Tag: 100-200

Influence of side group contents of polycarbonate glycol on aggregation structures and mechanical properties of polyurethane elastomers was written by Kojio, Ken;Furukawa, Mutsuhisa;Motokucho, Suguru;Mizokami, Motonori;Yoshinaga, Kohji. And the article was included in Nippon Gomu Kyokaishi in 2012.SDS of cas: 115-84-4 The following contents are mentioned in the article:

Polycarbonate (PC) glycol synthesized from 1,6-hexanediol and 2-butyl-2-ethyl-1,3-propanediol (BEPD) with various ratios were employed to control the mech. property of PC-glycol-based polyurethane elastomers (PUEs). The PUEs were synthesized from PC-glycol, 4,4′-diphenylmethane diisocyanate and 1,4-butanediol by a one-shot method. The degree of microphase separation became weaker with an increase in the BEPD content. This trend results in a decrease in Young’s modulus due to the lack of the formation of crystallized hard segment domains in the PUEs. Tensile strength and strain at break decreased and increased with increasing BEPD content, resp. This result clearly suggests that Bu and Et groups of the BEPD part suppressed the packing of the soft segment under elongation. This study involved multiple reactions and reactants, such as 2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4SDS of cas: 115-84-4).

2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4) belongs to alcohols. The oxygen atom of the strongly polarized O―H bond of an alcohol pulls electron density away from the hydrogen atom. This polarized hydrogen, which bears a partial positive charge, can form a hydrogen bond with a pair of nonbonding electrons on another oxygen atom. Alcohols may be oxidized to give ketones, aldehydes, and carboxylic acids. These functional groups are useful for further reactions. Oxidation of organic compounds generally increases the number of bonds from carbon to oxygen (or another electronegative element, such as a halogen), and it may decrease the number of bonds to hydrogen.SDS of cas: 115-84-4

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Differential multicomponent spectrophotometry-spectrophotometric method for determination of benzyl benzoate and N-butyl acetanilide in clothing impregnant M-1960 was written by Beroza, Morton. And the article was included in Anal. Chem. in 1953.Quality Control of 2-Butyl-2-ethylpropane-1,3-diol The following contents are mentioned in the article:

The differential multicomponent spectrophotometric analysis of Hiskey and Firestone (C.A. 46, 11013d) is modified to allow its use in systems that do not follow Beer’s law. Essentially the method involves the determination of absorbency differences between a solution containing known ingredients and one containing almost the same concentration of those ingredients. Analysis of the mixture by the absolute method permits a solution (saturated solution) of approx, equal concentration of pure materials to be prepared The differences in absorbancies of these two solutions are determined at chosen wave lengths and used to determine the final concentration When the system does not follow Beer’s law then known amounts of each substituent must be added to the saturated solution This study involved multiple reactions and reactants, such as 2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4Quality Control of 2-Butyl-2-ethylpropane-1,3-diol).

2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4) belongs to alcohols. The oxygen atom of the strongly polarized O―H bond of an alcohol pulls electron density away from the hydrogen atom. This polarized hydrogen, which bears a partial positive charge, can form a hydrogen bond with a pair of nonbonding electrons on another oxygen atom. Grignard and organolithium reagents are powerful tools for organic synthesis, and the most common products of their reactions are alcohols.Quality Control of 2-Butyl-2-ethylpropane-1,3-diol

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Facilitated transport of boric acid by 1,3-diols through supported liquid membranes was written by Bachelier, N.;Chappey, C.;Langevin, D.;Metayer, M.;Verchere, J.-F.. And the article was included in Journal of Membrane Science in 1996.Reference of 115-84-4 The following contents are mentioned in the article:

Boric acid is transported selectively by 1,3-diols from an aqueous source phase into an alk. aqueous receiving phase through an organic solvent (o-dichlorobenzene) phase. Measurements of the transport rates were made by using a U-tube apparatus The process was adapted to liquid membranes supported on polypropylene films. The factors which influence the stability of the supported liquid membrane are discussed. Assuming that the transport of the neutral 1:1 diol-boric acid complex within the organic phase is diffusion-limited, a model is proposed that realistically represents the fluxes of boric acid as a function of the initial concentrations of boric acid and diol. The exptl. diffusion coefficients were determined and agreed satisfactorily with the calculated values. This study involved multiple reactions and reactants, such as 2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4Reference of 115-84-4).

2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4) belongs to alcohols. A strong base can deprotonate an alcohol to yield an alkoxide ion (R―O−). For example, sodamide (NaNH2), a very strong base, abstracts the hydrogen atom of an alcohol. Secondary alcohols are easily oxidized without breaking carbon-carbon bonds only as far as the ketone stage. No further oxidation is seen except under very stringent conditions.Reference of 115-84-4

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Influence of ozone and ultraviolet combination on volatile flavor and functional components of dried Goji was written by Gong, Yuan;Liu, Dun-hua. And the article was included in Shipin Yu Fajiao Gongye in 2015.Application In Synthesis of 2-Butyl-2-ethylpropane-1,3-diol The following contents are mentioned in the article:

Volatile compounds in Gojis treated by ozone and UV combination and untreated ones were extracted and analyzed by solid phase micro-extraction and gas chromatog. mass spectrometry. The relative contents of volatile compounds were tested. Thee were 46 volatile compounds identified which accounted for 64.02% of the total amount of elution components in untreated Goji; 51 volatile compounds were identified which was 70.73% of the total amount of elution components in ozone and UV combined dried Goji. Compared with the untreated ones, the ozone and UV treated Gojis were higher in the quantities and relative content of volatile components and in the functional ingredients flavonoid content increased slightly, polysaccharides and carotenoids declined at different degrees. This study involved multiple reactions and reactants, such as 2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4Application In Synthesis of 2-Butyl-2-ethylpropane-1,3-diol).

2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4) belongs to alcohols. Alkyl halides are often synthesized from alcohols, in effect substituting a halogen atom for the hydroxyl group. Secondary alcohols are easily oxidized without breaking carbon-carbon bonds only as far as the ketone stage. No further oxidation is seen except under very stringent conditions.Application In Synthesis of 2-Butyl-2-ethylpropane-1,3-diol

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Influence of ozone and ultraviolet combined treatment on the volatile flavor and functional components of dried Lycium barbarum was written by Gong, Yuan;Liu, Dun-hua;Wang, Xu;Xu, Meng-xia;Liao, Ruo-yu. And the article was included in Shipin Keji in 2015.Category: alcohols-buliding-blocks The following contents are mentioned in the article:

Volatile compounds in ozone and UV combined treatment and untreated Lycium barbarum were extracted and analyzed by solid phase micro-extraction and gas chromatog. mass spectrometry and determined the relative contents of volatile compounds Totally 52 volatile compounds were identified accounted for 70.25% of the total amount of elution components in untreated Lycium barbarum. Totally 60 volatile compounds were identified accounted for 82.54% of the total amount of elution components in ozone and UV combined dried Lycium barbarum, the quantities and relative content of volatile components in the multi-class were increased and the functional ingredients in flavonoid content increased slightly, polysaccharides, carotenoids have declined of different degrees. This study involved multiple reactions and reactants, such as 2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4Category: alcohols-buliding-blocks).

2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4) belongs to alcohols. Under appropriate conditions, inorganic acids also react with alcohols to form esters. To form these esters, a wide variety of specialized reagents and conditions can be used. A multistep synthesis may use Grignard-like reactions to form an alcohol with the desired carbon structure, followed by reactions to convert the hydroxyl group of the alcohol to the desired functionality.Category: alcohols-buliding-blocks

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

A General Strategy for Aliphatic C-H Functionalization Enabled by Organic Photoredox Catalysis was written by Margrey, Kaila A.;Czaplyski, William L.;Nicewicz, David A.;Alexanian, Erik J.. And the article was included in Journal of the American Chemical Society in 2018.Synthetic Route of C10H22O The following contents are mentioned in the article:

Synthetic transformations that functionalize unactivated aliphatic C-H bonds in an intermol. fashion offer unique strategies for the synthesis and late-stage derivatization of complex mols. Herein we report a general approach to the intermol. functionalization of aliphatic C-H bonds using an acridinium photoredox catalyst and phosphate salt under blue LED irradiation This strategy encompasses a range of valuable C-H transformations, including the direct conversions of a C-H bond to C-N, C-F, C-Br, C-Cl, C-S, and C-C bonds, in all cases using the alkane substrate as the limiting reagent. Detailed mechanistic studies are consistent with the intermediacy of a putative oxygen-centered radical as the hydrogen atom-abstracting species in these processes. This study involved multiple reactions and reactants, such as 3,7-Dimethyloctan-1-ol (cas: 106-21-8Synthetic Route of C10H22O).

3,7-Dimethyloctan-1-ol (cas: 106-21-8) belongs to alcohols. The oxygen atom of the strongly polarized O―H bond of an alcohol pulls electron density away from the hydrogen atom. This polarized hydrogen, which bears a partial positive charge, can form a hydrogen bond with a pair of nonbonding electrons on another oxygen atom. Secondary alcohols are easily oxidized without breaking carbon-carbon bonds only as far as the ketone stage. No further oxidation is seen except under very stringent conditions.Synthetic Route of C10H22O

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Feasibility of Laminaria japonica as a feedstock for fast pyrolysis in a bubbling fluidized-bed reactor was written by Choi, Jae-Wook;Choi, Jong Ho;Suh, Dong Jin;Kim, Hwayong. And the article was included in Journal of Analytical and Applied Pyrolysis in 2015.Electric Literature of C8H8O3 The following contents are mentioned in the article:

Laminaria japonica, brown algae, was used as a feedstock for fast pyrolysis in a bubbling fluidized-bed (BFB) reactor by manipulating the pyrolysis temperature, feeding rate, and ratio of the fluidizing velocity to the min. fluidizing velocity (U/U_mf), which exhibited optimum operating conditions of a feeding rate of 600 g/h, a U/U_mf of 18.3 and a pyrolysis temperature of 425°C. The maximum yield of L. japonica-derived bio-oil (approx. 35 weight %) was lower than that of lignocellulose. When fractionated, the L. japonica-derived bio-oil was found to be composed of several major compounds, including cyclic aliphatic compounds, which were very different from aromatic mols., the major compounds of lignocellulose-derived bio-oil. This study involved multiple reactions and reactants, such as 2,5-Dihydroxy-4-methylbenzaldehyde (cas: 52010-89-6Electric Literature of C8H8O3).

2,5-Dihydroxy-4-methylbenzaldehyde (cas: 52010-89-6) belongs to alcohols. Because alcohols are easily synthesized and easily transformed into other compounds, they serve as important intermediates in organic synthesis. Under carefully controlled conditions, simple alcohols can undergo intermolecular dehydration to give ethers. This reaction is effective only with methanol, ethanol, and other simple primary alcohols.Electric Literature of C8H8O3

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Partial Molar Volumes and Partial Molar Isentropic Compressions of Selected Branched Diols at Infinite Dilution in Water at Temperatures T = (278 to 318) K and Atmospheric Pressure was written by Cibulka, Ivan;Hnedkovsky, Lubomir. And the article was included in Journal of Chemical & Engineering Data in 2013.Quality Control of 2-Butyl-2-ethylpropane-1,3-diol The following contents are mentioned in the article:

Speed of sound and d. data for dilute aqueous solutions of four branched diols derived from propane-1,3-diol (2-methyl-2-propylpropane-1,3-diol, 2,2-diethylpropane-1,3-diol, and 2-ethyl-2-butylpropane-1,3-diol) and 3-methylpentane-1,5-diol were obtained using the Anton Paar DSA 5000 vibrating-tube densimeter and sound analyzer in the temperature range from (278.15 to 318.15) K and at atm. pressure. Standard molar isentropic compressions and standard molar volumes were evaluated from the measured data. Present data were combined with those obtained previously for related solutes, and relations to the structures of solute mols. are discussed. The predictions of standard molar volumes based on the group contribution approach were tested and analyzed. This study involved multiple reactions and reactants, such as 2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4Quality Control of 2-Butyl-2-ethylpropane-1,3-diol).

2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4) belongs to alcohols. The oxygen atom of the strongly polarized O―H bond of an alcohol pulls electron density away from the hydrogen atom. This polarized hydrogen, which bears a partial positive charge, can form a hydrogen bond with a pair of nonbonding electrons on another oxygen atom. The most common reactions of alcohols can be classified as oxidation, dehydration, substitution, esterification, and reactions of alkoxides.Quality Control of 2-Butyl-2-ethylpropane-1,3-diol

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Properties of coatings based on carbamate functional binders was written by . And the article was included in Proceedings of the Annual Meeting Technical Program of the FSCT in 2002.HPLC of Formula: 115-84-4 The following contents are mentioned in the article:

The use of a crosslinkers in a coating formulation is carefully selected since it influences the performance characteristics of a fully formulated paint. The use of single component (1K) melamine-crosslinked systems generally has the advantage of better hardness development, solvent resistance, and ease of use, compared to similarly crosslinked 2 component (2K) polyisocyanate-based systems. In studies of crosslink densities of films prepared from oligomeric urethane polyols, probably the methoxymethyl groups of melamine resins could react with urethane groups (i.e. secondary carbamate groups) as well as reacting with hydroxyl groups. A 1K solvent-borne system using carbamate-functional polymers are evaluated for performance characteristics. This study involved multiple reactions and reactants, such as 2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4HPLC of Formula: 115-84-4).

2-Butyl-2-ethylpropane-1,3-diol (cas: 115-84-4) belongs to alcohols. Similar to water, an alcohol can be pictured as having an sp3 hybridized tetrahedral oxygen atom with nonbonding pairs of electrons occupying two of the four sp3 hybrid orbitals. Alcohols may be oxidized to give ketones, aldehydes, and carboxylic acids. These functional groups are useful for further reactions. Oxidation of organic compounds generally increases the number of bonds from carbon to oxygen (or another electronegative element, such as a halogen), and it may decrease the number of bonds to hydrogen.HPLC of Formula: 115-84-4

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts

Aliphatic Radical Relay Heck Reaction at Unactivated C(sp³)-H Sites of Alcohols was written by Chuentragool, Padon;Yadagiri, Dongari;Morita, Taiki;Sarkar, Sumon;Parasram, Marvin;Wang, Yang;Gevorgyan, Vladimir. And the article was included in Angewandte Chemie, International Edition in 2019.Recommanded Product: 3,7-Dimethyloctan-1-ol The following contents are mentioned in the article:

A radical relay Heck reaction which allows selective remote alkenylation of aliphatic alcs. at unactivated β-, γ-, and δ-C(sp³)-H sites is reported. The use of an easily installed/removed Si-based auxiliary enables selective I-atom/radical translocation events at remote C-H sites followed by the Heck reaction. Notably, the reaction proceeds smoothly under mild visible-light-mediated conditions at room temperature, producing highly modifiable alkenol products such as HOCRR¹R² [R = Me, n-Pr, i-Bu, etc.; R¹ = H, Me; R² = CH₂C(Me)₂CH=CHCN, CH₂CHMeCH=CH(4-ClC₆H₄), CH₂CHEtCH=CHCN, etc.] from readily available alcs. feedstocks. This study involved multiple reactions and reactants, such as 3,7-Dimethyloctan-1-ol (cas: 106-21-8Recommanded Product: 3,7-Dimethyloctan-1-ol).

3,7-Dimethyloctan-1-ol (cas: 106-21-8) belongs to alcohols. Alcohols are weak acids. The most acidic simple alcohols (methanol and ethanol) are about as acidic as water, and most other alcohols are somewhat less acidic. Secondary alcohols are easily oxidized without breaking carbon-carbon bonds only as far as the ketone stage. No further oxidation is seen except under very stringent conditions.Recommanded Product: 3,7-Dimethyloctan-1-ol

Referemce:
Alcohol – Wikipedia,
Alcohols – Chemistry LibreTexts