Glycosciences

Water thickener; rheological control additive; has industrial appplications

2,4,6-Tri-O-benzyl-3-O-benzyl-D-mannopyranose is a modification of the monosaccharide D-mannopyranose. It is a carbohydrate that can be custom synthesized and has high purity with a CAS number. The 2,4,6-tri-O-benzoyl group can be used for glycosylation reactions to produce polysaccharides. This modification also has the ability to be fluorinated or methylated by using the corresponding reagents.
2,4,6-Tri-O-benzoyl-3-O-benzyl mannopyranose is an oligosaccharide that can serve as a building block for more complicated carbohydrates like polysaccharides. It has not been shown to have any toxicity in animals and is used as a food additive in some countries.

UDP-b-L-arabinopyranose is a nucleotide sugar that is used in the synthesis of proteins and other macromolecules. It is synthesized from uridine and d-ribulose 5-phosphate by the enzyme ribulokinase. The reaction between UDP, b-L-arabinofuranose, and ATP, catalyzed by arabinofuranosyl transferase, produces UDP-b-L-arabinopyranose. This nucleotide sugar can be converted to UDP-b-(1→4)-glucuronate by the enzyme glucuronosyltransferase. This process plays an important role in plant physiology as well as in cell wall biosynthesis. The optimal pH for this conversion is 7.5 to 8.2.

Tetra-O-benzoyl-b-D-xylofuranose is a custom synthesis. It is an oligosaccharide with a saccharide chain of four sugar units that are linked by glycosylation. The first and third sugars have a benzoyl group, while the second and fourth sugars are xylopyranosyl residues. The molecule has been modified with fluorination, methylation, and click chemistry. Tetra-O-benzoyl-b-D-xylofuranose is soluble in water, methanol, acetone, chloroform, ethanol, ethylene glycol ethers, and acetonitrile.
Tetra-O-benzoyl-b-D-xylofuranose has CAS number 18530–90–0.

(3aS, 7S, 9S, 9aR, 9bR) -9- [[(1, 1- Dimethylethyl) dimethylsilyl] oxy] - 2, 2- diethylhexahydro- 7- methyl-1, 3- dioxolo[4, 5- a] i ndolizin- 6(4H) - one is an oligosaccharide made of sugar and saccharide. This compound is synthesized in the laboratory by clicking modification. It has a high purity and is custom synthesis. The CAS No. for this compound is 251788-72-8.

D-Xylonic acid-1,4-lactone is a substrate that participates in the synthesis of glyceric acid. It has been shown to be a synthetic substrate for benzyl groups and leukemia HL-60 cells. D-Xylonic acid-1,4-lactone can react with chloride ions to form D-xylose. The product of this reaction is an epimerization reaction that occurs when the hydroxyl group on the carbon atom adjacent to the carbonyl group (C1) reacts with a proton from water to form a double bond at C2. This conversion produces xylonic acid and lactone.

5-O-tert-Butyldimethylsilyl-2,3-O-isopropylidene-L-ribono-1,4-lactone is a high purity custom synthesis and custom synthesis of complex carbohydrates. 5-O-tert-Butyldimethylsilyl-2,3-O-isopropylidene-L-ribono--1,4--lactone is a fluorination and an oligosaccharide that contains methylated sugar. It is a polysaccharide with a click modification that can be used for glycosylation and methylation. This product has been shown to be effective in the synthesis of oligosaccharides.

D-Glucuronolactone is supposed to be involved in detoxification processes.

Used to determine composition and sequence of glucan-containing mixed linkages

4-Methoxyphenyl 2,4,6-tri-O-benzoyl-a-D-mannopyranoside is a glycosylation product of mannose with 4-methoxybenzoic acid. It is a complex carbohydrate that has been modified by methylation and click modification. The fluorination increases the reactivity of the hydroxyl groups on the sugar ring. This product can be synthesized in high purity and custom synthesis.

(3S, 4R) -3, 4-Dihydroxy-2-methyl-D-proline is a synthetic monosaccharide. It is an intermediate in the synthesis of (3S, 4R)-3,4-dihydroxy-2-methyl-D-proline and can be used for the production of glycosylated products. This carbohydrate has been synthesized by fluorination followed by methylation and glycosylation. This is a high purity product that can be custom synthesized to meet your needs.

L-g-Ethylidene glutamic acid is an organic compound that is used in the production of pharmaceuticals, agrochemicals, and other chemicals. It can be synthesized by the methylation of L-glutamic acid with formaldehyde and sodium cyanoborohydride. L-g-Ethylidene glutamic acid has also been modified by a click reaction to create a fluorinated derivative. This product is a white crystalline solid that has a CAS number. The product is available at high purity and can be ordered as either monosaccharide or polysaccharide.
L-g-Ethylidene glutamic acid is a sugar that belongs to the carbohydrate family and can be classified as complex carbohydrates because it comprises two or more sugars linked together. This product may also be referred to as an oligosaccharide or polysaccharide, depending on its molecular size.

Nigerose is a chemical compound that belongs to the group of oligosaccharides. It is a glycan with a basic structure and has inhibitory properties. Nigerose is an important intermediate in the synthesis of high-mannose-type oligosaccharides, which are used as vaccines against infectious diseases. Nigerose has been shown to be an inhibitor of glycosyltransferases and can be used for wastewater treatment. This compound reacts with water to produce hydrogen gas, which can be harnessed for energy production. Nigerose also reacts with base solution in a titration calorimetry experiment to produce heat, indicating that it has a basic structure.

Please enquire for more information about 2-Acetamido-2-deoxy-a-D-thiogalactopyranose including the price, delivery time and more detailed product information at the technical inquiry form on this page

L-Gulonic acid-1,4-lactone is an ascorbic acid derivative that inhibits the production of matrix metalloproteinases (MMPs) and other enzymes. L-Gulonic acid-1,4-lactone has been shown to inhibit the activity of MMPs in hl-60 cells, which may be due to its ability to chelate metal ions, such as zinc and copper. This molecule also has a stabilizing effect on collagen type I because it prevents cross linking between lysine amino acids. The discovery process for this molecule was found by screening clones from a cDNA library with biochemical properties similar to those of ascorbic acid. This molecule has been shown to inhibit the activation of protein kinase C (PKC) and phosphorylation of extracellular signal regulated kinase (ERK). L-Gulonic acid-1,4-lactone is metabolized through plant metabolism

2,3,4,6-Tetra-O-acetyl-D-mannopyranose is a glycosylated polysaccharide. It is a complex carbohydrate with a methylated D-mannopyranose backbone and an acetylated 2,3,4,6-tetraose sidechain. This product can be fluorinated or saccharified to make it more reactive for click chemistry. 2,3,4,6-Tetra-O-acetyl-D-mannopyranose has been custom synthesized in a high purity form that is suitable for use in various applications including polymeric materials and pharmaceuticals.

Lichenin, the poly β-D-Glucan of Cetraria islandica (Iceland moss), is found by enzymic degradation to differ in fine structure from the poly β-D-glucans of cereal grains. Thus, the basic structure of lichenin is a tetrameric unit in which two adjacent 1,4 linkages alternate with an isolated 1,3 linkage; occasionally four consecutive monomers are linked by 1,4 bonds. The immunomodulatory activity of isolichenan was tested in in vitro phagocytosis and anti-complementary assays, and proved to be active in both cases.
The image was kindly provided by Prof Mike Guiry from Cork who runs ‘The Seaweed Site’.

Dextran sulfate sodium salt is a water-soluble polymer that is used as a drug carrier and has many applications in the pharmaceutical industry. It is an oligosaccharide with an average molecular weight of 9,000 to 16,000 Daltons. Dextran sulfate sodium salt can be used for the treatment of cavities, especially those that are infected or in which there is a risk of infection. It can also be used for intubation and has been shown to be effective at reducing allergic reactions by blocking the release of histamine by mast cells. Dextran sulfate sodium salt also has kinetic properties and can be used to study enzymatic reactions. This polymer is not toxic because it cannot be absorbed through the skin or gastrointestinal tract.

2-Deoxy-D-galactose is a metabolite of the carbohydrate galactose. It is found in the rat striatum and has been shown to inhibit glutamate dehydrogenase activity. 2-Deoxy-D-galactose also inhibits 2,3,4,5 tetrahydropyridine (MPTP) induced neurotoxicity in mice by increasing levels of uridine and nucleotides in the brain. This agent also has an effect on glomerular filtration rate and on protein synthesis. The glycoside derivatives of 2-deoxy-D-galactose are formed by joining a sugar molecule to hydroxyl group. These derivatives are then transported into cells via glucose transport proteins.

L-Glucono-1,4-lactone is a substance that belongs to the group of compounds known as alpha hydroxy acids. It is produced in the body by an enzyme called l-gluconolactonase and is present in small quantities in many fruits and vegetables. L-Glucono-1,4-lactone has been shown to prevent skin aging and protect against UV light damage through its antioxidant properties. This compound can be found in sunscreens or it can be taken orally to provide protection from the sun. Clinical data on L-Glucono-1,4-lactone treatments are not yet available.

Acidic Sophorolipids non-acetylated is a disaccharide consisting of β-1,2′ linked glucose residues with an unsaturated (cis-9) 18 carbon fatty acid chain. Acidic Sophorolipids are produced by various yeast species, notably Starmerella bombicola. Acidic Sophorolipids are amphiphilic molecules and therefore possess the attributes of surfactants; however as bio-surfactants they have several advantages over synthetic surfactants including low toxicity, biodegradability and the potential for low cost manufacture. The mixed acetylated version is also available.

Trehalose is a naturally occurring disaccharide found in many organisms.Its role in nature is as versatile as its applications in the laboratory. Trehalose is synthesized by cells in response to stress and helps retaining the cellular integrity under tough conditions: An important function of Trehalose is to stabilize protein structures and to prevent proteins from their degradation. Researchers use Trehalosefor instance as a carbon source in selective microbiological media, as desiccation protectant and for cryoprotection.

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.

1,2,3,4-Tetra-O-benzyl-6-O-tert-butyldimethylsilyl-b-D-galactopyranose is a glycosylation product of 1,2,3,4 tetra O benzyl 6 O tert butyldimethylsilyl b D galactopyranose. It is a member of the class of complex carbohydrates and has a molecular weight of 582. The compound is soluble in methanol and acetone. It has been shown to be effective for methylation, click modification and fluorination reactions as well as other modifications such as polysaccharide synthesis and saccharide modification. This compound is custom synthesized by our company with high purity.

6-O-Malonyldaidzin is a metabolite of the soybean isoflavone daidzein. It is an isoflavonoid that has been shown to activate estrogen receptors in vitro and in vivo. 6-O-Malonyldaidzin has been found to have a protective effect on hepatic steatosis, as well as an anti-inflammatory effect. This compound also appears to have matrix effects on plasma lipoproteins and vascular endothelial cells. 6-O-Malonyldaidzin is absorbed efficiently from the gastrointestinal tract, with its bioavailability being 70% or higher when taken orally. The chemical reaction for the synthesis of 6-O-Malonyldaidzin free acid can be carried out using acetylgenistin as a starting material. The sample preparation for this reaction solution may include distillation, recrystallization, or column chromatography. The analytical method for measuring the concentration of this compound includes UV spectrosc

Allosamizoline is a potent inhibitor of bacterial enzyme that is produced by the bacteria. It inhibits viral replication and has been shown to inhibit the biosynthesis of other bioactive molecules, such as cyclohexane ring, nitrogen atoms, and growth regulators. Allosamizoline is a bicyclic compound with an acetylation at the carbon atom and a cyclohexane ring. This compound also has two nitrogen atoms in its structure that are important for inhibiting bacterial enzymes. In addition, allosamizoline can be conjugated to fluorescein via an ester linkage. The fluorescein-allosamizoline conjugate can be used as a fluorescent probe for the detection of bacterial enzymes in live cells and tissues.

Used as enzyme substrates, analytical standards and for in vitro diagnostics

A uronic acid analogue of galactose

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.

Key synthetic precursor for the synthesis of lacto-oligosaccharides

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.

(1S) -1- [(2S, 3S,4R) -4-Hydroxymethyl-3- hydroxy- N-methyl-1- azetidinyl] -1, 2- ethanediol is a synthetic sugar that can be used as a glycosylation or methylation agent. It is a white powder with a molecular weight of 342. The purity of this product is > 98%. This product has CAS No. 517862-65-8.

This beta-cyclodextrin (β-CD) derivative is a functionalized cyclic oligosaccharide composed of seven glucose units, characterized by a hydrophilic exterior and a lipophilic cavity (bigger than α-CD and smaller than γ-CDs), which allows it to encapsulate various guest molecules. This structural feature facilitates its use in multiple applications, including pharmaceuticals, food enhancement, and cosmetics. In the pharmaceutical industry, it enhances the solubility and stability of poorly water-soluble drugs, improving their bioavailability and efficacy while also masking unpleasant tastes. The food sector utilizes it as a stabilizer for flavors, colors, and nutrients, extending shelf life by protecting sensitive ingredients from degradation. In cosmetics, it serves as a complexing agent for fragrances and active components, ensuring their stability and controlled release. Its use expands to many other fields, including nanotechnology for drug delivery systems, environmental remediation for extracting organic pollutants, textiles for slow-release fragrances, and analytical chemistry for chiral separation.

A fucan sulphate found in brown marine algae (Phaeophyta-typically Fucus serratus, Ascophyllum nodosum, Laminaria digitata (illustrated) and Macrocystis pyrifyra) and has been shown to have anticoagulant activity. The main constituents are α-1,4 and α-1,2 linked L-fucose sulphates although galactose also occurs and there are many variations of the basic structure found in different species of Phaeophyta.
The image was kindly provided by Prof Mike Guiry from Cork who runs ‘The Seaweed Site’.

1-Deoxy-L-allitol is a naturally occurring compound found in human urine. It has been shown to have a role in the regulation of glucose metabolism, as it is catalysed by liver enzymes and can affect the synthesis of glycogen. 1-Deoxy-L-allitol also has been found to be an activator of t-cells, which are immune cells that help regulate the body's response to infection.

Diosmetin-3'-O-b-D-glucuronide is a custom synthesis, complex carbohydrate, Oligosaccharide, Polysaccharide. It has been modified by Methylation and Glycosylation. This compound is a sugar (CAS No. 152503-50-9) that is a carbohydrate with a high purity and fluoroination. The modification of this compound includes Click chemistry.

6-Azido-6-deoxy-D-fructose is a piperidine that condenses with glyceraldehyde in the presence of aldolase and produces D-glyceraldehyde. This reaction is stereospecifically catalyzed by aldolase, which converts the product to D-glyceraldehyde 3-phosphate. 6Azido-6deoxy-D-fructose has been shown to exhibit polyhydroxylated properties.

Propofol-4-Hydroxy-1-D-glucuronide is a modification of propofol, which is commonly used as an intravenous anesthetic. It is a synthetic compound that can be custom synthesized by adding the sugar group to propofol. Propofol-4-Hydroxy-1-D-glucuronide has been shown to be a high purity and pure oligosaccharide with a CAS number. It also contains methylated and glycosylated saccharides.

2-Azido-2-deoxy-3,5-di-O-tert-butyldiphenylsilyl-D-ribono-1,4-lactone is a high purity custom synthesis sugar with a click modification. The chemical formula for this compound is C20H28N4O14 and its molecular weight is 524.329 g/mol. 2A2D3BTSL has been fluorinated, glycosylated, and methylated. It is an oligosaccharide with 6 monosaccharides and a complex carbohydrate that has a saccharide in the center of it.

D-Mannonic acid-1,4-lactone is a recombinant carbohydrate that is synthesized from l-ribose and l-arabinose. It has lysozyme inhibitory activity. D-Mannonic acid-1,4-lactone can be used to study the synthesis of lactones by escherichia coli and their inhibitory effects on lysozyme. The compound consists of two stereoisomers: dl-mannonic acid and ldl-mannonic acid. It can be detected by liquid chromatography (LC) and electrophoresis.

4-Aminobutyl 2-acetamido-2-deoxy-b-D-galactopyranoside is a modification of the carbohydrate, which is an Oligosaccharide. It is synthesized by the chemical process of Methylation and Glycosylation. The functional groups on this modification are Carbohydrate and Fluorination. CAS No. for this product is 51310-59-3, and Monosaccharide is the sugar type.

Maltotetraose is the shortest chain oligosaccharide that can be classified as a maltodextrin. It’s a component of liquid glucose (a commercial sweetener composed of glucose, maltose, maltotriose and maltotetraose), used in bread-making industry.

6-Epi-castanospermine is a nitro compound that is synthesized by the allylic oxidation of castanospermine. It has been shown to inhibit glycosidases and glycosidase inhibitors in vitro, including those from the families of α-amylase, α-L-arabinofuranosidases, β-hexosaminidases, α-glucuronidases, and phytases. 6-Epi-castanospermine has also been used as an intermediate for the synthesis of chiral polyhydroxylated compounds. The 13C NMR spectrum of this compound was found to be diagnostic for its structural assignment.

Plant cell wall component

2,5-Anhydro-3-deoxy-D-ribohexonic acid is a fluorinated monosaccharide. It is synthesized by the modification of 2,5-anhydro-3-deoxyglucose with N-(2'-fluoroethyl)trimethoxysilane (FETS). This synthetic compound can be used as a glycosylation or polysaccharide building block in the synthesis of complex carbohydrates. The FETS modification allows for the introduction of various functional groups on C1 and C2 while maintaining the high purity.

2-Azido-2-deoxy-L-lyxono-1,4-lactone is a fluorinated monosaccharide. It is synthesized using the Curtius rearrangement of 2-azidoethyl 4,6-dioxohexanoate and a Lewis acid. This compound is used as an intermediate in the synthesis of glycosylides and polysaccharides. The methylation of this molecule has been shown to be useful for the modification of carbohydrates, such as polysaccharides. The product purity can be as high as 98% when it is custom synthesized to order.

This beta-cyclodextrin (β-CD) derivative is a functionalized cyclic oligosaccharide composed of seven glucose units, characterized by a hydrophilic exterior and a lipophilic cavity (bigger than α-CD and smaller than γ-CDs), which allows it to encapsulate various guest molecules. This structural feature facilitates its use in multiple applications, including pharmaceuticals, food enhancement, and cosmetics. In the pharmaceutical industry, it enhances the solubility and stability of poorly water-soluble drugs, improving their bioavailability and efficacy while also masking unpleasant tastes. The food sector utilizes it as a stabilizer for flavors, colors, and nutrients, extending shelf life by protecting sensitive ingredients from degradation. In cosmetics, it serves as a complexing agent for fragrances and active components, ensuring their stability and controlled release. Its use expands to many other fields, including nanotechnology for drug delivery systems, environmental remediation for extracting organic pollutants, textiles for slow-release fragrances, and analytical chemistry for chiral separation.

4-Aminophenyl b-D-glucuronide sodium is a glycosylation reagent used in the synthesis of complex carbohydrates, polysaccharides and oligosaccharides.