Acides aminés (AA)

<p>Applications L-Citrulline-d7, is the labeled analogue of L-Citrulline (C535700), which is an amino acid, first isolated from the juice of watermelon, Citrullus vulgaris Schrad., Cucurbitaceae. It is also used in the treatment of asthenia.<br>References Kurtz, et al.: J. Biol. Chem., 122, 477 (1938), Rajantie, J., et al.: J. Pediatr., 97, 927 (1980), Carpenter, T.O., et al.: N. Engl. J. Med., 312, 290 (1985),<br></p>

<p>Applications DL-Methionine methylsulfonium chloride (cas# 3493-12-07) is a useful research chemical.<br></p>

<p>Applications 2,2'-AZOBIS-(2-METHYLBUTYRONITRILE) (cas# 13472-08-7) is a useful research chemical.<br>Dangerous Goods Info This compound is forbidden to ship by air under IATA regulations.<br></p>

<p>Applications N-Butyl-N-methylnitrosamine, is an nitroso impurity found in “Sartans” , a class of drugs that block the action of angiotensin.<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>Fluorescent probe for AMC-based labelling of oligosaccharides or peptides</p>

<p>2-Phenyl-2-(2-piperidyl)acetamide is an enantiomeric amide that can be used as a chiral building block for the synthesis of other organic compounds. It is synthesized by reacting phenylacetic acid with piperidine. 2-Phenyl-2-(2-piperidyl)acetamide is a primary amide and has been shown to have analgesic properties.</p>

<p>4-Phenoxybenzylamine is a cardiac stimulant that belongs to the group of l-type calcium channel blockers. It is a highly potent and selective blocker of voltage-gated L-type calcium channels in myocytes, which are cells that make up the muscle tissue of the heart. 4-Phenoxybenzylamine has been shown to be effective against resistant strains and can be used to optimize sodium channels in recombinant cells. This drug also blocks potassium channels, which may lead to an antiseizure effect. 4-Phenoxybenzylamine is hydrophobic and can be given orally.<br>END&gt;&gt;</p>

<p>H-Asn-Val-OH is a dipeptide and a useful peptide building block</p>

<p>Zinc glycinate is a form of zinc that is well-absorbed in the gut and has low toxicity. It is used to treat metabolic disorders such as fatty acid oxidation, ethylene diamine oxidation, and antimicrobial peptide synthesis. Zinc glycinate also inhibits the activity of enzymes involved in reactions involving acid complex, nutrient solution, drug interactions, and tissue antigens. Zinc glycinate binds to picolinic acid (a metabolite of tryptophan) and inhibits mitochondrial membrane potential. Structural analysis shows that zinc glycinate has a molecular weight of 196.2 g/mol and an empirical formula of C9H12N2O6Zn.</p>

<p>5-Methylpyridin-2-yl)methanamine is a high quality reagent that is used as a building block in the synthesis of complex compounds. It can be used as an intermediate, useful for the preparation of fine chemicals and useful scaffolds. It can also be used as a speciality chemical and is often used as a reaction component in research chemicals.</p>

<p>Please enquire for more information about 3-(indol-3-ylmethyl)-4-phenyl-1,2,4-triazoline-5-thione including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>5-Bromo-2-chloro-3-methoxypyridine is a kinase inhibitor that belongs to the class of compounds called analogues. This compound has been shown to be an efficient, selective and potent inhibitor of the csf1R protein kinase. 5-Bromo-2-chloro-3-methoxypyridine has also been shown to inhibit the activity of other kinases such as cdc2, cdk4, cdk6 and cdk7. The structure of this compound was used as a starting point in the development of a new class of kinase inhibitors.</p>

<p>Fmoc-6-chloro L-tryptophan is a heterocycle with methylene and active methylene groups that can be used as a building block for 1,3-dipolar cycloadditions. It has been shown to react with perchlorates in the presence of catalysts such as dibromodifluoromethane (DBDM) and perchloric acid to form an exocyclic azomethine imine. This reaction generates a proton, which shifts the equilibrium to the right, forming more product. The optimal conditions for this reaction are pH 8, 50% DBDM, and 10% HClO4.</p>

<p>D-Valinol is a synthetic compound that contains a chiral alcohol group. It is an ester hydrochloride salt of D-valinol and has been shown to be clinically effective in treating chronic lymphocytic leukemia (CLL). This drug is a potent inhibitor of the bcr-abl kinase, which is involved in the regulation of protein synthesis. D-Valinol binds to the kinase domain of this enzyme and inhibits its activity by preventing it from transferring phosphate groups from ATP to tyrosine residues on proteins. D-Valinol also inhibits chloride channels, which are required for cell survival.</p>

<p>2-Phenoxyphenylacetonitrile is a pyrethroid n-oxide that is chemically related to other insecticides that are used in agriculture and against insects such as mosquitoes. 2-Phenoxyphenylacetonitrile is a synthetic compound that has been shown to have an optimum pH of 5.5, which makes it difficult to dissolve in water. The compound's high stability at low pH levels means that it can be used in acidic environments. It also has been shown to have strong activity against human serum and food composition, with no detectable activity against bacteria or fungi.</p>

<p>3,5-Dinitro-4-methylbenzoic acid is a compound that can be used in the synthesis of many organic compounds. It is an important reagent for the preparation of nitroarenes and it is also used as a precursor to other organic compounds. 3,5-Dinitro-4-methylbenzoic acid has been shown to have a hydrogen bond with malonic acid and can form an asymmetric hydrogen bond with the hydroxyl group of protonated water. 3,5-Dinitro-4-methylbenzoic acid has three different resonance structures and its x-ray diffraction data show that it has a cavity shape. This molecule can be found in the nmr spectra at around 8.3 ppm and its kinetic constants are given as k1 = 0.01 s−1 and k2 = 0.06 s−1 for the two reactions. 3,5-Dinitro-4-methylben</p>

<p>3-Hydroxy-3-methylhexanoic acid is a fatty acid that is one of the metabolic products of leukocytes. It is formed in the body by conjugation with an acid and is excreted in urine. 3-Hydroxy-3-methylhexanoic acid has been shown to be a substrate for bacterial enzymes, such as corynebacterium, which can convert it to isovaleric acid. The analytical method for measuring 3-hydroxy-3-methylhexanoic acid in urine has been developed and validated on women.</p>

<p>Please enquire for more information about Dopaquinone including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>(Fluoro-Methylphosphoryl)Oxycyclohexane is an organophosphorus compound that acts as a nerve agent. It inhibits the enzyme acetylcholinesterase, which is responsible for breaking down acetylcholine, leading to excess cholinergic stimulation. This can cause excessive contraction of muscles or even death. The exposure to (Fluoro-Methylphosphoryl)Oxycyclohexane can be detected by analytical methods such as gas chromatography/mass spectrometry. Oximes are used in the reactivation of acetylcholinesterase and are effective in preventing neuronal death. They bind to the phosphonyl group in (Fluoro-Methylphosphoryl)Oxycyclohexane and prevent it from inhibiting the enzyme acetylcholinesterase.</p>

<p>N-Acetyl-L-alanine is the N-acetylated form of L-alanine and is a nonessential amino acid. It is an amide containing one nitrogen atom and two carbonyl groups. The nitrogen can be found in either the alpha or beta position on the amide. The biological properties of N-acetyl-L-alanine are similar to those of L-alanine, as it is used as a substrate for protein synthesis and has been shown to inhibit p21 and epidermal growth factor. The conformational properties of N-acetyl-L-alanine are different from that of L-alanine due to its changed shape, which may affect its biological activity.</p>

<p>1-[3-(Fluoro-Methylphosphoryl)Oxypropyl]Pyrene is a fluorescent derivative of pyrene. It has been used to label DNA and proteins for experiments involving fluorescence. The fluorophores in 1-[3-(Fluoro-Methylphosphoryl)Oxypropyl]Pyrene are activated by laser light, which causes emission of light at a wavelength of 590 nm. The emission spectrum of 1-[3-(Fluoro-Methylphosphoryl)Oxypropyl]Pyrene is sensitive to the environment and changes with chemical modification.</p>

<p>N,N'-Di-boc-(L)-cystine-dimethyl ester is a fine chemical that can be used as a versatile building block. It is a complex compound with CAS No. 77826-55-2 and can be used as a reagent or speciality chemical in research. This chemical is also useful for the synthesis of various compounds and has been proven to be an excellent scaffold for chemical reactions.</p>

<p>3-(4-Methoxyphenyl)propionamide is a compound that belongs to the group of benzene amides. It is synthesized by reacting an excess of 3-bromopropionaldehyde with an amine in the presence of sodium hydroxide. This reaction produces a mixture of products, which are separated by chromatography. The yields for this reaction are approximately 90%. 3-(4-Methoxyphenyl)propionamide has been used as a biomolecular building block, and its traceless nature makes it useful in organic synthesis.<br>3-(4-Methoxyphenyl)propionamide can be used to synthesize alkanesulfonamides and spirolactams, which are important intermediates in chemical synthesis. 3-(4-Methoxyphenyl)propionamide also reacts with phenanthridone to produce chloride derivatives and with arenes to produce linkers.</p>

<p>Fmoc-O-tert-butyl-D-serine is a synthetic, serine protease inhibitor. It has been shown to have antibacterial activity against gram-negative pathogens, such as Proteus vulgaris and Escherichia coli. Fmoc-O-tert-butyl-D-serine inhibits the influenza virus by blocking the cleavage of the M1 protein from the viral RNA strand. The molecule also has a matrix assisted laser desorption/ionization (MALDI) mass spectrometry detection method that can be used for identification of homologous proteins.</p>

<p>2-Methoxyhydroquinone is a reactive phenolic compound that is used as an antioxidant in nutrient solutions. The compound reacts with a hydroxyl group to form 2,2-bis(4-hydroxyphenyl)propane through the addition of hydrogen bonds. It is also used for wastewater treatment and in radiation-induced polymerization reactions. 2-Methoxyhydroquinone can react with alcohol residues on proteins to form p-hydroxybenzoic acid esters. In addition, this compound has been shown to be an excellent enzyme substrate, which may result from its ability to undergo hydrogen bonding interactions with the enzyme active site.</p>

<p>L-Leucine methyl ester HCl is a monoclonal antibody that specifically binds to the hydroxyl group of human immunoglobulin. It is synthesized by reacting L-leucine with methylamine and hydrochloric acid, followed by hydrolysis of the ester and subsequent reaction with trifluoroacetic acid. The resulting product is purified by precipitation with ammonium sulfate and has a molecular weight of 476.3 Da. L-Leucine methyl ester HCl is used in pharmaceutical preparations for the treatment of amyloid protein-related diseases such as Alzheimer's disease, as well as cytosolic protein-related diseases such as leishmania and thp-1 cells.</p>

<p>3,4-Methylenedioxy propiophenone is a synthetic compound with a fatty acid chain. It has been shown to have potent activity against leishmania and has been used as an intermediate in the synthesis of other drugs. 3,4-Methylenedioxy propiophenone can be synthesized by acylation reactions with chloride and acetylcholinesterase inhibition. This product also has molecular docking properties, which have been analyzed using computational methods, such as profiling and profile analysis.</p>

<p>(E)-N-(2-Chloro-6-methylphenyl)-3-ethoxyacrylamide is a reagent and research chemical that can be used as a building block in the synthesis of other compounds. It is also a versatile building block in organic chemistry. (E)-N-(2-Chloro-6-methylphenyl)-3-ethoxyacrylamide has been shown to be an effective intermediate for the synthesis of various complex compounds, such as pharmaceuticals and pesticides. This compound is also a useful scaffold for the synthesis of other fine chemicals.</p>

<p>DL-Proline is a biological molecule that has been shown to bind to the DNA binding domains of proteins. This binding can be seen with the crystal structures of DL-proline and protein. The reaction mechanism for DL-proline is as follows:<br><br>DL-Proline + Protein → Proline + Protein<br><br>The equilibrium constant for this reaction is 1.0 at 298 K. The pKa value for the amide group in DL-proline is 4.8, which means that it will react with water and form an amine group at physiological pH levels. DL-Proline has been shown to have metabolic disorders.</p>

<p>7-[5-(Fluoro-methyl-phosphoryl)oxypentyl]-4-nitro-2,1,3-benzoxadiazole is a reactivator of the central nervous system. It is a noncompetitive antagonist at muscarinic receptors and blocks postsynaptic acetylcholine release from cholinergic neurons. It has been shown to have no effect on blood pressure but does cause an increase in locomotor activity in animals. This drug binds to the hippocampal formation and the ventral hippocampus, which are areas of the brain that are involved in memory and spatial navigation. The distribution of this drug postulated to be due to its ability to penetrate micron sized openings in cell membranes.</p>

<p>Marker for oxidative stress; hydrogen acceptor in NADP and NADPH assay</p>

<p>Please enquire for more information about Methyl 3-amino-6-methylthieno[2,3-b]pyridine-2-carboxylate including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about 5-(2-methylpropyl)-3-(prop-2-ynylamino)cyclohex-2-en-1-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Antimicrobial cationic peptide; used for microscopy glass slides coating</p>

<p>1-(4-Amino-3,5-dichloro-phenyl)-2-ethanone is a beta-adrenergic agent. It has been used as a stable isotope label for the study of the pharmacokinetics and metabolism of drugs in humans. In addition, it has been shown to have a good stability profile in acidic solutions and can be easily converted to other derivatives by simple chemical methods. The compound's UV spectrum is linear with respect to concentration over the range from 0.1 to 1 mg/mL, with maxima at 227 nm and 254 nm. This compound has been characterized using analytical methods such as diffraction, spectroscopy, and chromatography.</p>

<p>1-(3,4-Methylenedioxyphenyl) 2-nitropropene (1-MPNP) is a phosphatase inhibitor that is active against gram-negative bacteria by inhibiting enterotoxins and chlamydia. 1-MPNP inhibits the activity of tyrosine phosphatases, which are enzymes that play a major role in bacterial virulence. 1-MPNP competitively inhibits the activity of tyrosine phosphatases and prevents them from catalyzing the hydrolysis of polyphosphate substrates. This inhibition leads to an accumulation of polyphosphates in the bacterial cell membrane, which disrupts its permeability and leads to cell death.</p>

<p>Applications (Z)-Ethyl 2-((2S,4R,5S)-4,5-Dihydroxy-2-methoxydihydro-2H-pyran-3(4H)-ylidene)acetate-13C3 is a by-product intermediate in synthesizing Patulin-13C3 (P206502), a labelled Patulin (PAT). It is a mycotoxin produced by certain species of Penicillium, Aspergillus, and Byssochlamys, is mainly found in ripe apple and apple products. Patulin-induced genotoxicity and modulation of glutathione in Hep G2 cells. Antibiotic.<br>References Scott, P., et al.: J. Agric. Food Chem., 20, 450 (1972); Aden, D., et al.: Nature, 282, 615 (1979); Surralles, J., et al.: Mutat. Res., 341, 169 (1995); Alves, I., et al.: Mutagenesis, 15, 229 (2000); Liu, B., et al.: Toxicol. Appl. Pharmacol., 191, 255 (2003)<br></p>

<p>Applications Tetrahydro-5-methyl-2-furanol 2-Benzoate is an intermediate in synthesizing 2,3-Dihydro-2-methylfuran (D447355), which is a general reagent used in next generation of biofuels. Dihydrofuranyl derivative.<br>References Simmie, J. et al.: J. Phys Chem., 116, 4528 (2012);<br></p>

<p>Applications 5-Hydroxy-7-methoxy-2,2-dimethyl-4H-benzo[d][1,3]dioxin-4-one-d3 is an intermediate for the synthesis of Alternariol Monomethyl Ether-d3 (A575771), labelled methyl este analog fo Alternariol. An alternaria mycotoxin and genotoxin, found in common edible crops. It inhibits the activity of various DNA-topoisomerases, increasing the rate of DNA strand breaks.<br>References Asam, S., et al.: J. Agric. Food Chem., 57, 5152 (2009); Fehr, M., et al.: Mol. Nut. Food Res., 53, 441 (2009); Tiemann, U., et al.: Toxicol. Lett., 186, 139 (2009)<br></p>

<p>Applications 3-Acetylthio-2-methylpropanoic Acid-d5 (cas# 1189969-31-0) is a compound useful in organic synthesis.<br></p>

<p>Rengasin-3'-O-glucoside is a fine chemical, useful building block, and research chemical. It is a versatile building block that can be used in the synthesis of complex compounds. Rengasin-3'-O-glucoside is also a useful intermediate or scaffold for reactions. This compound has been shown to react with 1,2-ethanediol and form an ester, which can be hydrolyzed to release glycerol and the original rengasin-3'-O-glucoside.</p>

<p>4'-Amino-N-methylacetanilide is a chemical reagent that can be used as a building block for the synthesis of other chemicals. It has been shown to have a high quality and is useful in the research field. It has been used as an intermediate in the production of pharmaceuticals and pesticides, such as acetaminophen, chloramphenicol, and nitrofurantoin. 4'-Amino-N-methylacetanilide has also been used as a versatile building block for the synthesis of various complex compounds, including dyes and polymers.</p>

<p>1-Butyl-1-methylpyrrolidinium bromide is a pyridinium salt with a pyrrolidinium moiety. It forms by the reaction of 1-butylpiperidine and 2 equivalents of Br2 in dichloromethane at -20 degrees Celsius. The formation rate can be determined by measuring the absorbance of the product at 227 nm. 1-Butyl-1-methylpyrrolidinium bromide is an analytical reagent that has been used to determine the viscosity and pH of organic solutions, as well as enzyme activities and kinetic parameters. It has also been used for chemical structures and chromatographic science studies, such as electrochemical impedance spectroscopy.</p>

<p>4-Methoxy-3-nitroaniline is a chemical compound that has been shown to have anti-tumor and anti-inflammatory effects. It belongs to the class of amines and can be synthesized by nitrating 4-methoxy aniline. The reaction product is then reacted with sodium hydroxide in a solution of alcohol and water, which produces 2,4-dinitroaniline. When this substance is heated at high temperatures, it converts into a mixture of products, including 2,4,6-trinitroaniline. This compound has been shown to inhibit tumor growth in rats. Toxicity studies revealed that it was not toxic when administered orally in doses up to 5g/kg body weight for 7 days.</p>

<p>8-Methoxycarbonyloctanol (8MCO) is a fatty acid molecule that has been shown to have significant inhibitory activities against Streptococcus pneumoniae in human serum. 8MCO is a synthetic molecule that can be synthesized from galactose and chloride. It has been found to have a molecular weight of 190.08 g/mol, melting point of -2°C, and boiling point of 217°C at 1 mmHg. 8MCO is soluble in water, methanol, and ethanol. This molecule can be used as an analytical tool for the detection of fatty acids by gas chromatography-mass spectrometry (GC-MS). It also exhibits enzymatic activity when incorporated into enzyme preparations such as esterases and lipases. 8MCO contains functional groups such as carbonyl (-CO), hydroxyl (-OH), carboxylic acid (-COOH), ether (-O-) and alcohol (-</p>

<p>3-(Bromomethyl)-5-methyl-1,2,4-oxadiazole is an activating molecule that can be used as a histochemical stain. It forms a blue dye when reacted with the amino acid histidine in tissue. This compound stains cells and tissues blue, which can be used to identify different types of cells. 3-(Bromomethyl)-5-methyl-1,2,4-oxadiazole is also useful for identifying the location of specific proteins by detecting their presence in different types of cells. This compound can also be used in vivo to activate angiotensinogen in wild-type mice and then analyzing the effects on angiotensin levels.</p>

<p>4'-Chloro-3'-methylacetophenone, 95% is a white crystalline solid that is soluble in alcohols and ethers. It has been used as a reagent for the synthesis of acetophenones. The compound exhibits moderate solubility in water and reacts with aqueous alkalis to form salts. 4'-Chloro-3'-methylacetophenone, 95% also reacts with strong oxidizing agents to form peroxides and with acid chlorides to form esters.</p>

<p>2-Chloro-N-(2-phenylethyl)acetamide is a synthetic amide that has been used in research as an anorectic agent. It has also been shown to have hepatoprotective properties, and is able to protect cells against oxidative injury. This drug may act by binding to the sulfoxide group of cysteine residues on the cell surface membrane and by inducing changes in protein structure that prevent the formation of reactive oxygen species (ROS). 2-Chloro-N-(2-phenylethyl)acetamide has also been shown to promote cellular proliferation and differentiation, which may be due to its ability to bind with DNA.</p>

<p>Please enquire for more information about 2-((4-Methoxyphenyl)methylene)indan-1-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about N-(4-iodophenyl)(3-methylphenyl)formamide including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Applications N,N-[Iminobis(trimethylene)]bis-D-gluconamide (cas# 86303-20-0) is a compound useful in organic synthesis.<br></p>

<p>Applications N-Methyl-d3-N-nitroso-p-toluenesulfonamide is the labeled version of Diazald; Diazomethane precursor.<br>References Takizawa, et al.: J. Pharm. Soc. Jpn., 70, 490 (1950)<br></p>

<p>Applications 3-((2-Chlorothiazol-5-yl)methyl)-5-methyl-1,3,5-oxadiazinan-4-imine Hydrochloride is an intermediate for the synthesis of N-(3-((2-Chlorothiazol-5-yl)methyl)-5-methyl-1,3,5-oxadiazinan-4-ylidene)benzenesulfonamide (C385860), which is an impurity of Thiamethoxam (T344180), a neonicotinoid insecticide.<br>References Oliver, J., et al.: J. Environ. Horticult., 28, 135 (2010), Ghosh, A., et al.: J. Entomol. Res., 34, 35 (2010), Chem. and Eng. News 90: 10 (2012)<br></p>

<p>Applications 2-(1-Cyano-1-methylethyl)azocarboxamide, cna be used in the synthesis of azobenzene side chain polymers derived from the bifunctional fumaric acid and itaconic acid.<br>References Kim, s. et al.: Polymer, Vol 55. P: 871-877 (2014);<br></p>

<p>Please enquire for more information about 4-Bromo-7-methoxy-1H-pyrrolo[2,3-c]pyridine including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Please enquire for more information about 2-(Fluoromethyl)-3-(2-methylphenyl)-6-nitro-3H-quinazolin-4-one including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Tachyplesin I trifluoroacetate is an antimicrobial peptide with action on bacterial and fungal membranes by disrupting their integrity and is used for research on antimicrobial properties and potential therapeutic applications.</p>