Monosacáridos

<p>Used for the synthesis of 1β-O-acyl glucuronides</p>

<p>Sorbitan monostearate is a lipid-soluble compound that is used as a surfactant and emulsifier in food products. It has been found to be nontoxic when administered at concentrations up to 5000 mg/kg of body weight for 28 days. Sorbitan monostearate has been shown to be nontoxic in vitro, but the long-term toxicity of this compound has not been established. Sorbitan monostearate also exhibits hydrogen bonding interactions with calcium pantothenate, sodium salts, and coumarin derivatives. The model system used was an artificial membrane composed of chitosan quaternary ammonium and monolaurate. This study found that sorbitan monostearate is able to permeabilize the membrane at an optimum concentration.</p>

<p>2-C-Methyl-D-ribono-1,4-lactone is a ketose which is formed from the thermal rearrangement of d-xylose. It has been shown to be an acceptor for episulfide and an 1-deoxy-d-ribulose. 2-C-Methyl-D-ribono-1,4-lactone has been found to yield dimethylamine when heated with magnesium. This compound can be ion exchanged with calcium and magnesium. 2CMR was first synthesized by the reaction of L(+) lactic acid with dimethylamine in the presence of magnesium chloride. The product was purified by crystallization from water, yielding a white powder that melts at 230°C.</p>

<p>1,2,3,4,6-Penta-O-galloyl-a-D-glucopyranose is a natural compound that inhibits the Cox-2 enzyme and has anti-cancer properties. It induces cell death by increasing oxidative injury and suppressing autophagy. 1,2,3,4,6-Penta-O-galloyl-a-D-glucopyranose has been shown to reduce xenograft tumor growth in mice while causing no observable toxic effects on normal tissues. This compound also inhibits the proapoptotic protein Bax and promotes the expression of Bcl2 in 3T3L1 preadipocytes. The mechanism of action may be related to its ability to inhibit basic fibroblast proliferation and induce apoptosis in k562 cells.</p>

<p>2-Acetamido-2-deoxy-b-D-thioglucopyranose is a sugar with the chemical formula C6H14O7. It has been synthesized by Click chemistry to have an acetamido group on one of the carbon atoms and a 2,3,5-triiodo substituent on the other. The methylene protons at the 3 and 5 positions of the glycosidic linkage are fluorinated to give this modified sugar. It is also glycosylated with glucose to form a complex carbohydrate. 2-Acetamido-2-deoxy-b-D-thioglucopyranose has CAS number 781581-10-0 and a molecular weight of 318.19 g/mol.</p>

<p>1,3,4,6-Tetra-O-acetyl-2-azido-2-deoxy-b-D-galactopyranose (TAZ) is an aromatic heterocyclic sugar compound that is used in pharmaceutical formulations. It has low toxicity and can be synthesized using a number of methods. TAZ has been shown to have antifungal effects against Candida albicans and antitumor effects against cancer cells. TAZ also inhibits the activity of teniposide, which is a drug used for the treatment of leukemia. TAZ may be effective against cancer cells by acting as an amido donor and changing the conformation of the cyclic peptide.</p>

<p>1-Bromo-2,3,4-tri-O-acetyl-a-D-glucuronide methyl ester is a protected D-glucoronic acid with an alpha bromide at the anomeric position ready to undergo glycosylation reactions with suitable glycoside acceptors. Pharmaceutically active compounds have been used as acceptors to form β-linked D-glucuronide prodrugs which can be used to modify pharmacokinetics, improve solubility and lower the toxicity of the drug.</p>

<p>2-Acetamido-1,6-anhydro-2-deoxy-b-D-glucopyranose is widely used in carbohydrate chemistry. It is used as reagent for the synthesis of oligosaccharides and also as a precursor in the synthesis of oligopeptides. 2-Acetamido-1,6-anhydro-2-deoxy-b-D-glucopyranose is an analog of levoglucosan, a compound that is often used to trace for biomass burning in enviromental chemistry studies.</p>

<p>Short-term marker of glycemic control</p>

<p>4-Methylphenyl 2,3,4-tri-O-benzyl-b-L-thiofucopyranoside is a custom synthesis of an oligosaccharide. It is a complex carbohydrate with CAS No. that belongs to the class of saccharide and sugar. Polysaccharides are made up of several monosaccharides linked together by glycosidic bonds, which are formed by the action of enzymes called glycosyltransferases or glycosidases. Glycosylation is the process in which a sugar molecule (usually glucose) is added to another molecule by means of a glycosidic bond. Carbohydrates are one type of macromolecule and they are important sources of energy in living things. They also play important roles in cell walls and as structural components in plants and animals. The chemical modification carried out on this compound is methylation, which refers to the addition of one or more methyl</p>

<p>A beta glycoside with an alkyne handle suitable to click chemistry</p>

<p>Methyl 2,3,4-tri-O-benzyl-α-D-glucuronide benzyl ester is a Carbohydrate. It is soluble in water and insoluble in alcohol. The molecular weight of Methyl 2,3,4-tri-O-benzyl-α-D-glucuronide benzyl ester is 584.1 g/mol. The CAS Registry Number for Methyl 2,3,4-tri-O-benzyl-α-D-glucuronide benzyl ester is 14279733.</p>

<p>1,2,3,4-Tetra-O-acetyl-α-L-fucopyranose is a chiral compound and it has been used as a biocatalyst in the industrial production of L-amino acids. The enantiomers are obtained by enzymatic hydrolysis of the racemic mixture with lipases. It has been shown that 1,2,3,4-Tetra-O-acetyl-α-L-fucopyranose is an enantioselective substrate for lipolytic enzymes. Lipolytic enzymes are also screened for lipase activity using this compound as a surrogate.</p>

<p>1,3-O-Benzylidene-D-arabitol is a methylated sugar that is used in the synthesis of complex carbohydrates. It is produced by the modification of a 1,3-O-benzylidene-D-ribitol. It has a CAS number of 70831-50-4 and can be custom synthesized to meet your needs. This product is available in high purity with a 99% yield.</p>

<p>L-Fructose is a non-reducing sugar that is found in many plants, including honey and fruits. It plays an important role in energy metabolism, as it can be converted to L-glyceraldehyde 3-phosphate by the enzyme aldolase. L-Fructose has also been used in the synthesis of oligosaccharides and other carbohydrates. The analytical method for determining L-fructose involves hydrolysis with acid followed by measurement of the released hydrogen peroxide. The cell culture technique can be used to measure the growth of bacteria that contain fructose as their sole carbon source.</p>

<p>Abundant and critical component of natural glycans and glycoproteins</p>

<p>1,2,4,6-Tetra-O-acetyl-3-deoxy-D-galactose (1,2,4,6TDA) is a custom synthesis that is a complex carbohydrate. It has been modified with methylation and glycosylation. 1,2,4,6TDA is an oligosaccharide with a molecular weight of 498.06 Da and a CAS number of 90193-74-8. This product is high purity and can be fluorinated. This product can also be synthesized using the click modification reaction.</p>

<p>Used for preparation of biologically active compounds</p>

<p>Custom synthesis of D-glucuronic acid, sodium salt monohydrate.</p>

<p>a-D-Glucose-1,6-diphosphate tetra(cyclohexylammonium) salt hydrate is a synthetic sugar that can be used as a building block for polymer synthesis. It is an oligosaccharide that is synthesized by the click reaction of methylated glucose and cyclohexane diamine. This compound has been shown to be effective in the synthesis of polysaccharides and glycoproteins.</p>