Oligosaccharides

<p>Glycyl-sialyllacto-N-tetraose a is a custom synthesis that is an oligosaccharide with a molecular weight of 471. It has the CAS No. of 882859-14-6 and can be modified by methylation, glycosylation, and fluorination. This saccharide is a polysaccharide that can be modified by glycosylation, methylation, and click modification. The carbohydrate has a high purity and can be synthesized using organic chemistry or biochemistry techniques. Glycyl-sialyllacto-N-tetraose a is an Oligosaccharide with a sugar composition of (1) D-Glyceraldehyde 3-phosphate (2) D-Sorbitol 3 phosphate (3) Lactose (4) Glycyl-(1→4)-β--D--Galactopyranosyl-(1→3)-α</p>

<p>2,4,6-Tri-O-(3,4,6-tri-O-benzyl-2-deoxy-2-phthalimido-b-D-glucopyranosyl)-3-O-benzyl a -D -mannopyranose is a synthetic oligosaccharide that is synthesized by the click chemistry reaction. It is an example of a glycosylation reaction, in which the sugar is conjugated to an amine group on the triphosphate moiety of uridine diphosphate glucose. The product has been modified with fluorination and methylation to improve its stability.</p>

<p>a1,2-Galactobiosyl b-methyl glycoside is a methylated galactose monosaccharide that is covalently bound to the terminal amino group of b-methyl glycosides. The fluorination of the methyl group can be achieved by reacting with hydrogen fluoride in the presence of a palladium catalyst. This modification increases the stability of the compound and reduces its susceptibility to hydrolysis. The synthesis of this product is carried out using custom synthesis by clicking reaction with an azide moiety on a benzyl alcohol derivative. The resulting product has CAS No., Oligosaccharide, Polysaccharide, saccharide, Carbohydrate, Fluorination, complex carbohydrate, High purity, Modification, Monosaccharide, sugar Synthetic properties.</p>

<p>A carbohydrate that is a modification of the saccharide, oligosaccharide, sugar, or fluorinated carbons. It is a complex carbohydrate that is synthesized from monosaccharides. This compound has an acetylated glucopyranosyl group and a methylated glucopyranosyl group that are attached by an acetal linkage. The compound can be modified with click chemistry to produce a desired product.</p>

<p>Neutral octasaccharide naturally present in human breast milk</p>

<p>4-Methoxyphenyl 3-O-Bn-4-O-[4-(2,6-dideoxy-3-O-(3,4,6-tri-O-Bn-2,4,6 -O-(3,4,6-tri -O -Ac)-a -D -Man)-b -D -Man]-3,6-di -O-(3,4,6,-tri -O Bn 2 4 6 O</p>

<p>Heparin is a carbohydrate that is derived from the mucopolysaccharide heparin. It is a complex carbohydrate that consists of a chain of alternating N-acetylglucosamine and glucuronic acid. Heparin is used as an anticoagulant to prevent blood clotting, which may occur due to injury or during surgery. Heparin's use in medicine has been limited by its low solubility and rapid clearance from the body. Recently, it has been modified with a fluorine atom on the sugar ring, which increases their solubility and bioavailability. Click chemistry can be used to attach other molecules to the saccharide ammonium salt in order to modify the properties of heparin. This modification can be done with methyl groups or glycosyl groups, and it can also be done with other sugars such as galactose or glucose.</p>

<p>2,2',2''-Triaminotriethylamine-bis(thiogalactopyranosyl acetamide) is a fluorinated sugar that can be used as a building block in glycosylation and oligosaccharide synthesis. It has been shown to be useful for the preparation of complex carbohydrates with desired properties such as high purity.</p>

<p>Carbohydrate moiety of globopentaosylceramide</p>

<p>Energy source for cellulose-metabolising bacteria</p>

<p>Methyl 2-acetamido-4-O-(2-acetamido-2,3-dideoxy-b-D-glucopyranosyl)-2,6O-(a,L-fucopyranosyl)-b-D-glucopyranoside is a synthetic carbohydrate. It is a high purity and custom synthesis product with CAS No. 97242-84-7. This product has been fluorinated and methylated as well as glycosylated and click modified to increase its stability.</p>

<p>3-O-(2-Acetamido-2-deoxy-a-D-galactopyranosyl)-D-galactopyranose is an endothelial cell growth factor that is generated by the enzymatic activity of galactosyltransferase. It binds to lectin, glycan, and monoclonal antibodies. This molecule has been shown to have biological properties that are related to cancer and immunology. 3-O-(2-Acetamido-2-deoxy-a-D-galactopyranosyl)-D-galactopyranose may be used as a glycolipid marker in blood group typing and in the detection of cervical cancer cells.</p>

<p>Galactosyl isomaltol is a sugar molecule that is produced by the enzymatic hydrolysis of lactose. It has been shown to have antimicrobial activity against human pathogens and can be used as an antioxidant. Galactosyl isomaltol binds to lysine residues on bacterial cell walls, preventing the formation of new cells and causing cell death by interfering with protein synthesis. The addition of galactosyl isomaltol to food decreases the levels of phycocyanin, which are a type of fluorescent pigment found in blue green algae. This compound also has magnetic resonance analysis properties that could be used for diagnosis.</p>

<p>An α-anomer, obtained by crystallization at low temperature, can be dehydrated to stable form above 130°C or an unstable (hygroscopic) form at lower temperatures. An example of the applications for α-Lactose monohydrate is in dry powder inhalers.  These are devices that deliver medication to the lung in the form of a dry powder generating an aerosol directly from the drug powder or mixture, using an excipient such as lactose monohydrate.</p>

<p>Chitotriose undecaacetate is a synthetic substrate that is used in transfecting experiments. It has high sensitivity and can be used to introduce nucleic acid into cells. Chitotriose undecaacetate is used as a synthetic fluorometric assay for the determination of chitinase activity in vitro or as a substrate for cell-free synthesis of nucleic acids. It has been shown to possess moieties that are sensitive to hydrogen chloride and chloride ions, making it an effective probe for the determination of these ions. Chitotriose undecaacetate also reacts with sephadex G-200, which makes it useful for separating DNA fragments by electrophoresis.</p>

<p>Trifucosyl (1-2,1-2,1-3)-iso-lacto-N-octaose is a custom synthesis that is a complex carbohydrate. It is an oligosaccharide that contains three monosaccharides linked by alpha glycosidic bonds. This compound has been modified using methylation and glycosylation reactions. Trifucosyl (1-2,1-2,1-3)-iso-lacto-N-octaose has been fluorinated at the C6 position of the sugar ring to increase its solubility in water and enhance its stability in acid conditions. The product is a high purity synthetic compound.</p>

<p>Benzyl 4-O-(b-D-galactopyranosyl)-b-D-xylopyranoside is a synthetic monosaccharide that has been modified with fluorine. This compound is used to modify complex carbohydrates like glycosaminoglycans and glycoproteins. It is also used in the synthesis of oligosaccharides and polysaccharides, as well as in click chemistry. Benzyl 4-O-(b-D-galactopyranosyl)-b-D-xylopyranoside is available for custom synthesis, and can be ordered in high purity.</p>

<p>Globoside is the most abundant neutral glycolipid in the erythrocyte membrane.</p>

<p>GT1b ganglioside (ammonium salt) has a core tetrasaccharide structure (Galβ1,3GalNAcβ1,4Galβ1,4Glc) with two sialic acids (NeuAc) linked α2,3/α2,8 to the inner galactose residue, sialic acid (NeuAc) linked α2,3 to the terminal galactose residue, and ceramide linked β to position 1 on the reducing terminal glucose residue (Ledeen, 2009). GT1b ganglioside is one of the major gangliosides in neuronal and glial membranes. It interacts with myelin-associated glycoprotein (MAG) and is essential for long-term axon-myelin stability. GT1b ganglioside also acts as a receptor for bacterial toxins, such as, tetanus and botulinum toxins (Nishiki, 1996), as well as for viruses. A few examples of which include: Merkel cell polyomavirus, JC virus, BK virus, norovirus, and others (Low, 2006).</p>

Methyl 3-O-(2-acetamido-2-deoxy-b-D-galactopyranosyl)-a-D-galactopyranoside is a sugar that is synthesized by the Click modification of 3,4,6-trihydroxybenzoic acid and 2,3,6,7,8-pentahydroxyacetophenone. This sugar is used in glycosylation reactions to modify proteins or peptides.