Tag: 200-300

Identification of presumed pheromone blend from Australasian predaceous bug, Oechalia schellenbergii (Heteroptera: Pentatomidae) was written by Aldrich, Jeffrey R.;Oliver, James E.;Waite, Geoff K.;Moore, Chris;Waters, Rolland M.. And the article was included in Journal of Chemical Ecology in 1996.Recommanded Product: 37905-02-5 The following contents are mentioned in the article:

O. schellenbergii is 1 of the most common predatory insects in Australia and the islands of the South Pacific. Adult males of this predaceous true bug collected during Mar. near Gatton, Queensland, Australia, had a pair of enlarged exocrine glands opening underneath their wings that presumably produced an attractant pheromone. The 2 major components of the secretion are 3-methylenehexyl acetate and 9-hydroxygeranyl diacetate [2,6-dimethyl-2(E),6(E)-octadiene-1,8-diol diacetate]. 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. Esters typically have a pleasant smell; those of low molecular weight are commonly used as fragrances and are found in essential oils and pheromones. 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: 37905-02-5

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

Graft polymerization of fluoroalkyl methacrylates on the surface of cotton cloth for creation of superhydrophobic materials was written by Bryuzgin, E. V.;Klimov, V. V.;Bologova, E. I.;Navrotskii, A. V.;Novakov, I. A.. And the article was included in Protection of Metals and Physical Chemistry of Surfaces in 2017.Category: esters-buliding-blocks The following contents are mentioned in the article:

An approach to making the surface of a cotton cloth possessing superhydrophobic properties is given consisting in graft polymerization of fluoroalkyl metacrylates by the atom transfer radical polymerization method (ATRP). Poly(glycidyl methacrylate) was used as an anchor layer, followed by fixing of the polymerization initiator. The stability of the hydrophobic properties of the modified cloth under prolonged contact with aqueous media and organic solvents was demonstrated. This study involved multiple reactions and reactants, such as 1,1,1,3,3,3-Hexafluoroisopropylmethacrylate (cas: 3063-94-3Category: esters-buliding-blocks).

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

Rapid Biomimetic Total Synthesis of (±)-Rossinone B was written by Zhang, Zi-Yang;Chen, Jia-Hua;Yang, Zhen;Tang, Ye-Feng. And the article was included in Organic Letters in 2010.Related Products of 37905-02-5 The following contents are mentioned in the article:

A biomimetic total synthesis of (±)-rossinone B (I) has been achieved through a highly efficient strategy featuring a series of rationally designed reactions, including a one-pot allylic rearrangement/oxidation reaction to generate the vinyl quinone II, an intramol. vinyl quinone Diels-Alder reaction to construct the linear 6-6-5 tricyclic core of III, and a double conjugate addition/β-elimination cascade to complete the total synthesis of I. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5Related Products 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 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. 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.Related Products of 37905-02-5

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

Combining the Power of Ti^III-Mediated Processes for Easy Access to Hydroxylated Polycyclic Terpenoids: Synthesis of Sesterstatin 1 and C-D Rings of Aspergilloxide was written by Jimenez, Tania;Morcillo, Sara P.;Martin-Lasanta, Ana;Collado-Sanz, Daniel;Cardenas, Diego J.;Gansaeuer, Andreas;Justicia, Jose;Cuerva, Juan M.. And the article was included in Chemistry – A European Journal in 2012.Name: (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate The following contents are mentioned in the article:

A straightforward access to polyhydroxylated terpenoids based on two key titanocene(III)-mediated reactions is presented: the “head-to-tail” Barbier-type addition of prenyl chlorides to α,β-unsaturated aldehydes, which allows the introduction of hydroxy groups at desirable positions of the acyclic precursor, and the subsequent bio-inspired radical cyclization. This methodol. has been also used in the first total synthesis of pentacyclic sesterstatin 1 and a model compound of the C-D rings of aspergilloxide. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5Name: (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 typically have a pleasant smell; those of low molecular weight are commonly used as fragrances and are found in essential oils and pheromones. 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. Name: (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate

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

Catalytic reactions in microwave reactors was written by Pipus, Goran;Plazl, Igor;Koloini, Tine. And the article was included in Recents Progres en Genie des Procedes in 1999.Related Products of 5444-75-7 The following contents are mentioned in the article:

Esterification of benzoic acid with 2-ethylhexanol was studied in a microwave reactor. The reaction was homogeneously catalyzed with sulfuric acid. The microwave reactor operated at atm. pressure with reflux equipment. Kinetic parameters were exptl. determined under conventional heating. Conversions of the esterification were calculated on the basis of the measured temperatures and kinetic parameters. The operating conditions of the stirred tank reactor allowed to almost complete esterification in 20 min. This study involved multiple reactions and reactants, such as 2-Ethylhexyl benzoate (cas: 5444-75-7Related Products 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. 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.Related Products of 5444-75-7

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

Enantiospecific Synthesis of the Cubitane Skeleton was written by Schoettner, Elisabeth;Wiechoczek, Maren;Jones, Peter G.;Lindel, Thomas. And the article was included in Organic Letters in 2010.HPLC of Formula: 37905-02-5 The following contents are mentioned in the article:

The fully substituted 12-membered macrocycle I of the cubitane-type diterpenoids has been assembled in an enantioselective manner following a novel “bridge-and-cut” strategy. Hydroxyalkylation of (S)-carvone afforded a carvonylgeraniol, which underwent transannular cyclization on treatment with samarium diiodide in THF. Fragmentation of one of the shorter bridges of the resulting [8.2.2]bicycle liberated the 12-membered ring with the desired cis-arrangement of the isopropenyl side chains. 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. 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. 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: 37905-02-5

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

A model for the pressure dependence of diffusion in condensed matter was written by Kapoor, Kamal;Kumari, Rashmi;Dass, Narsingh;Kumar, Rajendra. And the article was included in Pramana in 2006.Synthetic Route of C15H22O2 The following contents are mentioned in the article:

In the present paper, a model has been used to develop a simple relation to study the pressure dependence of self-diffusion in solids and liquids that has two adjustable parameters. The computation done in each substance is found to be in very good agreement with the exptl. data. It is interesting to note that the present relation is also capable of giving the activation volume in solids and liquids The activation volume computed in the solids is found to be in very good agreement with the data available. 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 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.Synthetic Route of C15H22O2

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

Direct Synthesis of Vinylene Carbonates from Aromatic Aldehydes was written by Onida, Killian;Ibrahimli, Leyli;Duguet, Nicolas. And the article was included in European Journal of Organic Chemistry in 2022.Product Details of 102-09-0 The following contents are mentioned in the article:

Substituted vinylene carbonates were directly prepared from aromatic aldehydes following a one-pot Benzoin condensation/transcarbonation sequence under solvent-free conditions. The combination of a N-Ph substituted triazolium salt NHC precursor and 4-dimethylaminopyridine (DMAP) was found essential to reach high yield and selectivity. The reaction scope was investigated with a range of aromatic aldehydes and the corresponding vinylene carbonates were obtained with 32-86% isolated yields (14 examples). This study involved multiple reactions and reactants, such as Diphenyl carbonate (cas: 102-09-0Product Details of 102-09-0).

Diphenyl carbonate (cas: 102-09-0) 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. 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.Product Details of 102-09-0

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

New Approach to the Steroid BCD-Ring System Using Tandem Radical Cyclization was written by Takahashi, Takashi;Tomida, Satoshi;Sakamoto, Yasuharu;Yamada, Haruo. And the article was included in Journal of Organic Chemistry in 1997.COA of Formula: C12H18O3 The following contents are mentioned in the article:

An efficient synthesis of the steroid BCD-ring system has been accomplished via tandem radical cyclization of the acyclic iodide derivative I. This tandem radical cyclization allows for the formation of the steroid CD ring having the requisite trans stereochem. between the C-13 Me and C-14 hydrogen as well as diequatorial substituents at C-8 and C-9. The stereoselectivity of the radical cyclization was successfully predicted on the basis of modeling of the transition state structure. This study involved multiple reactions and reactants, such as (2E,6E)-3,7-Dimethyl-8-oxoocta-2,6-dien-1-yl acetate (cas: 37905-02-5COA of Formula: C12H18O3).

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

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

Ethylaluminum dichloride catalyzed ene reactions of aldehydes with nonnucleophilic alkenes was written by Snider, Barry B.;Phillips, Gary B.. And the article was included in Journal of Organic Chemistry in 1983.Category: esters-buliding-blocks The following contents are mentioned in the article:

EtAlCl₂, which is a strong Lewis acid and a proton scavenger, catalyzes the ene reactions of aliphatic aldehydes with nonnucleophilic alkenes. Higher aldehydes give good yields of ene adducts with terminal alkenes. CH₂O gives good yields of adducts with electron-deficient alkenes. This reaction has been used for the synthesis of recifeiolide, ricinelaidic acid, and the insect pheromones (E,E)-8,10-dodecadienyl acetate and (E)-9,11-dodecadienyl acetate. This study involved multiple reactions and reactants, such as (E)-Dodeca-9,11-dien-1-yl acetate (cas: 50767-78-7Category: esters-buliding-blocks).

(E)-Dodeca-9,11-dien-1-yl acetate (cas: 50767-78-7) 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. 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.Category: esters-buliding-blocks

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