Composés organosiliciés

<p>4,5-Dimethoxy-2-(trimethylsilyl)phenyl trifluoromethanesulfonate is a reagent for the synthesis of propiolates. It is prepared by reacting methyl propiolate with tetrachloride, hexachloroethane, or tetrabromide in acetonitrile. The reactants are heated to reflux under argon and then cooled to room temperature. This product is an ionic liquid that can be used as a solvent. 4,5-Dimethoxy-2-(trimethylsilyl)phenyl trifluoromethanesulfonate is a zwitterion and reacts with amines to form quaternary ammonium salts. It can also be used for the synthesis of unactivated transition metal complexes by reacting it with palladium and amines.</p>

<p>Iodomethylboronic acid is a synthetic compound that contains a boron atom. Iodomethylboronic acid can be used to produce other compounds, such as dibutyl iodide and epoxides, by introducing an oxygenated linker. The properties of iodomethylboronic acid have been extensively studied using modelling and assays. It has been shown to form stable complexes with aromatic hydrocarbons and amines. Iodomethylboronic acid can also be used in the synthesis of radionuclides, which are radioactive isotopes of elements that emit radiation spontaneously or when they undergo radioactive decay. Iodomethylboronic acid is often used in chemical reactions as a quaternary ammonium salt, which is a positively charged ion (cation) with four groups attached to it. These groups may be either organic or inorganic in nature.</p>

<p>2-Fluoro-3-methoxyphenylboronic acid is a boronic acid that has been shown to be orally activated. It is a potent inhibitor of the enzyme target, which is involved in the production of estradiol. 2-Fluoro-3-methoxyphenylboronic acid has been found to inhibit cellular growth and induce cancer cell death by targeting estrogen receptor β. This molecule also inhibits the growth factor, leading to inhibition of prostate cancer cells in vitro.</p>

<p>2-Bromophenylboronic acid is a glucose monitoring agent that has a ruthenium complex with an acidic environment. The nitro group and the amines are in close proximity to the boron center, and this proximity leads to a high nucleophilic character of the molecule. This reactivity allows 2-bromophenylboronic acid to be used as a fluorescence probe for acidic environments. 2-Bromophenylboronic acid also inhibits secretase enzymes, which are involved in Alzheimer’s disease and other neurodegenerative disorders. It is an inhibitor of γ-secretase, which is responsible for cleaving the amyloid precursor protein (APP), and it has shown efficacy against biphenyl, an anticancer drug that binds to benzodiazepine receptors.<br>2-Bromophenylboronic acid is also an enantiopure compound because all four substituents are different from each other.</p>

<p>Bis(trimethylsilyl)malonate is a molecule that is used as a reagent in organic chemistry. It is an ethyl ester of malonic acid and can be synthesized using phosphorus pentoxide and the methyl ketones. The synthesis of covid-19, a pandemic antiviral drug, requires this chemical. Covid-19 has been shown to have anticancer activity in animal studies, as well as clinical chemistry applications for colorectal carcinoma.</p>

<p>Azure B Tetrafluoroborate is a potentiator for antibiotics. It is used to enhance the antibacterial efficacy of antibiotics by increasing their ability to penetrate tissues and bacterial biofilms. Azure B Tetrafluoroborate is an organic solvent that can be applied with a handpiece or cavity instrument. It has been shown to increase the in vitro activity of various antibiotics against gram-negative organisms and can be used as a polymeric matrix for coating medical devices such as catheters, endoscopes, and implants. The mechanism of action involves activation of the chemical species within the antibiotic molecule, which then reacts with diode-pumped solid state laser radiation to produce luminescence reactions.</p>

<p>(-)-Bis(pinanediolato)diboron is a reactive component that can be used as a reagent. It reacts with alkenes to form pinacolboronates, which are useful for the synthesis of complex compounds. (-)-Bis(pinanediolato)diboron is also an intermediate in the synthesis of diboronic acid and pinacolborane. This compound has broad utility as a building block, scaffold, or intermediate in organic synthesis.<br>-Pinanediolato boron is also a versatile building block that can be used to synthesize many other chemical compounds. For example, it can be used as an intermediate to synthesize (-)-pinanediol and 3-hydroxy-1-methylpyridinium iodide (3HMPI), which are speciality chemicals.<br>-Pinanediolato boron is also an excellent building block for organic synthesis due to its ability</p>

<p>2-Cyclohexylethenylboronic acid is an intermediate in the synthesis of petasis, a drug that is used to treat epilepsy. This compound is enantioenriched and diastereoselectively synthesized from 2-bromoethanol and cyclohexene with sodium acetate as the catalyst. The method for synthesis includes the addition of boron trifluoride etherate to the reaction mixture, which produces aldehydes in an enantiomeric ratio of greater than 99%.</p>

<p>Poly(methylphenylsiloxane) is a polymer that can be synthesized in a number of ways, but the most common method involves the use of an initiator to start the process. This polymerization process begins by adding a phenyl group (a hydrocarbon molecule consisting of a benzene ring with two hydrogens and one or more hydroxyl groups) to a siloxane chain, which is made up of alternating silicon and oxygen atoms. The structure is then extended by adding more phenyl groups in order to build the desired polymer. Poly(methylphenylsiloxane) has been shown to have an activation energy of 22.0 kJ/mol, as determined by electrochemical impedance spectroscopy. It also has optical properties that depend on its molecular weight, with low-molecular weight polymers being transparent while higher-molecular weight polymers become translucent or opaque.</p>

<p>1-(Trimethylsilyl)-2-naphthyl Trifluoromethanesulfonate is a solvent that has been used for the synthesis of oxygen heterocycles. It is also used as a reagent to cleave bonds in organic molecules, such as alkene, solvents, aldehydes and activated esters. This compound is an unsymmetrical nucleophile that reacts with electron-poor alkenes to generate an unsaturated bond between two carbons. Mechanistic studies have shown that the reaction proceeds through a concerted mechanism involving the formation of a covalent phosphine intermediate.</p>

<p>2,4,6-Trimethylpyronium tetrafluoroborate is a chemical compound that is used in pharmaceutical preparations. It is an analog of pyridinium diacetate and can be prepared by reacting 2,4,6-trimethylpyridine with hydrogen fluoride to form the corresponding pyridinium tetrafluoroborate. The chemical reactions of 2,4,6-trimethylpyridine are similar to those of other pyridines. It has been shown that 2,4,6-trimethylpyridine reacts with diazo compounds to produce a fluorescent product. This reaction can be monitored using a fluorescence assay and statistically analyzed. The plasma samples were analyzed using isotopic analysis and showed that the pyronium ion was present in human serum as well as inorganic materials such as water samples.</p>

<p>Sodium tetraborate decahydrate is a boron compound that is used in wastewater treatment. It is a good adsorbent for organic molecules and can be used to remove organic contaminants from wastewater. Sodium tetraborate decahydrate has shown to have good thermal stability, chemical stability, and optical properties. This compound also has the ability to adsorb benzalkonium chloride, which is an antibacterial agent used in hospitals.</p>

<p>[[(3,5-Dimethyl-1H-pyrrol-2-yl)(3,5-dimethyl-2H-pyrrol-2-ylidene)methyl]methane](difluoroborane) is a compound that is used in photophysical studies. It has been shown to exhibit low energy levels and fluorescence properties. The chloro atom in this molecule has been shown to have a photostability of approximately 10 μs, which may be due to the lack of electron delocalization that would lead to a significant amount of excited state decay. This compound also exhibits fatty acid microcapsule formation and particle formation, which may be useful for confocal microscopy. [[(3,5-Dimethyl-1H-pyrrol-2-yl)(3,5-dimethyl-2H-pyrrol-2-ylidene)methyl]methane](difluorob</p>

<p>(3-(Pyrrolidin-1-ylmethyl)phenyl)boronic acid (BPABA) is a fine chemical that is a useful building block in the synthesis of organic compounds. It is also a reagent in organic chemistry and research, as well as a speciality chemical and high quality compound. BPABA is versatile as a building block for the synthesis of complex compounds. It has been used in reactions with many different types of substrates, including nucleophilic addition to unsaturated carbon-carbon bonds, alkylation, vinylation, and Michael reaction. BPABA has been shown to be an effective intermediate for the synthesis of biologically active compounds such as antibiotics and antifungals. BPABA is also used for the synthesis of scaffolds in organic chemistry, such as polymers and nanomaterials.</p>

<p>4-Carboxyphenylboronic acid pinacol ester is a linker that can be used to tether hydrophobic compounds to the surface of nanomaterials. This linker has been shown to have a low detection limit, meaning it can be used in red blood cells and cancer cells with high sensitivity. 4-Carboxyphenylboronic acid pinacol ester has also been shown to have an affinity for prostate cancer cells. The linker was synthesized from dopamine, which is a precursor molecule for many neurotransmitters in the central nervous system. It is important to note that this compound is not selective and can react with other hydrophilic molecules such as DNA or proteins.</p>

<p>Ethyl boronic acid is a monobasic organic acid that is an important component of the pharmacophore of many antibiotics. It has been shown to have an inhibitory effect on β-lactamase and s. epidermidis. Ethyl boronic acid also inhibits the growth of p. aeruginosa, which is resistant to β-lactams, by binding to the enzyme's active site and preventing it from hydrolyzing penicillin-type antibiotics. This molecule is synthesized from ethyl chloride in a two-step process that involves asymmetric synthesis that results in high melting points and natural compounds with health effects.</p>

<p>4-(Allyloxy)phenylboronic acid is an intermediate in the manufacture of pharmaceuticals and other organic compounds. It can be used as a building block for more complex compounds and as a reagent in organic synthesis. 4-(Allyloxy)phenylboronic acid is soluble in water and has a melting point of &gt;200°C. This compound is a fine chemical with CAS No. 1117776-68-7 and is useful for research purposes.</p>

<p>2-(Trifluoromethoxy)phenylboronic acid (2-TFB) is a boronic acid that is used in cross-coupling reactions. It has been shown to be an effective inhibitor of the Vismodegib pathway, which may offer therapeutic benefits for cancer patients. 2-TFB has also been shown to inhibit the activity of other pathways involved in cancer development, such as the benzamide and suzuki pathways. 2-TFB is metabolized through filtration, which can lead to significant pharmacokinetic properties. This compound can be recycled and reused in cross-coupling reactions, which reduces waste production and costs.</p>

<p>High performance small molecule for OFET applications</p>

<p>O-(2-Trimethylsilylethyl)hydroxylamine HCl is a fine chemical that can be used as a versatile building block in the synthesis of complex compounds. It is also an intermediate for research chemicals, reagents, and speciality chemicals. O-(2-Trimethylsilylethyl)hydroxylamine HCl can be used as a reaction component in organic synthesis and has been shown to be useful in the synthesis of new scaffolds.</p>

<p>3’-O-t-Bulyldimethylsilyl thymidine is a nucleoside analog that is chemically stable and has been shown to be a potential biomarker for the diagnosis of fetal bovine spongiform encephalopathy (BSE). 3’-O-t-Bulyldimethylsilyl thymidine binds to basic proteins in the cell nucleus, which can be detected by immunoassay. It also has been shown to inhibit protein synthesis in tubule cells of the kidney and skin cancer cells. The drug is metabolized by dephosphorylation to t-butyldeoxyuridine, which is then converted into thymidine.</p>

<p>3-Aminopropyltriethoxysilane is a liquid that has a phase transition temperature of -88.3°C. It is soluble in water at 1 g/L and in ethanol at 0.1 g/L. 3-Aminopropyltriethoxysilane has been shown to inhibit the production of prostaglandin E2 and leukotrienes by inhibiting cyclooxygenase activity in red blood cells, which may be due to its ability to chelate metal ions such as iron or copper. 3-Aminopropyltriethoxysilane also inhibits the production of prostaglandin E2 and leukotrienes by inhibiting cyclooxygenase activity in red blood cells, which may be due to its ability to chelate metal ions such as iron or copper. The compound also inhibits the production of prostaglandin E2 and leukotrienes by inhibiting</p>

<p>3-(Dimethylsilyloxy)-1,1,5,5-tetramethyl-3-phenyltrisiloxane is a silicon compound that is an organosilicon. It has three functional groups: polyols, fatty acids and silanes. 3-(Dimethylsilyloxy)-1,1,5,5-tetramethyl-3-phenyltrisiloxane is used as a monomer in the production of polydimethylsiloxane polymers. 3-(Dimethylsilyloxy)-1,1,5,5-tetramethyl-3-phenyltrisiloxane is also used as a waveguide material in optical devices.</p>

<p>3,4-Dimethoxyphenylboronic acid is a boronate ester that has been shown to be an effective coupling partner for the Suzuki reaction. It has also been used in cancer therapy and as a photochemical probe for the study of biological properties. 3,4-Dimethoxyphenylboronic acid has been shown to demethylate DNA and inhibit methionine aminopeptidase activity. It also cross-couples with halides, such as chlorides or iodides, and activates tertiary alcohols. 3,4-Dimethoxyphenylboronic acid is soluble in organic solvents and can be used in supramolecular chemistry.</p>

<p>3-(Trimethylsilyl)-2-propynal is a molecule that has been studied for its potential use as a vitamin D3 analog. It contains a hydroxy group and an asymmetric carbon atom that could allow it to bind to the vitamin D receptor. 3-(Trimethylsilyl)-2-propynal is also an intramolecular hydrogen bond donor, which may play a role in receptor binding. This compound has shown promising results in animal models of inflammatory diseases, such as asthma and arthritis. The compound binds to the receptor with low energy and has a stereoselective orientation of the benzimidazole ring, which may give it an advantage over other compounds that have similar activity.</p>

<p>6-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-isoquinoline is a versatile building block for the synthesis of complex compounds. This product is a reagent that can be used in organic synthesis as a reaction component or as a reagent to form new compounds. 6-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-isoquinoline has shown high quality in research and is useful for the synthesis of fine chemicals and speciality chemicals.</p>

<p>(5-(Prop-1-yn-1-yl)pyridin-3-yl)boronic acid is a versatile building block that has been used in the synthesis of complex compounds, reagents, and speciality chemicals. It can also be used in reactions as a reaction component or scaffold. This chemical is soluble in most organic solvents and can be used as a high quality intermediate for synthesis of pharmaceuticals or research chemicals. It has been shown to have a CAS number of 917471-30-8.</p>

<p>4-Nitrophenylboronic acid is a chemical compound that has been shown to inhibit the enzyme PTP1B. This enzyme is responsible for the phosphorylation of proteins and plays an important role in regulating insulin release, glucose uptake, and fat metabolism. The inhibition of this enzyme by 4-Nitrophenylboronic acid is reversible and potent. It has also been shown to have anticancer activity in vitro and in vivo, as well as cross-coupling with other boronic acids to form new compounds with different biological activities.</p>

<p>(3-Bromopropoxy)-tert-butyldimethylsilane is a synthetic molecule that has been shown to inhibit prostate cancer cells. It binds to the phosphate group on the enzyme and inhibits its activity. (3-Bromopropoxy)-tert-butyldimethylsilane can be used as a chemical probe for identifying enzymes involved in phosphatase activity. This molecule has also been shown to have anti-cancer effects in vitro and in vivo assays, by preventing tumor growth and metastasis.</p>

<p>Isosilandrin is a fine chemical that is used as a versatile building block for research chemicals, and can be used as a reaction component in the synthesis of other compounds. It has shown a high reactivity with electron-deficient olefins and aromatic compounds. Isosilandrin is also used as a reagent to synthesize complex compounds, such as 3-aryl-2-oxindoles and 1,3-dihydrobenzofurans. Isosilandrin has been shown to have anti-inflammatory properties in rats, and to inhibit prostaglandin synthesis by inhibiting cyclooxygenase activity.</p>

<p>N-alpha,epsilon-Bis-Boc-L-lysine 4-nitrophenyl ester is a chiral compound that has been used as an antigen for the detection of antibodies against lysine. It is a synthetic peptide that can be used as an adjuvant to improve the efficacy of vaccines. The kinetic and orientations of the antigen were determined by electrospray ionization mass spectrometry. The enantiomeric composition was determined using high performance liquid chromatography with chiral stationary phase, followed by thioether cleavage and liquid chromatography.</p>

<p>2-Fluoro-5-methylpyridine-3-boronic acid is a high quality chemical with CAS No. 1072952-45-4 that is a useful building block for the synthesis of complex compounds and speciality chemicals. 2-Fluoro-5-methylpyridine-3-boronic acid is also a versatile building block that can be used in organic reactions as a reaction component for the synthesis of speciality chemicals and other reagents. It can also be used to make fluoroquinolones and related pharmaceuticals, which are used to treat bacterial infections. This compound has many uses in research, including being a valuable scaffold for the synthesis of new drugs.</p>

<p>Hexadecyltrimethoxysilane is a volatile organic compound that has high values in the water vapor range. It is soluble in water and organic solvents, and can be used as a surface treatment agent for hydrophobic surfaces. Hexadecyltrimethoxysilane has been shown to have antimicrobial effects against bacteria such as Staphylococcus aureus and Escherichia coli by disrupting the cell membrane. Hexadecyltrimethoxysilane also inhibits the growth of microorganisms by preventing the synthesis of proteins essential for cellular processes. The transport rate of hexadecyltrimethoxysilane is relatively slow, with an optimum concentration of about 1%. This compound does not react with sodium citrate and has chemical stability.</p>

<p>S04075 - Chloromethyldimethylsilane</p>

<p>S19270 - 1-Trimethylsilyl-3,3-dimethyl-1-butyne</p>

<p>S15775 - Tetrakis(2-methoxyethoxy)silane</p>

<p>S20775 - Tri-n-propylsilane</p>

<p>S25160 - p-Fluorophenyltrimethylsilane</p>

<p>S25054 - Benzoyloxypropyltrimethoxysilane</p>

<p>S07660 - 3-(2,4-Dinitrophenylamino)propyltriethoxysilaneN-[3-triethoxysilylpropyl]-2,4 dinitrophenylamine</p>

<p>S16030 - Tetramethyl-1,3-dimethoxydisiloxane</p>

<p>S13625 - Phenylthiotrimethylsilane(S-Trimethylsilylthiophenol)</p>

<p>S11625 - Methylphenylsilane</p>

<p>S18475 - Trimethoxysilyl propyl urea</p>

<p>S25022 - (3-Acryloxypropyl)dimethylmethoxysilane</p>

<p>S25035 - N-(6-Aminohexyl)aminomethyltriethoxysilane</p>

<p>S25259 - Platinum-divinyltetramethyldisiloxane complex in xylene (2.1 - 2.4% Platinum concentration)</p>

<p>S02575 - Bis(trimethylsilyl)carbodiimide</p>

<p>S21325 - Tris(trimethylsilyl)phosphate</p>

<p>S25332 - 4,4'-Bis(triethoxysilyl)biphenyl</p>

<p>S20279 - 2-Trimethylsilylthiazole</p>

<p>S25179 - Hexamethoxydisilane</p>

<p>S22075 - Vinyltriphenoxysilane</p>

<p>S01475 - 1,3-Bis(3-cyanopropyl)tetramethyldisiloxane</p>