be useful in industrial applications and as a biodiesel feedstock. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Quality Control of 2-Ethylhexyl benzoate).

2-Ethylhexyl benzoate (cas: 5444-75-7) 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. Quality Control of 2-Ethylhexyl benzoate

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

Fragrance components of Platanthera bifolia subsp. osca and Platanthera chlorantha collected in several sites in Italy was written by D’Auria, Maurizio;Lorenz, Richard;Mecca, Marisabel;Racioppi, Rocco;Antonio Romano, Vito;Viggiani, Licia. And the article was included in Natural Product Research in 2020.Quality Control of 2-Ethylhexyl benzoate The following contents are mentioned in the article:

Platanthera bifolia subsp. osca sample collected at Grisolia showed as main components linalool (17.8%), benzyl benzoate (55.8%), and benzyl 2-hydroxybenzoate (6.7%). Four samples of P. bifolia subsp. osca were collected at Pignola: the main components of the aroma are lilac derivatives (49.02-79.00%), mainly lilac alcs. B (7.41-13.52%), C (10.10-18.45%), and D (7.50-34.28%). Three samples were analyzed from the site of Marsico Nuovo. The main components of the scent found in this site were linalool (1.54-10.00%), lilac aldehydes (3.98-11.15%), and mainly lilac alcs. (50.68-61.51%). The main components of the sample collected at Palena were Me benzoate (9.04%) and benzyl benzoate (74.72%). The anal. of the composition of the aroma of a Platanthera chlorantha plant has been performed. The main components were lilac derivatives The reported behavior could be explained admitting an adaptive modification of the scent considering the nature of possible pollinating agents due to different habitats. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Quality Control of 2-Ethylhexyl benzoate).

2-Ethylhexyl benzoate (cas: 5444-75-7) 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, including apples, durians, pears, bananas, pineapples, and strawberries. 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.Quality Control of 2-Ethylhexyl benzoate

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

Characterization of odor-active compounds in three varieties of ciruela (Spondias purpurea L.) fruit was written by Sosa-Moguel, Odri;Pino, Jorge A.;Sauri-Duch, Enrique;Cuevas-Glory, Luis. And the article was included in International Journal of Food Properties in 2018.SDS of cas: 5444-75-7 The following contents are mentioned in the article:

The aroma-active compounds present in tree ripened fruits of ciruela (Spondias purpurea L.) cultivars Chi abal, Campech abal, and Ek abal were isolated by means of simultaneous distillation solvent extraction and solid-phase microextraction and analyzed by gas chromatog.-mass spectrometry. Application of odor activity values (OAV) afforded 22 compounds in higher amounts than their threshold concentrations (OAVs >1). Results of the identification experiments in combination with the OAVs suggested that Me 3-methylbutanoate, Et butanoate, Et 2-methylbutanoate, Et 3-methylbutanoate, Et hexanoate, hexyl acetate, with fruity odor notes; (E)-2-hexenal, (Z)-3-hexen-1-ol, (E)-2-hexen-1-ol, 1-hexanol, and (Z)-3-hexenyl acetate, with grassy odor notes, and limonene (citrus-like) were the potentially important common odorants in all ciruela cultivars. Clear differences in the OAVs of some odorants between each of the cultivars suggested that they contributed to the unique sensory profiles of the individual cultivars. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7SDS of cas: 5444-75-7).

2-Ethylhexyl benzoate (cas: 5444-75-7) 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. Polyesters are important plastics, with monomers linked by ester moieties. 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.SDS of cas: 5444-75-7

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

Molecular structural discrimination of chemical compounds in body odor using their GC-MS chromatogram and clustering methods was written by Jha, Sunil Kr.;Hayashi, Kenshi. And the article was included in International Journal of Mass Spectrometry in 2017.Recommanded Product: 2-Ethylhexyl benzoate The following contents are mentioned in the article:

In the present study, body odor samples have been collected according to different sampling protocols and characterized using the gas chromatog. (GC)-mass spectrometry (MS) technique with the objective to investigate the existence of different volatile organic compounds (VOCs) belonging to several chem. classes in body odor composition Moreover, the characterization outcomes have been validated by analyzing spectral information using substantial clustering methods. Specifically, the data matrix based on peak height of chem. compounds in each experiment has been analyzed by using six clustering methods, including principal component anal. (PCA), k-means clustering, fuzzy c-means clustering, hierarchical cluster anal., fuzzy clustering, and k-medoids clustering. Chem. compounds were well clustered into several groups with each of the implemented clustering methods which endorse the exptl. characterization outcomes and establishes the existence of VOCs from multiple chem. classes in body odor composition This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Recommanded Product: 2-Ethylhexyl benzoate).

2-Ethylhexyl benzoate (cas: 5444-75-7) belongs to esters. Esters are also usually derived from carboxylic acids. It may also be obtained by reaction of acid anhydride or acid halides with alcohols or by the reaction of salts of carboxylic acids with alkyl halides. 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.Recommanded Product: 2-Ethylhexyl benzoate

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

High-pressure nuclear-magnetic-resonance study of carbon-13 relaxation in 2-ethylhexyl benzoate and 2-ethylhexyl cyclohexanecarboxylate was written by Adamy, S. T.;Grandinetti, P. J.;Masuda, Y.;Campbell, D.;Jonas, J.. And the article was included in Journal of Chemical Physics in 1991.Application of 5444-75-7 The following contents are mentioned in the article:

Natural abundance ¹³C spin-lattice relaxation times and ¹³C-^Hnuclear Overhauser enhancement (NOE) times of 2-ethylhexyl benzoate (EHB) and 2-ethylhexyl cyclohexanecarboxylate (EHC) were measured along isotherms of -20, 0, 20, 40, and 80° at pressures of 1-5000 bars using high-pressure, high-resolution NMR techniques. The ability to use pressure as an exptl. variable allowed a study of a wide range of mol. motions from extreme narrowing into the slow motional regime. In addition, the high-resolution capability even at high pressure permits the measurement of ¹³C and NOE for each individual C in the mols. studied. Relaxation in both mols. is successfully analyzed in terms of a model assuming a Cole-Davidson distribution of correlation times. The comparison of parameters used in the model demonstrates the increased flexibility of the EHC ring over the EHB ring and shows how the presence of the flexible ring contributes to the increased over-all mobility of the EHC mol. The anal. of mol. reorientations in terms of activation volumes indicates that EHB motion is highly restricted at low temperature This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Application of 5444-75-7).

2-Ethylhexyl benzoate (cas: 5444-75-7) 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. Polyesters are important plastics, with monomers linked by ester moieties. 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.Application of 5444-75-7

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