Chimie organique synthétique

<p>Diethyl cyanomethyl phosphonate is used as an intermediate in Horner-Emmons reaction for the synthesis of substituted nitriles and their amide and heterocyclic derivatives. It is known as a modified Wittig reagent used in the preparation of alpha, beta-unsaturated nitriles from ketones or aldehydes </p>

<p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>

<p>Xylene Cyanol FF is a tracking dye commonly used for nucleic acids. The compound has been used in both electrophoresis polyacrylamide and agarose gels for various evaluations including DNA sequencing. The compound has also been used in a mobility shift analysis of ssDNA. In addition, two highly sens</p>

<p>Potassium hexacyanoruthenate(II) hydrate used in chemical research. This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU refer</p>

<p>Mainly used as important raw material in pharmaceuticals, pigment, tannage, metallurgy and chemical industries. Used in producing iron blue and potassium ferricyanide, surface corrosion protecting for tannage and metal, carburization treating for carbon steel, removing iron in pharmaceutical produci</p>

<p>Moisture Sensitive; Highly flammable</p>

<p>4,5-Dicyanoimidazole is used in activation of nucleoside phosphoramidites during solid-phase oligonucleotide synthesis, and synthesis of nucleoside phosphoramidites, synthesis of novel nucleosides. It is often used as an alternative to tetrazole. This Thermo Scientific Chemicals brand product was or</p>

<p>Xylenecyanol FF, Electrophoresis Reagent, dye content 70%</p>

<p>Potassium hexacyanoferrate(III) is used in reading palimpsests and old manuscripts, in blueprint drawing and in photography (Cyanotype process). It finds application to harden iron and steel, in electroplating, dyeing wool and as a laboratory reagent. It is a mild oxidizing agent used in organic syn</p>

<p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>

<p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>

<p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>

<p>This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Sci</p>

<p>Potassium hexacyanoferrate(III) is used in reading palimpsests and old manuscripts, in blueprint drawing and in photography (Cyanotype process). It finds application to harden iron and steel, in electroplating, dyeing wool and as a laboratory reagent. It is a mild oxidizing agent used in organic syn</p>

<p>Trihexyl(tetradecyl)phosphonium bis(2,4,4-trimethylpentyl)phosphinate, min. 93% CYPHOS® IL 104</p>

<p>Potassium hexacyanocobaltate (III), 98%</p>

<p>Polyvinylpyrrolidone (average mol.wt. 40,000) PVP40</p>

<p>Trihexyl(tetradecyl)phosphonium dicyanamide, min. 93% CYPHOS® IL 105</p>

<p>Potassium tetracyanoplatinate(II) hydrate</p>

<p>Tributyl(tetradecyl)phosphonium methanesulfonate, min. 98% CYPHOS® IL 203</p>

<p>Potassium tetracyanonickelate(II) hydrate</p>

<p>Trihexyl(tetradecyl)phosphonium bromide, min. 95% CYPHOS® IL 102</p>

<p>Potassium tricyanomethanide, min. 98%</p>

<p>Potassium dicyanoaurate(I), 99%</p>

<p>This kit contains the following products:<br> 100mg of (08-15-1661-100mg) (R)-2,2'-Bis[bis(3,5-dimethylphenyl)phosphino]-4,4',6,6'-tetramethoxy-)-1,1'-biphenyl, min. 97% (R)-Xyl-Garphos™<br>100mg of (08-15-1662-100mg) (S)-2,2'-Bis[bis(3,5-dimethylphenyl)phosphino]-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (S)-Xyl-Garphos™<br>100mg of (08-15-1672-100mg) (R)-2,2'-Bis[bis(4-methoxy-3,5-di-t-butylphenyl)phosphino]-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (R)-DTBM-Garphos™<br>100mg of (08-15-1673-100mg) (S)-2,2'-Bis[bis(4-methoxy-3,5-di-t-butylphenyl)phosphino]-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (S)-DTBM-Garphos™<br>100mg of (08-15-1666-100mg) (R)-2,2'-Bis[bis(4-methoxy-3,5-dimethylphenyl)phosphino]-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (R)-DMM-Garphos™<br>100mg of (08-15-1667-100mg) (S)-2,2'-Bis[bis(4-methoxy-3,5-dimethylphenyl)phosphino]-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (S)-DMM-Garphos™<br>100mg of (08-15-1663-100mg) (R)-2,2'-Bis[bis(3,5-trifluoromethylphenyl)phosphino]-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (R)-BTFM-Garphos™<br>100mg of (08-15-1664-100mg) (S)-2,2'-Bis[bis(3,5-trifluoromethylphenyl)phosphino]-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (S)-BTFM-Garphos™<br>100mg of (08-15-1653-100mg) (R)-2,2'-Bis(diphenylphosphino)-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (R)-Ph-Garphos™<br>100mg of (08-15-1654-100mg) (S)-2,2'-Bis(diphenylphosphino)-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (S)-Ph-Garphos™<br>100mg of (08-15-1657-100mg) (R)-2,2'-Bis(di-p-tolylphosphino)-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (R)-Tol-Garphos™<br>100mg of (08-15-1658-100mg) (S)-2,2'-Bis(di-p-tolylphosphino)-4,4',6,6'-tetramethoxy)-1,1'-biphenyl, min. 97% (S)-Tol-Garphos™<br>,<br> </p>

<p>This kit contains the following products:<br> 10g of (08-15-6370-10g) Trihexyl(tetradecyl)phosphonium bis(trifluoromethanesulfonyl)amide, min. 97% CYPHOS® IL 109<br>10g of (08-15-6374-10g) Trihexyl(tetradecyl)phosphonium bis(2,4,4-trimethylpentyl)phosphinate, min. 90% CYPHOS® IL 104<br>10g of (08-15-6378-10g) Trihexyl(tetradecyl)phosphonium bromide, min. 95% CYPHOS® IL 102<br>10g of (08-15-6382-10g) Trihexyl(tetradecyl)phosphonium chloride, min. 95% CYPHOS IL 101<br>10g of (08-15-6386-10g) Trihexyl(tetradecyl)phosphonium decanoate, min. 95% CYPHOS® IL 103<br>10g of (08-15-6390-10g) Trihexyl(tetradecyl)phosphonium dicyanamide, min. 93% CYPHOS® IL 105<br>,<br> </p>

<p>Potassium hexacyanoferrate(III), 99+% (ACS)</p>

<p>Carbon tetrachloride (99.999%-C) PURATREM</p>

2-Chloro-3-cyanobenzaldehyde

<p>Trihexyl(tetradecyl)phosphonium chloride, min. 93% CYPHOS® IL 101</p>

<p>Applications A useful phosphorylating reagent.<br> Not a dangerous good if item is equal to or less than 1g/ml and there is less than 100g/ml in the package<br></p>

<p>Applications 2-Amino-4-cyano-5-imidazolecarboxamide (cas# 125815-68-1) is a compound useful in organic synthesis.<br></p>

<p>Applications N-Methyl-N-(3R,4R)-1-cyanoacetyl-4-methylpiperidin-3-yl-2-chloro-7-deazapurine-6-amine is a Tasocitinib (Tofacitinib [T528000]) impurity.<br></p>

Please enquire for more information about 5-Amino-3-cyano-4-iodo-1-[2,6-dichloro-4-(trifluoromethyl)phenyl]pyrazole including the price, delivery time and more detailed product information at the technical inquiry form on this page

<p>4,4'-Azobis(4-cyano-1-pentanol) is a polyester stabilizer that is used in the production of polyvinyl chloride. It is an organic solvent that can be used to dissolve ammonium persulfate and hydrogen peroxide. The chemical reaction between 4,4'-azobis(4-cyano-1-pentanol) and these reagents produces chloroprene, isoprene, and hydrogen peroxide. The yields of chloroprene and isoprene depend on the concentration of ammonium persulfate and hydrogen peroxide. 4,4'-Azobis(4-cyano-1-pentanol) can also be used as an extender for polyvinyl chloride.</p>

<p>Diethylcyanomethylphosphonate is a hydrochloric acid salt of diethylcyanomethylphosphonic acid. It is used in the asymmetric synthesis of many organic molecules, including pharmaceuticals, and has been shown to have antiviral properties. Diethylcyanomethylphosphonate binds to the receptor on the surface of cells and inhibits their growth. This may be due to its ability to block the binding of sodium ions to cell receptors. The drug also prevents hydroxyl group metabolism and has been shown to be active against infectious diseases such as HIV and malaria.</p>

3,5-Dichloro-2-cyanopyridine is an organic compound that can be synthesized in a scalable manner. It is used to make pharmaceuticals and agrochemicals and it also has potential applications in pollution control. 3,5-Dichloro-2-cyanopyridine can be made by the reaction of cuprous cyanide with chlorocarbonyl compounds in organic solvents. This synthesis yields a product with high purity which can then be purified using chromatography. The synthesis is scalable and does not produce any side products or waste because the reactants are inexpensive, commercially available, and the product is stable under most conditions.

2,3-Dichloro-5,6-dicyanobenzoquinone is a chemical compound with the molecular formula C12H4Cl2O2. It is used as a chemical intermediate in the production of dyes and pesticides. 2,3-Dichloro-5,6-dicyanobenzoquinone has been shown to have cytotoxic properties against lung fibroblasts in a model system that mimics the human body's reaction to this compound. The mechanism of action is thought to involve the formation of reactive oxygen species that leads to DNA damage. 2,3-Dichloro-5,6-dicyanobenzoquinone also has antiestrogenic activity and has been shown to be active against MDA-MB-231 breast cancer cells. The activation energies for these reactions are 7.8 kcal/mol for carbonyl group elimination and 8.1 kcal/mol for hyd

9-(2-Carboxy-2-cyanovinyl)julolidine is a monoclonal antibody that recognizes the human protein CD38, which plays an important role in the activation of T cells and natural killer cells. This antibody can be used as a marker for these cells. 9-(2-Carboxy-2-cyanovinyl)julolidine has been shown to bind to human serum albumin (HSA) in a manner similar to other antibodies that are specific for HSA. It is also able to bind to mouse monoclonal antibodies, but with lower affinity than the mouse monoclonal antibody itself. 9-(2-Carboxy-2-cyanovinyl)julolidine has been used as a model system for hydrogen bonds and membrane interactions with coumarin derivatives in solid dispersions. The activation energies of emissions from these molecules have been determined using this system.

2,6-Dichloro-3-cyano-5-fluoropyridine is an inorganic compound that is a salt. It has the chemical formula CHClFNO and a molecular weight of 215.4 g/mol. The compound is soluble in water and ethanol, but insoluble in ether. It has a melting point of about -60 degrees Celsius. The compound can react with amines to form 2,6-dichloro-3-(2H)-pyridinone, which can be converted into other compounds via chlorinating or hydrolyzing the imidazole ring. This compound reacts with ethyl bromoacetate to form a monosodium salt at temperatures between 0 and 60 degrees Celsius. 2,6-Dichloro-3-cyano-5-fluoropyridine also reacts with chlorine to produce dichlorofluoropyridine, which can be oxidized by nitric

Xylene cyanol FF is a monoclonal antibody that specifically binds to the human and simian virus 40 (SV40) large T-antigen, which is a protein encoded by the SV40 genome. It is used in the diagnosis of HIV infection. The interaction between Xylene cyanol FF and SV40 large T-antigen activates caspase-3, leading to apoptosis. This binding also leads to cell lysis and DNA intercalation.

Tetrabutylammoniumcyanoborohydride (TBAB) is a reducing agent that is used in the synthesis of halides and oligosaccharides. It can be used to reduce carboxylic acids, such as sodium formate, to aldehydes or ketones. TBAB reacts with an alkoxy radical to produce trifluoroacetic acid, which can be converted back into TBAB by adding sodium formate. Tetrabutylammoniumcyanoborohydride has been shown to have chemoselective effects on cancer cells and control experiments have shown that it does not affect healthy cells.

Please enquire for more information about 3-Amino-2-cyanopropanoic acid including the price, delivery time and more detailed product information at the technical inquiry form on this page

<p>Applications ∆9,11-Dehydro-17α-cyanomethyl estradiol is a metabolite of progestin dienogest (D441870), and is currently being investigated for progesterone-receptor binding, progestational, antiprogestational, estrogenic and antigonadotropic activities for the inhibition of fertility. It is also being considered a novel treatment for heavy menstrual bleeding.<br>References Oettel, M., et al.: Pharmazie, 41, 627 (1993); Kiley, J. &amp; Shulman, L.: Int. J. Womens Health, 3, 281 (2011);<br></p>

<p>Deloxan® MP Metal Scavengers (Thio-Functionalized Polysiloxane)</p>

<p>7,7,8,8-Tetracyanoquinodimethane, 98% TCNQ</p>

<p>Barium tetracyanoplatinate(II) tetrahydrate, 99%</p>

<p>Polyvinylpyrrolidone (average mol. Wt. 10,000) PVP10</p>

<p>This kit contains the following products:<br> 1g of (08-15-0958-1g) n-Decylphosphonic acid, min. 97%<br>1g of (08-15-1835-1g) n-Dodecylphosphonic acid, min. 97% DDPA<br>1g of (08-15-2400-1g) n-Hexadecylphosphonic acid, min. 97% HDPA<br>1g of (08-15-2410-1g) n-Hexylphosphonic acid, min. 97% HPA<br>1g of (08-15-3510-1g) n-Octadecylphosphonic acid, min. 97% ODPA<br>1g of (08-15-3520-1g) n-Octylphosphonic acid, min. 97% OPA<br>1g of (08-15-5145-1g) n-Tetradecylphosphonic acid, min. 97% TDPA<br>,<br> </p>

<p>Potassium hexacyanoferrate(II) trihydrate, 98.5+% (ACS)</p>

<p>Potassium hexacyanoruthenate(II) hydrate</p>

<p>Trihexyl(tetradecyl)phosphonium bis(trifluoromethanesulfonyl)amide, min. 97% CYPHOS® IL 109</p>

<p>Applications 1-Amino-1-cyanamido-2,2-dicyanoethylene Sodium Salt s an intermediate in the synthesis of 2,4,6-Triamino-5-pyrimidinecarbonitrile which is a photodegradation product of two isostructural pesticides in aqueous solution: Cyromazine (C989300) and Dicyclanil.<br>References Kimbrough, R., et al.: Environ. Sci. Technol., 30, 908 (1996), Root, D., et al.: Pesticide Sci., 48, 25 (1996), Yokley, R., et al.: J. Agric. Food Chem., 48, 3352 (2000),<br></p>