Tag: 200-300

Chemical defense mechanisms of arthropods. XXXVI. Stereospecific synthesis of gyrinidal, a norsesquiterpenoid aldehyde from gyrinid beetle was written by Meinwald, J.;Opheim, K.;Eisner, T.. And the article was included in Tetrahedron Letters in 1973.Formula: C12H18O3 The following contents are mentioned in the article:

(E,E)-AcOCH2CH:CMe(CH2)2CH:CMeCHO, prepared by SeO2 oxidation of geranyl acetate, was coupled with the di-Li salt of MeCH(OH)C:CH to give an acetylenic triol, which when treated with Na-NH3(1)-THF followed by oxidation (MnO2) gave (E,E,E)-MeCOCH:CH-COCMe:CH(CH2)2CMe:CHCHO (gyrinidal). This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5Formula: C12H18O3).

(2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5) 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. 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.Formula: C12H18O3

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

Comment on “Photodegradation Pathways of Nonabrominated Diphenyl Ethers, 2-Ethylhexyltetrabromobenzoate and Di(2-ethylhexyl)tetrabromophthalate: Identifying Potential Markers of Photodegradation” was written by Rayne, Sierra;Forest, Kaya. And the article was included in Environmental Science & Technology in 2009.Quality Control of 2-Ethylhexyl benzoate The following contents are mentioned in the article:

A polemic in response to Davis and Stapleton [Environ. Sci. Technol. 2009,43(15), 5739-5746] in which the authors confused proton transfer and hydrogen transfer processes in the photolysis of nonabrominated di-Ph ethers, 2-ethylhexyl tetrabromobenzoate, and bis(ethylhexyl) phthalate. 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

A facile synthesis of the sex pheromone of the red bollworm moth from 10-undecen-1-ol was written by Babler, James H.;Martin, Michael J.. And the article was included in Journal of Organic Chemistry in 1977.Related Products of 50767-78-7 The following contents are mentioned in the article:

(E)-9,11-dodecadien-1-ol, whose acetate is the major component of the sex pheromone of the red bollworm moth, was prepared in six steps from 10-undecen-1-ol (I). The key step in the synthesis involved treatment of I acetate with N-bromosuccinimide to afford BrCH2CH:CH(CH2)8OAc. This study involved multiple reactions and reactants, such as (E)-Dodeca-9,11-dien-1-yl acetate (cas: 50767-78-7Related Products of 50767-78-7).

(E)-Dodeca-9,11-dien-1-yl acetate (cas: 50767-78-7) 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.Related Products of 50767-78-7

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

Highly regioselective and chemoselective titanocene mediated Barbier-type allylation reactions was written by Morcillo, Sara P.;Martinez-Peragon, Angela;Jakoby, Verena;Mota, Antonio J.;Kube, Christian;Justicia, Jose;Cuerva, Juan M.;Gansaeuer, Andreas. And the article was included in Chemical Communications (Cambridge, United Kingdom) in 2014.Recommanded Product: 37905-02-5 The following contents are mentioned in the article:

Titanocene carboxylate is an excellent chemoselective reagent for unprecedented α-regioselective Barbier-type reactions. It constitutes the first titanocene(III) able to tolerate epoxides and readily reduced carbonyl compounds, such as aromatic and α,β-unsaturated aldehydes. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5Recommanded Product: 37905-02-5).

(2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5) 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.Recommanded Product: 37905-02-5

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

A [3+2] nitrile oxide intermolecular cycloaddition approach to 4,5-dihydro-3(2H)-furanone and 3(2H)-furanone ring systems: application to the formal synthesis of (±)-ascofuranone and geiparvarin was written by Tabrizi, M. Aghazade;Baraldi, P. G.;Guarneri, M.;Manfredini, S.;Pollini, G. P.;Simoni, D.. And the article was included in Tetrahedron Letters in 1991.Category: esters-buliding-blocks The following contents are mentioned in the article:

A unified approach to both 4,5-dihydro-3(2H)-furanone and 3(2H)-furanone ring systems centered on a [3+2] nitrile oxide cycloaddition for the C-C bond forming steps has been successfully applied to the synthesis of (±)-ascofuranone and geiparvarin from common intermediates. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5Category: esters-buliding-blocks).

(2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5) 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. 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.Category: esters-buliding-blocks

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

Hydrophobization of cellulose-containing materials with fluoroacrylic polymers and fatty carboxylic acids was written by Bryuzgin, E. V.;Klimov, V. V.;Dvoretskaya, O. V.;Man’, L. D.;Navrotskiy, A. V.;Novakov, I. A.. And the article was included in Russian Journal of Applied Chemistry in 2014.SDS of cas: 3063-94-3 The following contents are mentioned in the article:

The possibility of preparing highly hydrophobic and superhydrophobic coatings on the surface of cellulose-containing materials using fluorinated methacrylic polymers and fatty carboxylic acids was demonstrated. Contact angles of up to 156° and 158°, resp., were reached. This study involved multiple reactions and reactants, such as 1,1,1,3,3,3-Hexafluoroisopropylmethacrylate (cas: 3063-94-3SDS of cas: 3063-94-3).

1,1,1,3,3,3-Hexafluoroisopropylmethacrylate (cas: 3063-94-3) 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.SDS of cas: 3063-94-3

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

Esterification of Dicarboxylic Acids with 2-Ethylhexanol under Supercritical Conditions was written by Khamzin, Yu. A.;Imashev, U. B.;Udalova, E. A.;Shiriyazdanov, R. R.;Maksotov, E. K.;Davletshin, A. R.;Imasheva, M. U.;Makhmutova, O. N.;Telyashev, E. G.. And the article was included in Russian Journal of Physical Chemistry B in 2017.Reference of 5444-75-7 The following contents are mentioned in the article:

A study of esterification process of dicarboxylic acids with 2-ethylhexanol under supercritical conditions is presented. It was shown that the esterification reaction can be carried via out without a catalyst. The esters formed with greater rate and selectivity. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Reference 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. 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 5444-75-7

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

Enantiospecific synthesis of the 14-membered diene unit of methyl sarcophytoate was written by Yasuda, Minoru;Ide, Mitsuaki;Matsumoto, Yuka;Nakata, Masaya. And the article was included in Synlett in 1997.Application In Synthesis of (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate The following contents are mentioned in the article:

The enantiospecific synthesis of the 14-membered diene unit I of sarcophytoate was achieved starting from geraniol by Sharpless asym. epoxidation, aldol reaction, oxy-Michael addition, and a modified Ito-Kodama cyclization as key steps. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5Application In Synthesis of (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate).

(2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5) 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. 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.Application In Synthesis of (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate

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

Synthetic microbial chemistry. X. Synthesis of the natural enantiomers of ascochlorin, ascofuranone and ascofuranol was written by Mori, Kenji;Takechi, Shozo. And the article was included in Tetrahedron in 1985.HPLC of Formula: 37905-02-5 The following contents are mentioned in the article:

The title compounds I–III were prepared together with (+)-ascofurarone and (+)-ascofuranol. The absolute configuration of (-)-ascofuranol (III) was confirmed to be 1”S,4”S. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5HPLC of Formula: 37905-02-5).

(2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5) 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. 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.HPLC of Formula: 37905-02-5

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

Practical synthesis of 1,5-dimethyl substituted conjugated polyenes from geranyl acetate was written by Zhao, Yu-Jun;Loh, Teck-Peng. And the article was included in Tetrahedron in 2008.Application of 37905-02-5 The following contents are mentioned in the article:

A protocol to synthesize 1,5-di-Me substituted conjugated polyenes via dehydrogenation of geranyl acetate was established. C₅ unit elongation to multi-1,5-dimethyl substituted conjugated polyenes, e.g. I, was also achieved via Horner-Wadsworth-Emmons olefination in good yields and good selectivities. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5Application of 37905-02-5).

(2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5) 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. 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.Application of 37905-02-5

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