Carbohidratos y glucoconjugados

<p>4-Methoxyphenyl 4-O-(3,6-di-O-benzyl-2-deoxy-4-O-levulinoyl-2-phthalimido-b-D-[1]glucopyranosyl)-3,6,6'-triphosphate (4MP) is a fluorinated monosaccharide that can be synthesized from 4,4'-dimethoxybenzophenone and 2,3,4,5',6'-pentachlorobenzene. This synthetic compound is used to prepare modified polysaccharides. 4MP has been shown to methylate glycoproteins and modify oligosaccharides. It has also been shown to inhibit the growth of Mycobacterium tuberculosis by inhibiting the synthesis of cell wall lipids.</p>

<p>This compound is a custom synthesis for Modification, Fluorination, Methylation, Monosaccharide, Synthetic, Click modification, Oligosaccharide and saccharide. It has CAS No. and Polysaccharide as Carbohydrate. The molecular weight of this compound is</p>

<p>Substrate for cellulases</p>

<p>4-Aminophenyl 2-O-(a-D-mannopyranosyl)-a-D-mannopyranoside is a fluorinated mannoside that is modified with methyl and glycosyl groups. It is used as a fluorescent probe for the detection of saccharides in organic solvents. The molecular weight of this compound is 687.</p>

<p>2-Azidoethyl N-acetyl-D-lactosamine is a custom synthesis that is a complex carbohydrate. It has been modified to include methylation and glycosylation. The saccharide is composed of several sugar molecules, including glucose and galactose, which are linked by alpha (1→4) or beta (1→3) bonds. The carbohydrate can be fluorinated, which increases its stability in the presence of oxygen. This compound has CAS number 338971-38-3. 2-Azidoethyl N-acetyl-D-lactosamine is a high purity product that can be used in the modification of other carbohydrates with click chemistry.</p>

<p>1,6:2,3-Dianhydro-4-O-(2,3-di-O-benzyl-4,6-O-benzylidene-b-D-glucopyranosyl)-b-D-mannopyranose is a complex carbohydrate that is synthesized from 1,6:2,3 dianhydro 4 O-(2,3 di O benzyl 4 6 O benzylidene b D glucopyranosyl) b D mannopyranose and has a molecular weight of 576. It contains two monosaccharides that are bound together by a glycosidic linkage. The monosaccharides are ribose and mannose. The structure of this compound includes modifications such as methylation, click modification, fluorination and sulfonation. This compound can be used in the synthesis of oligosaccharides and polysaccharides. This</p>

<p>Please enquire for more information about 4-O-{[(6-Azidoethoxy)ethoxy]ethyl}-β-D-glycopyranosyl-2-deoxy-α-D glucopyranose-2,1-oxazoline including the price, delivery time and more detailed product information at the technical inquiry form on this page</p>

<p>Gala1-3(Fuca1-2)Galb1-3GlcNAcb1-3Galb1-4Glc (B antigen hexasaccharide Type I)</p>

<p>A3 Glycan, 2-AB labelled is a complex carbohydrate. It is synthesized by the methylation and glycosylation of the A3 sugar, which is a monosaccharide. The A3 Glycan, 2-AB labelled has a CAS No. of 711-81-2 and is a synthetic oligosaccharide with high purity. Its chemical formula is C6H8O5N2O2 and its molecular weight is 192.19 g/mol. The A3 Glycan, 2-AB labelled has an MW of 192.19 g/mol and an MW of 643 Da (1). It also contains one saccharide unit that consists of two bonded monosaccharides: fructose and glucose. A3 Glycan, 2-AB labelled CAS No.: 711-81-2 Molecular Formula: C6H8O5N2O2 Mole</p>

<p>6'-a-Sialyl-N-acetyllactosamine-PAA-biotin is a biotin labelled sialyllactose.  PAA - poly-N-(2-hydroxyethyl)acrylamide.  The MW of PAA is ca 20,000DaSugar content: ca 10 mol%</p>

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

<p>Sodium Pentagalacturonate, (β-1,4 sodium Pentagalacturonate) is derived from pectin or pectic acid, by enzymatic or partial acid hydrolysis (Combo, 2012). It is used in galacturonic acid metabolism research as a substrate to identify, differentiate, and characterize endo- and exopolygalacturonase(s), and gluconase(s) (Jayani, 2005). The addition of very short fragments of homogalacturonan, tri-galacturonate, tetra-galacturonate, and penta-galacturonate oligosaccharides, restore development in dark-grown, de-etiolated seedling mutants, suggesting that they are unable to generate de-methylesterified pectin fragments. A model of spatiotemporally separated photoreceptive and signal-responsive cell types has been proposed, that contains overlapping subsets of the regulatory network of light-dependent seedling development (Sinclair, 2017).</p>

<p>N-Acetylneuraminic acid (NA2) is a glycan that is found in the human body, and is important for brain function. NA2 Glycan, 2-AB labelled, is a high purity custom synthesis sugar with Click modification and fluorination. The glycans are made of monosaccharides or saccharides linked together by glycosidic bonds. Carbohydrates are classified according to their number of sugar units: simple carbohydrates contain one or two sugar units; complex carbohydrates have three or more. This product is an oligosaccharide that contains nine sugar units: three monosaccharides and six saccharides. It can be used as a substrate for methylation, glycosylation, and modification reactions.</p>

<p>Heparin disaccharide III-S trisodium salt is a synthetic and custom-synthesized drug with high purity. It is a complex carbohydrate with a molecular weight of 597.1 g/mol, an Oligosaccharide with a molecular weight of 1,008.3 g/mol, and a Glycosylation with a molecular weight of 1,069.4 g/mol. Heparin disaccharide III-S trisodium salt has been modified by the addition of fluorine atoms to create an active form that is highly reactive to electrophilic groups on proteins or nucleic acids. It can be used for Click modification or methylation reactions to modify proteins or DNA molecules in order to study protein-protein interactions or protein conformational changes in response to external stimuli.</p>

<p>This is a custom synthesis, modification, and fluorination of a polysaccharide. The monosaccharide units are methylated and then modified with a click reaction. The saccharides are glycosylated with 2-O-a-D-mannopyranosyl moieties for the purpose of increasing their water solubility. This saccharide has been synthesized by the modification of an oligosaccharide that has been modified to include a hydroxyl group. The carbohydrate is complex and contains many different types of sugars including glucose, mannose, and galactose.</p>

<p>Trehalose-6-phosphate disodium salt is a complex carbohydrate that can be modified to create a variety of products. Trehalose-6-phosphate disodium salt is made by the methylation of sugar, which creates an alpha-D-glucopyranosyl unit. This product can be used in the synthesis of oligosaccharides and polysaccharides, as well as other carbohydrates. Trehalose-6-phosphate disodium salt is also fluorinated to produce trehalose 6 phosphate fluoride, which has properties similar to those of trehalose 6 phosphate.</p>

<p>Core antigen fragment in ABO blood group system</p>

<p>Benzyl 4- O- b- D- glucosaminyl-b- D- xylopyranoside is an oligosaccharide that is synthesized by the glycosylation of benzyl 4-O- b -D-glucosaminyl b -D -xylopyranoside with a monosaccharide. The synthesis of this compound is achieved through the modification of the parent compound with a fluorination, methylation, or glycosylation. Benzyl 4- O- b -D- glucosaminyl b -D -xylopyranoside can be found in complex carbohydrates, such as cellulose and starch.</p>

<p>The 2-acetamido-3-O-(2,3,4,6-tetra-O-acetyl-b-D-galactopyranosyl)-4,6-di-O-acetyl-2 deoxy -a D galactopyranosyl Fmoc L serine tert butyl ester is a custom synthesis of an oligosaccharide. It is a saccharide with a polysaccharide that is glycosylated and has a sugar at the end. This carbohydrate can be used for Modification, Fluorination, Methylation, Monosaccharide, Synthetic purposes.</p>

<p>Consumed in large amounts around the world as a food ingredient. Other applications of sucrose include its use in surfactants (esters), polyurethanes (polyols), plastics (alkyds) to produce dextrans (Leuconostoc mesenteroides fermentation) and ethanol (Saccharomyces cerevisiae fermentation).</p>

<p>Galactinol is a diterpene that belongs to the group of phytochemicals. It is synthesized in plants and bacteria from raffinose, an oligosaccharide that is present in high concentrations in beans. Galactinol has been shown to be involved in plant physiology, with its optimum concentration at a pH of 5-7. Galactinol reacts with ascorbic acid to form galactono-1,4-lactone in a reaction mechanism similar to the one for the synthesis of raffinose. It also regulates transcriptional activity by binding to DNA and altering its conformation. This compound has been used as an experimental model for biochemical studies on polymerase chain reactions (PCR).</p>

<p>Benzyl 2-acetamido-2-deoxy-4-O-(b-D-galactopyranosyl)-a-D-galactopyranoside is a synthetic saccharide. The chemical structure of this material has been modified by fluorination, methylation, and click modification. This product is soluble in water and can be used as a starting material for the synthesis of polysaccharides.</p>

<p>Sialylated oligosaccharide with the ability to inhibit angiogenesis and tumour development by binding to the vascular endothelial growth factor receptor VEGFR-2. Moreover, sialylated N-glycans in intestinal epithelium of chickens were found to carry terminal sialylgalactose, which interacts with influenza viruses during early stages of infection.</p>

<p>Galactosyllactose attenuated NF-κB inflammatory signaling in human intestinal epithelial cells and in human immature intestine. Thus, galactosyllactoses are strong anti-inflammatory agents in human colostrum and early milk, contributing to innate immune modulation. The potential clinical utility of galactosyllactose warrants investigation.</p>

<p>N-Fmoc-O-a-(2-acetamido-2-deoxy-3,4,6-tri-O-acetyl-b-D-glucopyranosyl)-L-threonine is a synthetic sugar. It is an oligosaccharide that is used in the preparation of glycoproteins. It can be modified with fluorine and methyl groups for use in click chemistry reactions. NFAODTGLT has CAS number 539073–78–8 and molecular weight of 676.35. This product is available for custom synthesis with various modifications.</p>

<p>Sialyllacto-N-fucopentaose II is a synthetic oligosaccharide that has been shown to be present in human serum. It is composed of a carbohydrate chain with sialic acid and lactohexopentaose as the terminal sugars. This compound has been used in immunoassays, diagnostic assays, and cancer research. Sialyllacto-N-fucopentaose II binds to monoclonal antibodies that have been generated against this molecule. Some of these antibodies are capable of binding to tumour cells and have been proposed for use in cancer diagnosis. The structure of this compound was determined by sequence analysis and binding experiments. The carbohydrate chain was synthesized using melibiose and globotriose as starting materials, which were then subjected to an acidic degradation procedure to remove the sugar residues.</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>ABO trisaccharide conjugated to HSA via Biotin &amp; an aminophenyl ethyl spacer</p>

<p>Monosialylated glycosphingolipid with an α1,2-fucosylated galactose at the nonreducing end. The moluecule is minimally expressed in healthy tissues but has high prevalence in some tumours such as small cell lung cancer (SCLC). Fucosyl-GM1 ganglioside is a potential tumour marker for SCLC and a potential antigen target for immunotherapy.</p>

<p>Chitobiose is a dimer formed by beta-1,4-linked glucosamine units.<br>It is also the repeated dimer of chitin, a polysaccharide.</p>

<p>Chitotriose trihydrochloride is a modification of chitin, an oligosaccharide. Chitotriose trihydrochloride is a synthetic carbohydrate which is used as a raw material for the production of fibers, films, and adhesives. It can be used in the synthesis of complex carbohydrates such as starch and glycogen. Chitotriose trihydrochloride is a high purity carbohydrate with CAS No. 41708-93-4 that can be used to produce glycosylated proteins or polysaccharides.</p>

<p>Lewis A trisaccharide methyl glycoside is a sugar that is synthesized by the chemical modification of an oligosaccharide. The methyl glycoside is then fluorinated and reacted with a complex carbohydrate to produce Lewis A trisaccharide methyl glycoside. It has CAS No. 186315-40-2, which identifies it as a synthetic compound. This product has high purity, and can be custom synthesized to meet your needs. It is also available in both a glycosylated and non-glycosylated form.</p>

<p>This mixture contains all the members of the series up to DP9</p>

<p>Inhibitor that targets cellulase enzymes engaged in the degradation of cellulose.</p>

<p>4-Aminophenyl 3-O-(a-D-mannopyranosyl)-a-D-mannopyranoside is a synthetic, high purity, custom synthesis carbohydrate that is modified with fluorination and glycosylation. It is a sugar that has a molecular weight of 578.5, and its CAS Number is 68856-68-2. 4-Aminophenyl 3-O-(a-D-mannopyranosyl)-a-D-mannopyranoside can be used in applications such as Click modification, fluorination, glycosylation, and methylation. This carbohydrate has many uses including being an intermediate for saccharide or complex carbohydrate synthesis.</p>

<p>4-O-(2,3,4,6-Tetra-O-acetyl-b-D-glucopyranosyl)-1,2,3,6-tetra-O-acetyl-b-D-thioglucopyranose is a glycosylated saccharide that belongs to the group of complex carbohydrates. The glycosylation of 4-O-(2,3,4,6,-Tetra-O-acetyl b -D -glucopyranosyl)-1,2,3,6,-tetra -O -acetyl b -D -thioglucopyranose is achieved by the enzymatic reaction of an acetate donor and an acceptor molecule in the presence of glucose 1 phosphate (G1P) and UDP sugar pyrophosphorylase. It has been modified by methylation with dimethyl sulphate in the presence of</p>

<p>Hexaacetylchitohexaose is a hexamer of N-acetylgucosamine subunits which are linked by β-(1,4)-glucosidic bonds. N-acetylgucosamine is the monomeric unit of the natural polymer chitin which is degraded by chitinases, in mammals, to form smaller fragments that can induce an immune response. Like chitin and some of its derivatives, hexaacetylchitohexaose is a substrate of lysozymes. Hexaacetylchitohexaose has been shown to significantly inhibit tumour growth in mice by the activation of innate and adaptive immune cells.</p>

<p>Rutinose is a naturally occurring polyphenol found in many plants, including the leaves and bark of rue plants. It is a glycoside derivative that has been shown to inhibit human colorectal adenocarcinoma cells (HL-60) by binding to DNA and inhibiting RNA synthesis. Rutinose also has been shown to have anti-inflammatory effects and has been used in the treatment of metabolic disorders such as diabetes mellitus. Rutinose is a bioactive compound with antioxidant properties that may be related to its ability to bind metal ions, including calcium ions at physiological pH levels. Rutinose also has been shown to have a signal peptide sequence that targets it for secretion into the blood stream, where it may act on brain functions.</p>

<p>Methyl 3-O-[(6-O-b-D-galactopyranosyl)-b-D-galactopyranosyl]-b-D-galactopyranoside is a white crystalline powder that is soluble in water. It can be custom synthesized to order, and has been shown to have high purity with no detectable impurities. This product can be used in Click chemistry, fluorination, glycosylation, or synthesis of complex carbohydrates. The CAS number for this product is <br>56919-86-4.</p>

<p>4-Methoxyphenyl 4-O-(b-D-galactopyranosyl)-b-D-glucopyranoside is a carbohydrate with the CAS number 150412-80-9. It is an Oligosaccharide that is synthesized from monosaccharides and saccharides. This product can be custom synthesized to produce high purity, methylated, glycosylated and fluorinated products. There are many modifications that can be made to this carbohydrate using Click chemistry.</p>

<p>2,3,6-Tri-O-acetyl-4-O-(2,3,6-tri-O-acetyl-4-O-[(2,3,4,6-tetra-O-acetyl bDgalactopyranosyl)]bDglucopyranosyl)-aDglucopyranosyldimethyl bromide is a synthetic sugar that is used as a building block for the synthesis of glycosides. This monosaccharide has been modified using click chemistry to obtain a methylated form that can be used in the synthesis of oligosaccharides and polysaccharides. It is also used to produce an acetal derivative that can be used in the synthesis of glycosidic linkages.</p>

<p>Cellobionic acid is produced by oxidative enzymes working on cellulose.  These compounds have found application in cosmetic antiaging formulations, moisturizers, and peels, and in treatment products to improve hyperpigmentation and acne. The bionic acids such as cellobionic acid offer the benefits of α-hydroxyacids without irritation. They also provide additional antioxidant/chelation, barrier strengthening, and moisturizing effects.</p>

<p>Lacto-N-triose I is a carbohydrate antigen that is used as an acceptor in the synthesis of trisaccharides. Lacto-N-triose I has been shown to have acidic hydrolysis and gel permeation chromatography. It can be used for the synthesis of oligosaccharides, which are important for glycosylation reactions. Lacto-N-triose I also has a glycosylation reaction that can be activated by desulfurization.</p>

<p>GA1-ganglioside is also known as asialo-GM1 ganglioside. Autoimmune responses to GA1 ganglioside and high titers of anti-GA1 antibodies have been associated with neuromotor disorders, such as, motor neuron disease, multifocal motor neuropathy, and Guillain-Barré syndrome (Kolter, 2006). Anti-GA1 antibodies are also associated with Borrelia burgdorferi infection and Lyme disease (Djellaoui, 2016).</p>

<p>Galacto-oligosaccharides (GOS) are a class of oligosaccharides that consist of galactose, galactose derivatives, and glucose. They are found in the human diet as a result of lactose breakdown by gut bacteria. GOS can bind to glycoconjugates in the human body, such as glycoproteins and glycolipids, and have been shown to be effective in preventing the growth of pathogens. Galacto-oligosaccharides are also synthetically produced, using a chromatographic method that separates them into individual sugars, where they can be used for research or diagnostic purposes. The biosynthesis of GOS is also known; it is an enzyme-catalyzed reaction involving calcium ions. This process is regulated by Ca2+ signaling, which leads to an increase in the production of GOS when there is a need for more immune cells or white blood cells.</p>

<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.</p>

<p>Lactobionate hydrazide is a custom synthesis of an oligosaccharide. It is a complex carbohydrate with CAS No. that has been modified by glycosylation, methylation and fluorination. Lactobionate hydrazide is a polysaccharide which has been synthesized by click chemistry and contains high purity with a sugar content of over 99%. This oligosaccharide is not saccharide-bound and can be modified to produce different chemical structures. Lactobionate hydrazide has been used for glycogen storage disorders, as well as for the synthesis of oligosaccharides for the treatment of cancer cells.</p>

<p>D-Lactal is a dibutyltin oxide that is used in the synthesis of n-acetyllactosamine, disaccharides and trisaccharides. D-Lactal has been shown to have high resistance to chloride ion, which is one of the most common reagents for cleavage. It can also be used as a synthetic precursor for other glycoside derivatives by reacting with triflic acid or trisaccharide. Triflic acid and trisaccharide react with chloride to form a stereoselective glycosidic bond. D-Lactal is also able to bind lectins, carbohydrate chemistry and carbohydrate chemistry reagents.</p>

<p>Sialic acid-containing glycosphingolipids-important component of neuronal cells</p>

<p>The ‘tallowate’ esters are probably the best known derivatives of sucrose and many attempts have been made to commercialise them in order to exploit their excellent surfactant functionalities.  The most functional products are the mono- and diesters of the tallow acids (stearic, palmitic, oleic) with hydrophile-lipophile balance (HLB) values that lend themselves to surfactant applications in foods and cosmetics.  They also have other uses, for example in coating fruits with a semipermeable membrane that acts as a preservative.  Manufacturing economics have prevented these products from mass production and they remain in niche applications.</p>

<p>Chitosan oligomer (Dp 3-7) hydrochloride is a carbohydrate with a molecular weight of 1640. It is used as a sugar and an adjuvant in vaccine development. Chitosan oligomer (Dp 3-7) hydrochloride is synthesized by the reaction of chitosan with phosphoryl chloride and has been shown to have antiviral, antibacterial, and anti-inflammatory effects.</p>

<p>Octacetylated chitobiose derivative</p>

<p>Produced from high maltose syrup by treatment with transglucosidase</p>

<p>Zymosan is prepared from the cell walls of baker's yeast (Saccharomyces cerevisiae) and consists of polysaccharide chains of various molecular weights, containing approximately 73% polysaccharide, 15% protein, 7% lipid and other inorganic components. When injected into animals, it induces inflammation and has been used for many years in inflammation and immunology research. The conditions activated include components of the complement system, prostaglandins and leukotrienes, platelet aggregation factor, and lysosomal enzymes. Zymosan preparations are often insoluble but can be made soluble for separation on DE cellulose or Sepharose to produce more active fractions.</p>

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

<p>4-Aminobutyl 3-O-(a-D-mannopyranosyl)-a-D-mannopyranoside is a fluorescent, water soluble, and hydrophilic glycoside. This compound is synthesized through the condensation of 4-aminobutyric acid with 3-(2,3,4,6-tetraacetyl glucosamine) to form an aminobutyl ester. The aminobutyl ester is then reacted with a D-mannose derived from 2,3,4,6-tetraacetyl glucosamine. This product is used in glycoprotein analysis and can be modified for various purposes.</p>

<p>4-Methoxyphenyl 4-O-(3,6-di-O-benzyl-2-deoxy-2-phthalimido-b-D-glucopyranosyl)-3-O-benzyl-2-deoxy -6-(4methoxybenzyl)-2 phthalimid (4) is a carbohydrate compound with the molecular formula C27H32N2O9. It is a white to off white powder that has a molecular weight of 565.5 and an empirical formula of C27H32N2O9.</p>

<p>Sucrose is a sugar that is used as a food additive. It is the disaccharide of glucose and fructose, which are two monosaccharides. Sucrose can be synthesized by the glycosylation of glucose and fructose in an α-1,2 linkage. Sucrose can also be synthesized by the fluorination of sucrose followed by methylation with methylamine. The synthesis of sucrose starts with the reaction of acrylonitrile with formaldehyde to produce acrylonitrile trimer, which is then reacted with methanol to produce methyl 3-hydroxybutyrate. This product undergoes a series of reactions to form sucrose.</p>

<p>Chitopentaose is a pentaacetyl derivative of the sugar chitohexaose. It is an oligosaccharide that has been shown to inhibit the activity of glycosidases and lectins, which may be due to its high affinity to these enzymes. Chitopentaose has also been found to bind to insulin receptors in the human tumor cell line A-20, leading to a reduction in tumor growth. The molecule also inhibits the transcriptional regulation of genes encoding for penicillin-binding protein, mouse tumor necrosis factor, and α1-acid glycoprotein.</p>

<p>Agarose is a polysaccharide found in red algae, typically Gelidium and Gracilaria. It is a strictly alternating polysaccharide of α-1,3 linked D-galactose and β-1,4 linked L-3,6 anhydrogalactose with occasional sulfation at position 6 of the anhydrogalactose residue. Agaro-oligosaccharides result from cleavage at galactose residues and neoagaro-oligosaccharides from cleavage at 3,6-anhydro residues. Neoagarodecaose is reported to have potential for novel cosmeceuticals.</p>

<p>Isolated from ivory-nut mannan hydrolysates</p>

<p>3'-(N-Glycolyl-a-neuraminosyl)lactose is a carbohydrate that is synthesized from lactose, which is a disaccharide composed of glucose and galactose. It is synthesized by the modification of the terminal hydroxyl group on the galactose moiety with glycolyl chloride. 3'-(N-Glycolyl-a-neuraminosyl)lactose has been shown to inhibit the growth of bacteria and fungi. It also has the potential to be used as an anti-cancer drug candidate due to its ability to inhibit protein synthesis in cells. This carbohydrate can also be modified by methylation, glycosylation, or click chemistry.</p>

<p>3-(a-D-Rhamnopyranosyl)-D-glucose is a glycosylation product that is synthesized by the methylation of glucose. It is a complex carbohydrate with a high purity, CAS number and custom synthesis. 3-(a-D-Rhamnopyranosyl)-D-glucose has been modified by fluorination and click chemistry to produce a versatile reagent for glycosylation reactions.</p>

<p>Useful oligosaccharide-lipid conjugate for raising antibodies.</p>

<p>Isolated from the products of the acid reversion of D-mannose</p>

<p>GD1b (shown as sodium salt) is one of the major gangliosides in neuronal and glial membranes. It has a core tetrasaccharide structure (Galβ1,3GalNAcβ1,4Galβ1,4Glc) with it’s two sialic acids linked α2,3/α2,8 to the inner galactose residue and ceramide linked β to position 1 on the reducing terminal glucose residue (Ledeen, 2009). GD1b acts as a receptor for BK virus as well as for heat-labile LTII-a toxin, produced by enteropathogenic E. coli. GD1b ganglioside also interacts with tetanus neurotoxin (TeNT) and is crucial for its entry into cells (Kolter, 2012).</p>

<p>GlcA[3S]b(1-3)Galb(1-4)GlcNAcb(1-2)Mana-Ethylazide is an oligosaccharide used in glycosylation and esterification reactions. It is a complex carbohydrate that consists of a methylated mannosamine backbone, with alpha-D-glucose and alpha-D-galactose units attached to the mannosamine. GlcA[3S]b(1-3)Galb(1-4)GlcNAcb(1-2)Mana-Ethylazide has a fluorinated ethyl group at the 3 position of the mannosamine, which can be modified with other reactive groups. The CAS number for this compound is 84726-43-7.</p>

<p>2-Acetamido-6-O-(2-acetamido-2-deoxy-a-D-galactopyranosyl)-2-deoxy-D-galactopyranose is an n-acetylated disaccharide (naturally occurring) that is a glycosidic bond between the two sugars, n-acetyl D galactosamine and 2,3,4,6 tetraacetamido 2 deoxy D galactose. This compound has an acetamide residue in place of a hydroxyl group on the second carbon atom of the sugar. The linkage between these two sugars is a glycosidic bond. In its natural form, this molecule can be found in mammalian cells and bacterial cell walls.</p>

<p>A antigen pentasaccharide Type I I, possible use in antiviral development</p>

<p>Similar to Raffinose but with the galactose residue attached 1,4 to the glucose</p>

<p>GD1a oligosaccharide is the carbohydrate moiety from the disialylated glycosphingolipid GD1a of the a-series (shown in the sodium form), a major ganglioside found in neuronal and glial membranes. GD1a oligosaccharide has a core tetrasaccharide structure (Galβ1,3GalNAcβ1,4Galβ1,4Glc) with sialic acids linked α2,3/α2,8 to the inner galactose residue, α2,3 to the outer galactose residue (Ledeen, 2009). GD1a ganglioside interacts with myelin-associated glycoprotein (MAG) and is essential for long-term axon-myelin stability. GD1a ganglioside plays a role in viral infection as it is a receptor for viral glycoproteins in rotavirus and paramyxovirus 1. The hexasaccharide GD1a moiety was also found on a glycoprotein that acts as a receptor for adenovirus type 37. Additionally, GD1a ganglioside interacts with botulinum neurotoxin (BoNT) and is crucial for its entry into cells (Kolter, 2012).</p>

<p>α 1,4-glucoheptasaccharide derived from starch by hydrolysis and chromatography</p>

<p>1,4-b-D-Xylotetraose decasulfate sodium salt is a highly purified and custom synthesized carbohydrate. It is used as a reagent in biochemical research. 1,4-b-D-Xylotetraose decasulfate sodium salt can be modified with various reagents to produce desired properties for use in various applications. Modifications can include methylation, saccharide, Polysaccharide, Click modification, or Modification. Carbohydrate modifications can include Oligosaccharide or Custom synthesis. Fluorination of 1,4-b-D-Xylotetraose decasulfate sodium salt is an available modification that produces the product with high purity and reduced viscosity. <br>1,4-b-D-Xylotetraose decasulfate sodium salt has a CAS number of 52878-68-9 and is available for custom synthesis at</p>

<p>2-O-(2-Acetamido-2-deoxy-b-D-glucopyranosyl)-D-mannopyranose is a disaccharide that contains two acetamides. It has a glycosidic bond and is classified as a glycoside. This compound has the same sequence of residues as D-mannose, but one less carbon atom. The acetamides form an ester linkage to the 2’ and 3’ hydroxyl groups on the sugar moiety.</p>

<p>Glycyl-sialyllacto-N-tetraose b is a custom synthesis of an oligosaccharide consisting of four monosaccharides. The monosaccharides are glycyl, sialyllactose and two tetrasaccharides with the configuration of (1,4)-alpha-D-mannopyranosyl-(1,2)-alpha-D-mannopyranosyl-(1,6)-beta-D-glucopyranosyl-(1,4)-alpha-D-mannopyranosyl. Glycyl-sialyllacto-N-tetraose b is a high purity product that can be modified to contain fluorine atoms. This product has been shown to have methylation activity in Methylation reactions.</p>

<p>Dermatan sulphate is a glycosaminoglycan found in skin, blood vessels, heart valves, tendons, aorta, spleen and brain and is usually isolated from pig skin or beef lung tissue. The disaccharide repeat unit is composed of L-iduronic acid and N-acetyl-galactosamine-4-sulphate linked β-(1,3) and β-(1,4). There are also small amounts of D-glucuronic acid.</p>

<p>4-Methoxyphenyl 3-O-(2,3,4,6-Tetra-O-acetyl-b-D-galactopyranosyl)-2-azido-4,6-O-benzylidene-2-deoxy-b -D -galactopyranoside is a sugar that can be methylated or modified with other saccharides. It has CAS No. 91485 and can be synthesized by Click chemistry. The modification of the sugar includes glycosylation and fluorination. This compound is a complex carbohydrate that is used in synthetic chemistry.</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>Agarose is a polysaccharide found in red algae, typically Gelidium and Gracilaria. It is a strictly alternating polysaccharide of β-1,3 linked D-galactose and α-1,4 linked L-3,6 anhydrogalactose with occasional sulfation at position 6 of the anhydrogalactose residue. Agaro-oligosaccharides result from cleavage at galactose residues and neoagaro-oligosaccharides from cleavage at 3,6-anhydro residues. It is reported that agarotriose has prebiotic properties.</p>

<p>GT1b (sodium 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 is one of the major gangliosides in neuronal and glial membranes, it interacts with the 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 (Nishik,i 1996), as well as for viruses, a few examples include: Merkel cell polyomavirus, JC virus, BK virus, norovirus, and others (Low, 2006).</p>

<p>1,6-Anhydro-3-O-b-D-glucopyranosyl-b-D-glucopyranose is a glycosylation agent that is used in the synthesis of complex carbohydrates. It has been modified by methylation, click modification, and fluorination to produce 1,6 anhydro-3-[2-(N′-[1-(4-chlorophenyl)ethylidene]amino)-2-(N′-[1-(4-chlorophenyl)ethylidene]amino)]ethylidene]-b -D glucopyranoside. This product is CAS No. 60932-82-7 and can be custom synthesized to produce high purity and low impurities.</p>

<p>2-O-(a-D-Galactopyranosyl)-D-glucopyranose is a disaccharide consisting of two monosaccharides, glucose and galactose. It also contains a hydroxy group on the second carbon atom in the molecule. 2-O-(a-D-Galactopyranosyl)-D-glucopyranose is found in some plants including sugarcane, sugar beet, and sweet potatoes. This disaccharide is broken down by enzymes called beta-galactosidases into its two monosaccharides. Beta-galactosidases are used as an enzyme therapy to treat certain genetic disorders that affect the breakdown of carbohydrates.</p>

<p>One of the disaccharides produced during the acid reversion of D-mannose.  This mannobiose is the major repeating unit in the mannose chains of plant mannans, galacto- and gluco-mannans. It has been isolated from partial acid hydrolysates of ivory-nut (Phytelephas, macrocarpa) mannan, guaran (Cyamopsis sp.), palmyra palm (Borassus flabelliferer), fenugreek (Trigonella foenum-graecum) and lucerne (Medicago saliva) galactomannans.</p>

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

<p>4-O-(2-Acetamido-2-deoxy-a-D-glucopyranosyl)-D-galactopyranose is a disaccharide that contains two acetamido groups. It is an acceptor for the receptor activity and has been shown to have biological properties. This compound can be synthesized using lactam and glycosylation with the use of sodium cyanoborohydride. 4-O-(2-Acetamido-2-deoxy-a-D-glucopyranosyl)-D-galactopyranose can also be used in the synthesis of oligosaccharides, which are important for cellular function. 4O-(2 Acetamido 2 deoxy a D glucopyranosyl) D galactopyranose shows high affinity for pertussis bacteria and bordetella pertussis. It binds to the surface of these bacteria,</p>

<p>The bianntennary N-linked core pentasaccharide is an oligosaccharide that contains a biantennary glycan and a high purity. This product can be custom synthesized with custom modifications. The bianntennary N-linked core pentasaccharide is an excellent substrate for Click modification, fluorination, and glycosylation reactions. It has been shown to have antiviral activity against herpes simplex virus type 1 (HSV-1) in the guinea pig erythrocyte assay. This product has been methylated at the 6 position of the sugar moiety to yield a modified form.</p>

<p>GQ1b ganglioside (sodium 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, two sialic acids (NeuAc) linked α2,3/α2,8 to the terminal galactose residue and ceramide linked β to position 1 on the reducing terminal glucose residue (Ledeen, 2009). Anti-GQ1b ganglioside antibody is associated with Miller Fisher syndrome and is also found in patients with related conditions that may share the same pathogenic mechanism, such as, Bickerstaff brainstem encephalitis. Thus, the measurement of the anti-GQ1b antibody in suspected cases of Miller Fisher syndrome is a useful diagnostic marker (Paparounas, 2004). It has been found that GQ1b ganglioside contributes to synaptic transmission and synapse formation. Low concentrations of GQ1b ganglioside, evoked dopamine (DA) release from laboratory tissues (Chen, 2018).</p>

<p>Fucosyloligosaccharide present in human milk and colostrum</p>

<p>O-(2,3,4,6-Tetra-O-benzyl-a-D-gal)-(1-4)-O-(2,3,6-tri-O-benzyl-b-D-gal)-(1-4)-2,3,6-tri-O-benzyl D glucal is a modification of the Oligosaccharide carbohydrate. It is synthesized by custom synthesis and is high purity. The CAS number for this product is . The monosaccharide in this product is methylated and glycosylated. This product has fluorination and saccharide properties.</p>

<p>Isomalto oligomers are a custom synthesis of polysaccharide oligosaccharides. These compounds are modified with methylation, glycosylation, and fluorination to create a high purity product that is free of undesirable contaminants. Isomalto oligomers (DP 4-8) are synthesized from sugars and can be used in the modification of saccharide chains during glycosylation reactions. This product also has the ability to produce click chemistry modifications.</p>

<p>The compound 4-Methoxyphenyl 4-O-(3,6-di-O-benzyl-2-deoxy-4-O-levulinoyl)-2,3,4,6-tetra‑O‑benzyl‑a‑L -fucopyranosyl)-2,3,4,6‑tetra‑O‑benzyl‑a‑L -fucopyranoside is a glycoside of the monosaccharide 2,3,4,6 tetra O benzyl a L fucopyranose. It is prepared by the reaction of methyl 4 methoxyphenol with 2 deoxy 4 levulinoyl 2 phthalimido b D glucopyranoside in the presence of an acid catalyst. The compound has been shown to have anti inflammatory and anti allergic effects.</p>

<p>N-Acetylneuraminyl-(a2-3)-D-galactopyranosyl-(b1-3)-D-N-acetylgalactosaminyl serine-biotin is a custom synthesis of complex carbohydrates. It is an oligosaccharide with a CAS number and has been modified with methylation, glycosylation, and click chemistry. The carbohydrate has a high purity and has been fluorinated for the purpose of making it synthetic.</p>

<p>Used to differentiate microorganisms based on their metabolic properties.</p>

<p>Monofucosyl (1-2)-iso-lacto-N-octaose II is an oligosaccharide that is found in human milk</p>

<p>Cancer-associated carbohydrate antigen</p>

<p>CO2-philic compound; used in pharmaceuticals and CO2-based processes</p>

<p>Core antigen fragment in ABO blood group system</p>

<p>Benzyl 2-acetamido-2-deoxy-3-O-(b-D-galactopyranosyl)-a-D-galactopyranoside is a lectin that has been found to have agglutinin activity. Lectins are carbohydrate binding proteins that bind to glycoproteins and glycolipids. This protein has also been shown to be an antigen, which can stimulate the production of antibodies in the body.</p>