Osteum-manufacture,factory,supplier from China

(Total 24 Products for Osteum)
Products Description of 4'-Chloroacetophenone CAS#99-91-2Chloroacetophenone is an organic compound with the molecular formula C8H7ClO. It is a white liquid at room temperature. Insoluble in water, soluble in organic solvents.
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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 DL-Mandelic acid 99% CAS#90-64-2Mandelic acid is a large molecular weight fruit acid that is lipophilic. Compared with the common fruit acid-glycolic acid, mandelic acid has certain antibacterial ability. At the same time, compared with common glycolic acid and lactic acid, its penetration rate into Chemicalbook skin will be slower, which means that it is less irritating than glycolic acid. Its fat solubility is increased and the ability of stratum corneum to penetrate the skin is improved.
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Products Description of DMPT CAS#4337-33-1Dimethyl-beta-propiothetin, English name: Dimethyl-beta-propiothetin,abbreviated as: DMPT, it exists in two forms: one is dimethyl-beta-propiothetin hydrochloride (Dimethyl-beta-propiothetin hydrochloride), CAS: 4337-33-1, molecular formula C5H11SO2Cl, molecular weight 170.66.The other is dimethyl-beta-propiothetin hydrobromide (Dimethyl-beta-propiothetin hydrobromide), CAS: 20986-22-5.
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Products Description of Hexamethylene diacrylate CAS#13048-33-4This product is a bifunctional monomer with low skin irritation, low shrinkage and high activity.
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Products Description of OP 935 CAS#225789-38-8 As a new type of phosphorus-based flame retardant, diethylaluminum hypophosphite has high thermal stability, chemical stability and environmental friendliness, and can be used as an excellent polymer material flame retardant to replace environmentally harmful halogen flame retardants.OP 935 Chemical PropertieWater Solubility 1.6g/L at 25℃CAS DataBase Reference225789-38-8Product Application of OP 935 CAS#225789-38-8 The main chemical bonds in the structure of diethyl aluminum hypophosphite are P-C, P=O, P-O, and its flame r
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Products Description of Cesium Iodide CAS#7789-17-5Cesium iodide, abbreviated as CsI, and inorganic halides including CsI(Tl) are widely used as scintillating media for high-energy particle and ionizing radiation detectors.
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Products Description of 3-Pyridazinecarboxylic Acid CAS#2164-61-63-Carboxypyridazine is a heterocyclic derivative that can be used as a pharmaceutical intermediate in pharmaceutical experimental research and pharmaceutical synthesis.3-Pyridazinecarboxylic Acid CAS#2164-61-6  Chemical PropertiesMelting point 200-209 °CBoiling point 404.2±18.0 °C(Predicted)density 1.403±0.06 g/cm3(Predicted)storage temp. Keep in dark place,Sealed in dry,Room Temperatureform solidpka3.65±0.10(Predicted)Safety InformationHazard Codes XiRisk Statements 36/37/38Safet
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Fumed Silica CAS#112945-52-5Synthetic Amorphous Silica has interesting thickening and thixotropic properties, and an enormous external surface area. It is produced by a vapor phase hydrolysis process using chlorosilanes or substituted silanes such as, silicon tetrachloride in a flame of hydrogen and oxygen. This material is formed and collected in a dry state.
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1,4-Butanediol  CAS#110-63-41,4-butanediol (1,4-BD) is a colorless, viscous liquid derived from butane with the aid of placement of alcohol organizations at every give up of its molecular chain and is one of 4 secure isomers of butanediol.the hydroxyl feature of every give up crew of the Butanediol reacts with exceptional mono- and bifunctional reagents: for instance with dicarboxylic acids to polyesters, with diisocyanates to polyurethanes, or with phosgene to polycarbonates.
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Products Description of ASTRAZON PINK FG CAS#3648-36-0Dark red uniform powder. Dissolves in water to produce bright pink. When dyed at high temperature (120℃), the color does not change. If dyed in sulfuric acid bath, the color changes slightly, and when dyed in formic acid bath, the color does not change. Light fastness level 4.
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Products Description of (2-Bromoethyl)benzene  CAS#103-63-9β-Bromophenylethane is an important intermediate for the synthesis of highly efficient brominated flame retardant polybrominated styrene, and is also commonly used in the preparation of organic synthesis intermediates. For example, β-Bromophenylethane can be used to prepare 4-(4-phenylbutoxy)benzoic acid, an intermediate for preparing pranlukast. Pranlukast was first successfully developed by Ono Co., Ltd. of Japan as an anti-asthma drug and was launched in Japan in 1995.
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Products Description of N-Methylhomopiperazine CAS#4318-37-0It is a chemical substance with the molecular formula C6H14N2.N-Methylhomopiperazine Chemical PropertiesBoiling point 74-75 °C/35 mmHg (lit.)density 0.918 g/mL at 25 °C (lit.)refractive index n20/D 1.477(lit.)Fp 113 °Fstorage temp. -20°Cpka10.82±0.20(Predicted)InChIInChI=1S/C6H14N2/c1-8-5-2-3-7-4-6-8/h7H,2-6H2,1H3InChIKeyFXHRAKUEZPSMLJ-UHFFFAOYSA-NSMILESN1(C)CCCNCC1CAS DataBase Reference4318-37-0(CAS DataBase Reference)NIST Chemistry ReferenceN-methyl homopiperazine(4318-37-0)Safety InformationH
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Products Description of 3,4-Diaminotoluene CAS#496-72-0 3,4-Diaminotoluene is a chemical with the molecular formula C7H10N2.3,4-Diaminotoluene Chemical PropertiesMelting point 87-89 °C (lit.)Boiling point 155-156 °C/18 mmHg (lit.)density 1.2207 (rough estimate)refractive index 1.5103 (estimate)Fp 155-156°C/18mmstorage temp. Keep in dark place,Inert atmosphere,Room temperaturesolubility Chloroform (Sparingly), Methanol (Slightly)pka4.59±0.10(Predicted)form Crystalline Chunks or Flakescolor Brown to grayish-brownWater Solubility 16 g/L
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Products Description of PERKADOX PF-DBM25CAS#1931-62-0White powderPERKADOX PF-DBM25 Chemical PropertiesMelting point 130-131 °CBoiling point 260.8±42.0 °C(Predicted)density 1.185±0.06 g/cm3(Predicted)vapor pressure 0.147Pa at 25℃storage temp. Flammables areapka2.38±0.25(Predicted)Water Solubility 642mg/L at 20℃LogP0.9 at 30℃CAS DataBase Reference1931-62-0EPA Substance Registry System2-Propeneperoxoic acid, 3-carboxy-, 1-(1,1-dimethylethyl) ester, (2Z)- (1931-62-0)Safety InformationHazard Codes Xn-ORisk Statements 7-41-36/38-22Safety Statements 
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Products Description of Cocamidopropyl betaine CAS#61789-40-0Cocamidopropyl betaine is a mixture, generally containing several main ingredients in different contents: decylamidopropyl betaine (abbreviated as C10), lauramidopropyl betaine (abbreviated as C12), myristamidopropyl betaine (abbreviated as C14), palmitamidopropyl betaine (abbreviated as C16), stearamidopropyl betaine (abbreviated as C18), etc.Cocamidopropyl betaine Chemical PropertiesBoiling point 104.3℃[at 101 325 Pa]vapor pressure 0Pa at 25℃storage temp. Refrigeratorsolubility Methanol (Sparingly), Water (
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Products Description of HexaglycerolCAS#36675-34-0Hexaglycerol is a viscous light yellow liquid or colorless transparent liquid, which has strong hygroscopicity and is a good water-based solvent.
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Products Description of 3-Hydroxyphenylphosphinyl-propanoic acidCAS#14657-64-8Used in organic synthesis, manufacture of pesticides and pharmaceutical intermediates3-Hydroxyphenylphosphinyl-propanoic acid Chemical PropertiesMelting point 158.0 to 162.0 °CBoiling point 526.6±42.0 °C(Predicted)density 1.35±0.1 g/cm3(Predicted)vapor pressure 0Pa at 20℃storage temp. 2-8°Csolubility soluble in Methanolform powder to crystalpka2.21±0.50(Predicted)color White to Almost whiteWater Solubility 31.183g/L at 20℃LogP-4.2 at 20℃CAS DataBase Reference14657-64-
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Products Description of DL-Menthol CAS#89-78-1 Menthol is a chemical agent. It is extracted from the leaves and stems of mint. It is a white crystal with a molecular formula of C10H20O. It is the main component of mint and peppermint essential oils. In the world, China and Brazil are the main natural mint producers, and the annual output of mint oil reaches 2000-3000 tons. Menthol and racemic menthol can be used as flavoring agents for toothpaste, perfume, beverages and candies.
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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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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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POLY(ETHYLENE GLYCOL) METHYL ETHER ACRYLATE Chemical PropertiesMelting point 6-7 °C(lit.)density 1.09 g/mL at 25 °C(lit.)Fp >230 °Fstorage temp. -20°Cform Granular Solidcolor White to off-whiteWater Solubility Soluble in waterEPA Substance Registry SystemPoly(oxy-1,2-ethanediyl), .alpha.-(1-oxo-2-propenyl)-.omega.-methoxy- (32171-39-4)Safety InformationHazard Codes TRisk Statements 45-46Safety Statements 53-36/37/39-24/25-22-45WGK Germany 3TSCA YesHS Code 39072090Factory and Equipment ShowFast delivery
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Products Description of Ammonium bicarbonate CAS#1066-33-7Ammonium bicarbonate(1066-33-7) is a commonly used reagent for industrial and research procedures. Ammonium bicarbonate is volatile in solution and releases ammonia and CO2. This property makes ammonium bicarbonate a good buffer for such applications as lyophilization and matrix assisted laser desorption.
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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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Relate News
Hydroxyethylidene diphosphonic acid characteristics:HEDP(Hydroxyethylidene Diphosphonic Acid) is an organic phosphoric acid and corrosion inhibitor, which can form stable complexing agent with iron, copper, zinc and other metal ions, and can dissolve oxides on the metal surface. HEDP can still play a good role in corrosion and scale inhibition at 250°C, is still very stable at high pH values, not easy to be hydrolyzed, and not easy to decompose under general light and heat conditions.
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.
Sericin protein is a natural macromolecular protein wrapped on the surface of silk fibroin. It is mainly secreted by the silk glands of silkworms and is one of the main proteins that make up the silkworm cocoon.
Table of Funny Chemistry StoriesOld new sealPure blue ink and blue-black inkFind a "coat" for the bookBallpoint pen or ballpoint penFour Color Ball StampsThe "natural enemy" of glassThe "Haunted" StoryNational football - our prideFlash in the darkReferenceSodium Propionate CAS 137-40-6Old new sealThere is a batch of ancient paintings that have become grayish yellow and dull, but the seals on them are bright red, like new ones.
Latest Developments in Acetic Acid ProductionRecent advancements in the production of acetic acid highlight a significant shift towards more sustainable and innovative methods. Acetic acid, an essential organic compound, is increasingly produced through biotechnological processes and carbon dioxide (CO2) conversion, reflecting the industry's commitment to sustainability.Bioproduction Innovations: The biological production of acetic acid is gaining traction as a sustainable alternative. Techniques such as genetic engineering are being utilized to enhance yields and reduce production costs.
Evening primrose (Eveningprimrose) is a willow leaf vegetable native to North America. It gets its name because its flowers only bloom at night. Its roots, stems and leaves are often used as medicine by European nobles, so it is also known as the emperor’s panacea.Modern research has found that evening primrose oil extracted from evening primrose seeds is rich in GLA (gamma-linolenic acid). GLA is an unsaturated fatty acid, which is an important component of human cell membranes.
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.
Title: Global Dimethyl Disulfide (DMDS) Market: Production, Supply Dynamics, and Industry TrendsIntroduction:The global market for Dimethyl Disulfide (DMDS), chemically known as C2H6S2 with the CAS number 624-92-0, is witnessing a surge in demand across various sectors, driving its production and supply chain to new heights.
Collagen, (acmetea) repair factor is a macromolecular functional protein. It is the main component of the skin and accounts for 80% of the dermis of the skin. It forms a fine elastic network in the skin to firmly lock moisture and support the skin.Collagen is a high molecular functional protein. It is the main component of the skin and accounts for 80% of the dermis of the skin. It forms a fine elastic network in the skin, which firmly locks in moisture and supports the skin.
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