4-Hydroxycoumarine-manufacture,factory,supplier from China

(Total 24 Products for 4-Hydroxycoumarine)
Products Description of Tetrahydro-4-pyranol CAS#2081-44-9Tetrahydropyran-4-ol is a colorless transparent liquid at room temperature and pressure. It has good polarity and hydrophilicity and can be used as a solvent in organic synthesis. The structure of tetrahydropyran-4-ol contains a tetrahydropyran unit and an active hydroxyl structure, and has high chemical reactivity and diverse chemical conversion properties. The tetrahydropyran-4-ol molecule contains a hydroxyl structure, so it has a certain polarity.
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Products Description of 4-Acryloylmorpholine CAS#5117-12-4N-Acryloylmorpholine is a chemical substance with the molecular formula C7H11NO2.4-Acryloylmorpholine Chemical PropertiesMelting point −35 °C(lit.)Boiling point 158°C 50mmdensity 1.122 g/mL at 25 °C(lit.)vapor pressure 1.03-1.64Pa at 25-29.9℃refractive index n20/D 1.512(lit.)Fp >230 °Fstorage temp. 2-8°Csolubility Soluble in waterpka-1.08±0.20(Predicted)form Liquidcolor Colorless to yellowWater Solubility 1000g/L at 20℃Sensitive Light Sensi
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Products Description of TRIDECETH-4 CAS#69011-36-5Condensation products of isomeric alcohol and ethylene oxideTRIDECETH-4 Chemical PropertiesBoiling point 290℃[at 101 325 Pa]density 0.907[at 20℃]vapor pressure 0.007Pa at 20℃Water Solubility 56mg/L at 20℃LogP4.73 at 25℃EPA Substance Registry SystemPolyethylene glycol mono(branched tridecyl) ether (69011-36-5) Safety InformationRIDADR 3082HazardClass 9PackingGroup IIIProduct Application of TRIDECETH-4 CAS#69011-36-5Isomeric alcohol ether E-1300 products are easily dispersed or soluble in water, a
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Products Description of 4-Acetylpyridine CAS#1122-54-94-Acetylpyridine is an organic compound with the molecular formula C7H7NO.4-Acetylpyridine Chemical PropertiesMelting point 13-16 °C(lit.)Boiling point 212 °C(lit.)density 1.095 g/mL at 25 °C(lit.)refractive index n20/D 1.529(lit.)Fp >230 °Fstorage temp. Inert atmosphere,Room Temperaturesolubility Chloroform, Ethyl Acetateform LiquidpkapK1: 3.505(+1) (25°C)Specific Gravity1.110 (20/4℃)color brown-yellowishWater Solubility insolubleBRN 107629InC
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Products Description of 4'-Methylpropiophenone CAS#5337-93-9The molecule of p-methylpropiophenone contains a polar carbonyl (C=O) bond and a non-polar benzene ring. The whole molecule is relatively polar, but also has a certain non-polarity. Therefore, it can be dissolved in non-polar solvents such as petroleum ether and benzene, as well as polar solvents such as ethanol and dimethylformamide. The molecule of p-methylpropiophenone contains a long alkyl chain and a benzene ring, and there are certain van der Waals forces and hydrogen bonding forces between molecules.
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Products Description of Diantimony trioxide CAS#1309-64-4 Antimony trioxide is an inorganic compound with the chemical formula Sb2O3. The natural product is called antimony white, commonly known as antimony white. It is a white crystalline powder with a melting point of 655℃ and a boiling point of 1550℃. It is soluble in concentrated hydrochloric acid, sulfuric acid, alkaline solution and hot tartaric acid solution, slightly soluble in water, dilute nitric acid and dilute sulfuric acid.
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Products Description of 4-Chloroquinoline CAS#611-35-84-Chloroquinoline is a key intermediate commonly used in the synthesis of quinoline derivatives with important biological activities.
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Products Description of 4-Methylbenzenesulfonhydrazide CAS#1576-35-8p-Toluenesulfonylhydrazine, also known as 4-methylbenzenesulfonylhydrazine, is a white crystalline powder, easily soluble in alkali, soluble in methanol, ethanol and butanone, slightly soluble in water and aldehydes, and insoluble in benzene and toluene. It is used as a foaming agent for natural rubber, synthetic rubber and a variety of plastics, making plastics and rubber products have fine closed-cell structures, small shrinkage and high tear strength.
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Products Description of 4-Bromopyridine hydrochlorideCAS#19524-06-24-Bromopyridine hydrochloride is a white crystalline solid at room temperature and pressure. It has a certain degree of hygroscopicity and is easily deliquescent in water. It is often used as a coupling reagent and a precursor molecule of pyridine derivatives in organic synthetic chemistry. When used, it is often pre-treated with alkali to release 4-bromopyridine.
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Products Description of 4-Aminoisoquinoline CAS#23687-25-44-Aminoisoquinoline is a white powdery crystal.CAS No.
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Products Description of POLYGLYCERYL-4 LAURATE CAS#75798-42-4Colorless liquidFactory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days
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Products Description of PhenetidineCAS#156-43-4Colorless oily flammable liquid. It gradually turns red to brown when exposed to air and sunlight.
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Products Description of 4-morpholinecarbaldehyde CAS#4394-85-8N-formylmorpholine (NFM) is an important organic solvent and fine chemical raw material. It is a colorless transparent liquid at room temperature. It has the chemical properties of amides.
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Products Description of 4-Chromanone CAS#491-37-2White crystals.
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Dimethylolurea Chemical PropertiesMelting point 125 °C (dec.)(lit.)Boiling point 224.08°C (rough estimate)density 1.34refractive index 1.4610 (estimate)Fp 100 °Cstorage temp. 2-8°Cpka12.14±0.46(Predicted)form powder to crystalcolor White to Almost whiteWater Solubility 150 g/LMerck 14,6968BRN 1811870InChIKeyQUBQYFYWUJJAAK-UHFFFAOYSA-NLogP-2.610 (est)CAS DataBase Reference140-95-4(CAS DataBase Reference)NIST Chemistry ReferenceDimethanolurea(140-95-4)EPA Substance Registry SystemDimethylolurea (140-95-4) Safety InformationHaz
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Products Description of 4'-HydroxyacetophenoneCAS#99-93-4Since p-hydroxyacetophenone contains hydroxyl and ketone groups on the benzene ring in its molecule, it is often used as an intermediate in organic synthesis to react with other compounds to synthesize many important substances.
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4-(1-Acetylpiperazin-4-yl)phenol CAS#67914-60-7Crystalline compound.
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Products Description of 7-Diethylamino-4-methylcoumarin CAS#91-44-17-Diethylamino-4-methylcoumarin is a vital organic compound with a spectrum of applications, predominantly utilized as a fluorescent brightening agent in the textile and paper industries, enhancing the whiteness and brightness of materials. Our collaboration cases exemplify its integration in improving the luminosity of various products, a testament to its effectiveness in real-world applications.
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Products Description of 4-Hydroxycoumarin CAS#1076-38-64-Hydroxycoumarin is a coumarin derivative, one of the most versatile heterocyclic scaffolds, commonly used in the synthesis of various organic compounds. 4-Hydroxycoumarin has electrophilic and nucleophilic properties. 4-Hydroxycoumarin appears as slightly yellow needle-shaped crystals.
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Products Description of LANTHANUM ACETATECAS#917-70-4White powderLANTHANUM ACETATE Chemical Propertiesdensity 2.02[at 20℃]Water Solubility 100g/L at 20℃CAS DataBase Reference917-70-4(CAS DataBase Reference)EPA Substance Registry SystemLanthanum acetate (917-70-4)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days
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Products Description of 4-tert-Octylphenol CAS#140-66-9It is widely used in the manufacture of oil-soluble octylphenol-formaldehyde resins, surfactants, medicines, pesticides, additives, adhesives, and ink fixatives.4-tert-Octylphenol Chemical PropertiesMelting point 79-82 °C(lit.)Boiling point 175 °C30 mm Hg(lit.)density 0.95 g/cm3 (20℃)vapor pressure 2Pa at 38℃refractive index 1.5003 (estimate)Fp 145 °Cstorage temp. -20°Csolubility water: slightly soluble0.007g/L at 20°Cpka10.15±0.15(Predicted)color White flakesPH Range6 a
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Products Description of 4-Chlorobenzotrifluoride CAS#98-56-64-Chlorobenzotrifluorotoluene (4-chlorobenzotrifluorotoluene) is a colorless and transparent liquid with the smell of halogenated benzene.
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Products Description of SCLEROGLUCAN CAS#39464-87-4Scleroglucan is a non-ionic water-soluble homopolysaccharide produced by filamentous fungi.
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Products Description of 4-AminophenolCAS#123-30-8Aminophenol is also known as hydroxyaniline and aminohydroxybenzene. There are three isomers, namely o-aminophenol, m-aminophenol and p-aminophenol (4-aminophenol). In 1874, Baeyer et al. first prepared p-aminophenol. Due to the different relative positions of the hydroxyl group and the amino group, the three are also different in terms of physical and chemical properties. This product is weakly alkaline, weakly acidic and strongly reducing. Because it has both amino and phenol groups, it has the common properties of both.
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Calcium chloride, CAS#10043-52-4, as a common chemical substance, plays an indispensable role in numerous industries due to its unique physical and chemical properties.In the road construction and maintenance industry, Calcium chloride, CAS#10043-52-4 is the "guardian" of winter road safety. In winter, in the northern regions of the United States, Calcium chloride, CAS#10043-52-4 is often used as a de-icing agent. It is spread on the roads to quickly melt the snow and prevent ice formation, ensuring traffic safety.
CAS#433711-95-6 IntroductionThe chemical compound (2-Bromo-pyridin-4-yl)carbamic acid tert-butyl ester, also known as CAS#433711-95-6, is a key intermediate in the synthesis of various pharmaceuticals and agrochemicals. This compound is widely used in the chemical industry due to its unique properties and versatile applications.
Breaking News: Innovative Advancement in Sodium Sulfur BatteriesResearchers at Osaka Metropolitan University have achieved a significant breakthrough in the development of all-solid-state sodium batteries, a promising alternative to lithium-ion batteries for next-generation energy storage systems.
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.
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.
Sodium Hydroxide, also known as caustic soda or lye, with CAS#1310 - 73 - 2, is a highly significant chemical compound extensively utilized in diverse industries.Production and Market TrendsRecent data indicates notable production figures for Sodium Hydroxide across different regions. In 2023, China's December output of Sodium Hydroxide (equivalent to 100% purity) reached 3.69 million tons. This represented a month - on - month increase of 5.49% and a year - on - year growth of 7.7%.
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.
Potassium carbonate (K2CO3), as a common inorganic compound, has been widely studied and utilized since ancient times due to its unique chemical properties and versatile applications. From its natural formation to its myriad uses in modern industry, the story of potassium carbonate mirrors the progress of chemistry and the advancement of human civilization.Through the exploration of potassium carbonate, we can gain a better understanding of the substance itself and discern the multifaceted role of chemicals in modern society.
Dextran refers to a homopolysaccharide composed of glucose as a monosaccharide. The difference in the length of the dextran chain determines its different medicinal value. Long-chain dextran is usually a blood volume expansion drug with a molecular weight of tens of thousands to hundreds of thousands; while short-chain dextran can be complexed with ferric hydroxide , made of iron dextran, that is, iron dextran.What is Dextran?Dextran is a high-molecular glucose polymer synthesized from sucrose catalyzed by dextran sucrase (dextransucrase EC2.4.1.5) produced by Leuconostocmesenteroides.
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