1,2-Di-O-Isopropylidene-α-D-Xylofuranose-manufacture,factory,supplier from China

(Total 24 Products for 1,2-Di-O-Isopropylidene-α-D-Xylofuranose)
Products Description of 1,2-O-Isopropylidene-Alpha-D-Xylofuranose CAS#20031-21-41,2-O-isopropylidene-α-D-xylofuranose can be used to prepare 3-deoxy-1,2-O-isopropylidene-D-xylofuranose. 3-Deoxy-1,2-O-isopropylidene-D-xylofuranose is a chiral intermediate for the synthesis of atorvastatin to produce the pharmacological side chain.
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Products Description of α-galactosidaseCAS#9025-35-8α-Galactosidase is a glycoside hydrolase that catalyzes the hydrolysis of α-galactosidic bonds. It can hydrolyze D-galactose residues bound by α-1,6 bonds at the non-reducing end, as well as oligosaccharides such as honey, raffinose, stachyose and verbascose.
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2,3,4,6-Tetra-O-benzyl-D-glucopyranose Chemical PropertiesMelting point 145-149 °C(lit.)Boiling point 672.4±55.0 °C(Predicted)density 1.22±0.1 g/cm3(Predicted)storage temp. Sealed in dry,Store in freezer, under -20°Csolubility Soluble in chloroformpka11.87±0.70(Predicted)form Solidcolor White to Off-Whiteoptical activity[α]20/D +49±2°, c = 2% in dioxaneInChIKeyOGOMAWHSXRDAKZ-BKJHVTENSA-NSMILESOC1O[C@H](COCC2=CC=CC=C2)[C@@H](OCC2=CC=CC=C2)[C@H](OCC2=CC=CC=C2)[C@H]1OCC1=CC=CC=C1CAS DataBase Reference4132-28-9(CAS DataBase Reference)Safety InformationHazard
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Products Description of TRANS-1,2-DICHLOROETHYLENE CAS#156-60-5Trans-1,2-dichloroethylene is a chemical substance, a colorless, volatile liquid with a slightly pungent odor, flammable, and its vapor can form an explosive mixture with air. It can cause combustion and explosion when exposed to open flames and high heat. It can decompose into highly toxic phosgene and hydrogen chloride gas when heated in the air. It can react strongly with oxidants.
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Products Description of 1,2-Diformyloxyethane CAS#629-15-2Ethylene glycol diformate is a toxic substance that is liquid at room temperature and has a special odor.
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Products Description of 2,6-Di-tert-butylphenol CAS#128-39-2White or light yellow crystalline solid with phenol odor. Easily soluble in organic solvents such as alcohols, esters, alkanes, aromatic hydrocarbons, and almost insoluble in water.
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Products Description of Maltose CAS#69-79-4Maltose is the abbreviation of maltobiose, also known as D-maltose and maltose. A disaccharide formed by connecting, condensing, and dehydrating two molecules of α-D-glucose through α-1,4 glycosidic bonds. There is also a free hemiacetal hydroxyl group in the molecule, which is a reducing sugar. Like glucose, it can make Doron's reagent and Fehling's reagent react positively.
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Products Description of Imidazo[1,2-b]pyridazine CAS#766-55-2Imidazolo[1,2-b]pyridazine can be used as a pharmaceutical synthesis intermediate, and can be prepared from 3-pyridazine as a reaction raw material and 2-chloroethylamine hydrochloride, and can be used to prepare 3-ethynylimidazo[1,2-b]pyridazine, an intermediate of ponatinib.Imidazo[1,2-b]pyridazine CAS#766-55-2 Chemical PropertiesMelting point 54℃density 1.29±0.1 g/cm3(Predicted)storage temp. Inert atmosphere,Room Temperaturesolubility Soluble in dimethylformamide.form powder to crystalpka5.30±0.30(Pre
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Products Description of Palatinose CAS#58166-27-1Palatinose is an isomer of sucrose. It is made from sucrose as raw material and converted and refined by α-glucosyltransferase. It is a sweetener that uses biotechnology - enzyme engineering to change the properties of sucrose. It is a natural nutritional sugar that can avoid the disadvantages and diseases of eating too much sucrose. Palatinose is commonly known as isomaltulose, which is a disaccharide of glucose and fructose combined with α-1,6.
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Products Description of O-Phenylphenoxyethyl Acrylate CAS#72009-86-0White powderO-Phenylphenoxyethyl Acrylate Chemical Propertiesvapor pressure 0Pa at 20℃Water Solubility 30mg/L at 20℃InChIInChI=1S/C17H16O3/c1-2-17(18)20-13-12-19-16-11-7-6-10-15(16)14-8-4-3-5-9-14/h2-11H,1,12-13H2InChIKeyVAZQKPWSBFZARZ-UHFFFAOYSA-NSMILESC(OCCOC1=CC=CC=C1C1=CC=CC=C1)(=O)C=CLogP3.68EPA Substance Registry SystemPoly(oxy-1,2-ethanediyl), .alpha.-(1-oxo-2-propenyl)-.omega.-([1,1'-biphenyl]-2-yloxy)- (72009-86-0)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production
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Products Description of D-Glucal CAS#13265-84-4D-glucosene, also called D-glucosene, is a pharmaceutical intermediate that can be prepared from pentaacetyl glucose through a three-step reaction.
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Products Description of O,O-Dimethyl phosphoramidothioate CAS#17321-47-0 Spermine is a kind of polyamine, a polyamine substance containing two amino groups and two imino groups. It is a low molecular weight aliphatic nitrogenous base with biological activity produced in the process of biological metabolism.
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Products Description of BISPHENOL A ETHOXYLATE DIMETHACRYLATE CAS#41637-38-1Colorless liquidBISPHENOL A ETHOXYLATE DIMETHACRYLATE Chemical Propertiesdensity 1.12 g/mL at 25 °C(lit.)refractive index n20/D 1.532Fp >230 °Fstorage temp. 2-8°CEPA Substance Registry SystemPoly(oxy-1,2-ethanediyl), .alpha.,.alpha.'-[(1-methylethylidene)di-4,1-phenylene]bis[.omega.-[(2-methyl-1-oxo-2-propenyl)oxy]- (41637-38-1)Safety InformationHazard Codes XiRisk Statements 36/37/38-43Safety Statements 26-36WGK Germany 3 Factory and Equ
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Products Description of D-(-)-PANTOLACTONE CAS#599-04-2Hygroscopic crystals (benzene/petroleum ether, or obtained by sublimation). Melting point 80 (92°C), boiling point 130°C/2.4kPa, easily soluble in water, soluble in ethanol, ether, chloroform, carbon disulfide, benzene.
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Products Description of 2,4-di-tert-butylphenol CAS#96-76-42,4-Di-tert-butylphenol widely exists in plants and is also an important intermediate for fine chemical products. It is mainly used to prepare co-antioxidant 168, and is also used to prepare polyisobutylene, polyamide, polycarbonate, etc.; it is still It can be used to produce antioxidant Chemicalbook (300, 314), ultraviolet absorber, light stabilizer 120, dyes and textile auxiliaries, and 2402 resin.
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Products Description of D-(-)-ERYTHROSE CAS#583-50-6D-erythrose-4-phosphate is an intermediate in the enzymatic conversion of carbohydrates.D-(-)-ERYTHROSE Chemical PropertiesMelting point <25℃Boiling point 144.07°C (rough estimate)alpha D20 +1° -14.5° (3 days, c = 11)density 1.0500 (rough estimate)refractive index 1.498storage temp. 2-8°Csolubility Methanol, Waterform syruppka12.49±0.20(Predicted)color light yellowWater Solubility Fully miscible in water.Sensitive HygroscopicMerck 14,3690BRN 1721698CAS DataBase Reference
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Products Description of 1,2-Bis(2-chloroethoxy)ethane CAS#112-26-51,2-Bis(2-chloroethoxy)ethane is a transparent to slightly yellow liquid at room temperature and pressure, and is insoluble in water. It is often used as a material chemical intermediate and a reaction solvent in organic chemical reactions.
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Products Description of 2-Deoxy-D-glucose CAS#154-17-62-Deoxy-D-glucose is an anti-metabolite of D-glucose. It has the effects of interfering with the synthesis of virus-specific glycoproteins, inhibiting the proliferation of herpes simplex virus, RAN and DNA enveloped viruses, and cancer cells. At present, antiviral and anticancer drugs prepared from 2-deoxy-D-glucose have been clinically used in the treatment of herpes simplex virus and cancer, and medical health products and anti-aging cosmetics prepared from 2-deoxy-D-glucose have also been launched on the market.
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Products Description of 6-CHLOROIMIDAZO[1,2-B]PYRIDAZINE-2-CARBOXYLIC ACID CAS#14714-24-06-Chloromidazo[1,2-B]pyridazine-2-carboxylic acid can be used to prepare compounds which can be used as active pharmaceutical substances, in particular Trk antagonists, i.e. they block the intracellular kinase activity of Trk, e.g. TrkA (NGF) receptors. Tropomyosin-related kinases (Trks) are a family of receptor tyrosine kinases activated by neurotrophic factors. Trks play an important role in pain perception and in tumor cell growth and survival signaling.
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Products Description of 1,2-Benzisothiazol-3(2H)-oneCAS#2634-33-51,2-Benzisothiazol-3-one (BIT for short) is a major industrial bactericidal, preservative and enzyme inhibitor. It has an outstanding inhibitory effect on the growth of mold, algae and other microorganisms in organic media. It can solve a series of problems such as mold, fermentation, deterioration, demulsification and odor of organic products caused by microbial growth.
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Products Description of Di-tert-butyl Dicarbonate CAS#24424-99-5BOC anhydride is an organic compound with the molecular formula C10H18O5.
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Products Description of O-Phenanthroline CAS#66-71-71,10-Phenanthroline monohydrate is an organic intermediate, white crystalline powder. It is a redox indicator, a reagent for the determination of ferrous iron, palladium, vanadium, copper, and iron.Monohydrate is a white crystalline powder.
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Products Description of N,N-Di-Sec-Butyl-P-Phenylenediamine CAS#101-96-2N,N-di-sec-butyl-p-phenylenediamine is a brown-red liquid. It is an amine antioxidant with excellent properties. It is especially suitable for use as an additive for cracking or thermal cracking gasoline (gasoline with high olefin content). It can effectively prevent olefin oxidation. Produce gel.
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Poly(oxy-1,2-ethanediyl), .Alpha.-Hydro-.Omega.-Hydroxy-, Mono-C12-14-Alkyl Ethers, Phosphates CAS#68511-37-5The molecular structure contains polyoxyethylene segments, hydroxyl groups, C12-14 alkyl ether and phosphate groups. This unique structure enables it to have multiple properties. It has good surface activity, can reduce the surface tension of the liquid, and play the role of emulsification, dispersion and wetting at the interface.
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Industrialization of TrehaloseTrehalose is a stable non-reducing disaccharide consisting of two glucose molecules with an α, α, 1, 1-glycosidic bond. Trehalose was originally extracted from the ergot fungus of rye and was subsequently found to be widespread in natural flora, fauna and microorganisms, especially in fungi, algae, mosses and invertebrates. Trehalose is white crystal, a molecule of trehalose contains two molecules of crystal water, soluble in water, glacial acetic acid and hot ethanol, insoluble in ether, acetone.
New Use of Poly-L-lactic Acid as Shape Memory MaterialBackground techniqueBiopolymer is an important medical polymer material with good biodischarge and bioabsorbability advantages. It has been widely used in outdoor fixation, tissue engineering stents, operation lines, drug control, etc. Polylactic acid is usually synthesized by the ring polymerization method of lactide. According to the difference of optical ring-opening polymerization, the lactide properties are divided into D-lactide properties, L-lactide properties and DL-lactide properties.
New Use of Poly-L-lactic Acid as Shape Memory MaterialBackground techniqueBiopolymer is an important medical polymer material with good biodischarge and bioabsorbability advantages. It has been widely used in outdoor fixation, tissue engineering stents, operation lines, drug control, etc. Polylactic acid is usually synthesized by the ring polymerization method of lactide. According to the difference of optical ring-opening polymerization, the lactide properties are divided into D-lactide properties, L-lactide properties and DL-lactide properties.
Sorbitol has a chemical formula of C6H14O6 and also has 2 optical isomers, D as well as L. It is the main photosynthetic item of Rosaceae plants and also is primarily made use of as a sugar. It has a trendy pleasant taste as well as a sweet taste of regarding Fifty percent of sucrose, calorific worth is similar to sucrose.What is Sorbitol?Sorbitol has a great wonderful taste, as well as its sweet taste is about 50% -70% of that of sucrose. 1g of sorbitol creates 16.7 kJ of heat in the human body.
The sugar that people often eat in daily life is extracted from sugarcane, sugar beet and other plants. There are also some substances in the plant kingdom that are sweeter than sucrose. Stevia, native to South America, is 200 to 300 times sweeter than sucrose; the West African bamboo skewers in the tropical forests of Africa are 3000 times sweeter than sucrose; there is also a vine plant of Dioscorea nigra with the sweetness of the fruit. 90,000 times that of sucrose.However, these substances, which are thousands of times sweeter than sucrose, are rarely seen.
Vitamin K is an essential fat-soluble nutrient, and also our body needs it to accomplish healthy and balanced blood coagulation and also other functions. It has 2 forms:Vitamin K1, (phylloquinone) is discovered in green leafy vegetables, veggies and some veggie oils.Vitamin K2, (menaquinone) exists in dairy products, fermented foods and pet products.You can likewise obtain vitamin K supplements, but scientific trials reveal that the vitamin K we extract from food is a lot more effective for our body.
2-ACP Introduction2-ACP, is a chemical compound with the molecular formula C6H6ClN2. It is an important intermediate in the synthesis of various pharmaceuticals and agrochemicals. In this article, we will discuss the properties, applications, and synthesis of 2-ACP.2-ACP Properties1. Physical Properties: 2-ACP is a white to off-white crystalline powder with a melting point of 110-114℃. It is soluble in organic solvents such as ethanol, methanol, and acetone, but insoluble in water.2. Chemical Properties: 2-ACP is a heterocyclic compound containing a pyridine ring and an amino group.
2-(Methylamino)pyridine IntroductionIt, also known as MAP, is a chemical compound with the molecular formula C6H8N2. It is commonly used in the pharmaceutical and chemical industries as a building block for various drugs and chemicals. In this article, we will explore the properties, applications, and synthesis of 2-(Methylamino)pyridine.2-(Methylamino)pyridine Properties1. Physical properties: it is a colorless to pale yellow liquid with a pungent odor. It has a boiling point of 208-209°C and a melting point of -35°C.2.
Global Role of Ethylene GlycolThe global supply chain is intricately linked with the production and distribution of ethylene glycol, also known as mono ethylene glycol (MEG) or simply EG, with the chemical formula C2H6O2 and CAS number 107-21-1 . This clear, viscous liquid is a critical component in various industries, from automotive to textiles, and is commonly recognized for its use in glycol antifreeze solutions .Ethylene glycol is predominantly utilized in the manufacturing of polyester and polyurethane plastics, which are essential in the textile industry.
Recent News Summary on AntioxidantsHealth and Disease Mechanisms: A comprehensive understanding of the mechanisms of antioxidant action in health and disease has been discussed in a recent study, highlighting the role of oxidative stress in various human diseases and the potential of antioxidants as therapeutic agents .Advances in Antioxidant Research: Recent developments in the field of antioxidants have focused on the structure and antioxidant properties of various compounds.
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