Monoacetone-D-xylose-manufacture,factory,supplier from China

(Total 24 Products for Monoacetone-D-xylose)
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 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 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-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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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 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 D(+)-Glucose CAS#50-99-7Glucose is a six-carbon sugar containing an aldehyde group with a molecular formula of C6H12O6. It is the most important monosaccharide in living organisms. Its main function is to provide energy required for physiological activities of the body. It is known that the complete oxidation of 1 mol of glucose releases energy of 2870kJ (686kCal), accounting for 70% to 80% of the total energy required by the body.
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Products Description of 5-Bromo-4-chloro-7H-pyrrolo[2,3-d]pyrimidine CAS#22276-95-5 5-Bromo-4-chloro-7H-pyrrolo[2,3-d]pyrimidine belongs to nitrogen heterocyclic.      5-Bromo-4-chloro-7H-pyrrolo[2,3-d]pyrimidine  Chemical PropertiesMelting point 221-225℃Boiling point 221.0±50.0 °C(Predicted)density 2.15±0.1 g/cm3(Predicted)storage temp. under inert gas (nitrogen or Argon) at 2-8°Cform solidpka9.43±0.20(Predicted)color YellowWater Solubility Slightly soluble in water.InChIKeyOXLMTRZWMHIZBY-UHFFFAOYSA-NCAS DataBase Refer
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Products Description of AGAROSE CAS#9012-36-6Agarose is a chain-like neutral polysaccharide composed of D-galactose and 3,6-endo-L-galactose.
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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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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 Meglumine CAS#6284-40-8MeglumineChoosing a suitable counter ion for a drug is particularly important for improving the solubility and bioavailability of the drug. Meglumine (N-methyl-D-glucosamine, MChemicalbookeglumine) is a counter ion widely used to improve the solubility of drugs.
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Products Description of Pentaerythritol triacrylate CAS#3524-68-3For photosensitive filmPentaerythritol triacrylate Chemical PropertiesMelting point 15℃Boiling point 359.71°C (rough estimate)density 1.18 g/mL at 25 °C (lit.)refractive index n20/D 1.483(lit.)Fp >230 °Fstorage temp. Inert atmosphere,Room Temperaturesolubility Chloroform (Slightly), Methanol (Slightly)pka13.63±0.10(Predicted)form Liquidcolor ColorlessSpecific Gravity1.16-1.19Water Solubility Immiscible with water.Sensitive HygroscopicBRN 6598752Stabilit
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Products Description of Flumethrin CAS#69770-45-2The industrial product is a clear brown liquid with a slight special odor. The specific density d is 1.013, and the vapor pressure is 1.33×10-8Pa (20°C). It is insoluble in water, but soluble in organic solvents such as methanol, acetone, and xylene.
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Products Description of Alkylsulfonic phenyl ester CAS#91082-17-6White crystalline powderAlkylsulfonic phenyl ester Chemical Propertiesrefractive index n20/D 1.500Fp 210 °Cstorage temp. 2-8°Ccolor APHA: ≤350 Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days
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Products Description of Carnitine CAS#541-15-1Carnitine is a type of B vitamins. Its structure resembles amino acids, so some people classify it as amino acids. Its main function is to help transport long-chain fatty acids to provide energy. This can prevent fat from accumulating in the heart, liver and skeletal muscle. Artificially synthesized carnitine has three forms: L-isomer, D-isomer and racemate, and L-carnitine has the best effect. L-carnitine is a compound with multiple physiologically active functions.
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Products Description of Iodomethane CAS#74-88-4Methyl iodide is a halogenated hydrocarbon with the molecular formula CH3I, MeI. It is a monoiodine substitute of methane. The boiling point is 42.4℃, the relative density is 2.279 (20/4℃), it is a volatile liquid with high density at room temperature, the dipole moment is 1.59D, and the refractive index is 1.5304 (20°C, D), 1.5293 (21°C, D). Methyl iodide is miscible with common organic solvents, slightly soluble in water, soluble in ethanol and ether. The pure product is colorless and has a special odor.
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Products Description of Octadecanethiol CAS#2885-00-9Octadecanethiol, molecular formula C18H38S.Octadecanethiol Chemical PropertiesMelting point 30-33 °C(lit.)Boiling point 204-210 °C11 mm Hg(lit.)density 0.847 g/mL at 25 °C(lit.)vapor pressure <0.5 hPa (20 °C)refractive index n20/D 1.3610Fp 55 °Fstorage temp. Store below +30°C.form Crystalline Solidpka10.49±0.10(Predicted)Specific Gravity0.832 (30℃)0.847color WhiteWater Solubility InsolubleBRN 1811934Exposure limitsNIOSH: Ceiling 0.5 ppm(5.9
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Products Description of 2,2,4-TrimethylpentaneCAS#540-84-1Isooctane is a colorless liquid with a high octane number and is therefore widely used as a gasoline additive.2,2,4-Trimethylpentane Chemical PropertiesMelting point -107 °CBoiling point 98-99 °C(lit.)density 0.692 g/mL at 25 °C(lit.)vapor density 3.9 (vs air)vapor pressure 41 mm Hg ( 21 °C)refractive index n20/D 1.391(lit.)Fp 18 °Fstorage temp. Store at +5°C to +30°C.solubility water: insolubleform Liquidpka>14 (Schwarzenbach et al., 1993)Specific Gravity0.692 (20
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Products Description of Polymethylene polyphenyl polyisocyanate CAS#9016-87-9Brown transparent liquid with pungent odor.Polymethylene polyphenyl polyisocyanate Chemical PropertiesBoiling point 392 °C5 mm Hgdensity 1.2 g/mL at 25 °C(lit.)vapor density 8.6 (vs air)refractive index n20/D 1.634Fp >230 °Fstorage temp. Refrigerator, Under inert atmospheresolubility DMSO (Sparingly), Ethyl Acetate (Slightly), Methanol (Soluble)form Oilcolor Yellow to OrangeStability:Stable.
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Products Description of (-)-(R)-Mandelic Acid CAS#611-71-2D-mandelic acid is a polar molecule. Because it contains hydroxyl and carboxyl groups, the molecule has a certain degree of hydrophilicity. Since D-mandelic acid is a chiral molecule, its physical and chemical properties are affected by the stereostructure of its molecule. In addition, the acid-base properties of D-mandelic acid are also affected by the molecular structure.
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Products Description of 3,4-Dibromothiophene CAS#3141-26-23,4-Dibromothiophenol is a colorless to pale yellow liquid with a boiling point of 221-222°C and a melting point of 4-5°C.3,4-Dibromothiophene Chemical PropertiesMelting point 4-5 °C (lit.)Boiling point 221-222 °C (lit.)density 2.188 g/mL at 25 °C (lit.)refractive index n20/D 1.640(lit.)Fp >230 °Fstorage temp. Keep in dark place,Sealed in dry,Room Temperatureform Liquidcolor Clear colorless to yellowSpecific Gravity2.188BRN 107642InChIKeyVGKLVWTVCUDISO-UHFFFAOYSA-NCAS DataBa
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Products Description of SILICA CAS#10279-57-9Used as filler for paints and coatings, rubber reinforcing agent, plastic tackifier and thixotropic agent, thickener for synthetic grease and silicone greaseSILICA Chemical PropertiesMelting point 1610 °C(lit.)Boiling point >100 °C(lit.)density 2.6 g/mL at 25 °C(lit.)refractive index n20/D 1.544(lit.)storage temp. no restrictions.form tablets (~0.5 g each)Water Solubility Insoluble in water.Exposure limitsNIOSH: IDLH 3000 mg/m3; TWA 6 mg/m3EPA Substance Registry SystemSilica, h
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Products Description of Monoethanolamine CAS#141-43-52-Hydroxyethylamine, also known as ethanolamine, is an organic compound with the chemical formula C2H7NO.Monoethanolamine Chemical PropertiesMelting point 10-11 °C(lit.)Boiling point 170 °C(lit.)density 1.012 g/mL at 25 °C(lit.)vapor density 2.1 (vs air)vapor pressure 0.2 mm Hg ( 20 °C)refractive index n20/D 1.454(lit.)Fp 200 °Fstorage temp. Store at +15°C to +25°C.solubility Soluble in benzene, ether, carbon tetrachloride.pka9.5(at 25℃)form Liquidcolor
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Relate News
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.
For gemstones, amber is undoubtedly the most precious kind, and it is loved and sought after. However, the formation of amber takes a very long time. Therefore, it is not as simple as it looks on the surface. It also contains rich substances, which can be extracted and used in many aspects. It can also be made into various medicines with remarkable effect. It can be said that amber not only has a beautiful appearance, but also helps in medicine.Amber's Powerful Root - Succinic AcidSuccinic acid is a colorless crystal extracted from amber by scientists in the 15th century.
Pectin is a sort of all-natural polymer substance, which generally exists in all greater plants as well as is an important component of plant intercellular compound. Pectin is transferred in the key cell wall as well as intercellular layer, and cross-links with various components of cellulose, hemicellulose, lignin microfibrils as well as some extensin in the primary wall to make various cell cells frameworks Difficult, exhibiting an intrinsic shape, and also a supporting material for internal cells.
In fact, many people are familiar with glucose. This is a very helpful nutrient to the human body. It can effectively enhance the body’s immunity, improve the ability to resist viruses, maintain the balance of intestinal flora, and effectively delay skin aging. To achieve the effect of lowering cholesterol, but if excessive intake can also lead to increased blood sugar.Glucose is a kind of monosaccharide that widely exists in nature. There are many functions and functions of glucose.
As early as 1780, the Swedish chemist Sheele discovered lactic acid from waste milk; the production of lactic acid by fermentation originated from the natural fermentation of Boutron and Fremy in 1941; the industrial production of lactic acid by pure fermentation was started by Charles E. Avery in 1881. began; and large-scale industrial production of L-lactic acid was formed in the early 1990s.
Camphor oil is one of the coloring oils used in glaze colors. Made from camphor resin. Light yellow, volatile, with a strong camphor smell. “Ceramic Color Painting”: “Use it to expand the color when painting new colors, it is easy to develop the oil, the brush is loose, and it dries quickly after painting. Pastel is rarely used, only used for freehand color expansion. Sometimes It is also used to develop dry pens, or to wipe off the residue that has consolidated in the dish, or to wipe off the dried waste line on the screen.
Urotropine, also known as hexamethylenetetramine, is a polycyclic heterocyclic compound with similar structure to adamantane, and the molecular formula is c6h12n4. Urotropine is a white crystal, which can be prepared by the reaction of formaldehyde and ammonia. The molecule contains four mutually fused triazane rings. It is limited soluble in water and easily soluble in most organic solvents.Urotropine is widely used. It can be used as raw materials for organic synthesis, analytical chemical reagents, antibiotics and fuels, and also has many uses in chemical production.
Niacinamide, also called nicotinamide, is an amide substance of niacin. White crystalline powder; odorless or nearly odorless, bitter in taste; slightly hygroscopic. Soluble in water or ethanol, soluble in glycerol.Because nicotinamide is a B vitamin derivative, as well as nicotinamide is additionally a component of coenzymes, it is an essential part of the body as a coenzyme of several dehydrogenases.
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