517 89 5-manufacture,factory,supplier from China

(Total 24 Products for 517 89 5)
Products Description of Shikonin CAS#517-89-5Shikonin (shikonin, shikonin, shikonin) is a class of natural products with naphthoquinone structure extracted from the root of Lithospermum officinale, which has anti-inflammatory, antioxidant, anti-tumor, and wound healing effects. In recent years, the anti-tumor effects of shikonin and its derivatives have been widely studied.Several in vitro and in vivo studies have shown that shikonin and its derivatives can effectively inhibit the occurrence and development of gynecological malignancies such as breast cancer and cervical cancer.
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Products Description of CARAMEL CAS#8028-89-5Caramel color is one of the food colorings with the longest history of human use. It is also the most widely used and popular food additive currently used by people. It has high color rate and strong coloring ability, reflecting the unique reddish brown color of fermented soy sauce, which is ruddy and bright. It has moderate viscosity, good solubility, high salt tolerance and stable quality.CARAMEL Chemical Propertiesdensity 1.35 g/cm3FEMA 2235 | CARAMEL COLOROdorat 100.00 %.
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Products Description of 2-Methoxy-5-pyridineboronic acid CAS#163105-89-32-Methoxy-5-pyridineboronic acid, an organic chemical substance, molecular formula: C6H8BNO3.2-Methoxy-5-pyridineboronic acid Chemical PropertiesMelting point 135-140 °C(lit.)Boiling point 313.2±52.0 °C(Predicted)density 1.24±0.1 g/cm3(Predicted)storage temp. 2-8°Cpka7.26±0.10(Predicted)form powder to crystalcolor White to Almost whiteWater Solubility Soluble in water.BRN 9119950InChIKeyDHADXDMPEUWEAS-UHFFFAOYSA-NCAS DataBase Reference163105-89-3(CAS DataBase Reference)Safe
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Products Description of Pyromellitic Dianhydride CAS#89-32-7The English name of pyromellitic dianhydride is Pyromellitic Dianhydride (abbreviated as PMDA, the same below), which is mainly used to synthesize polyimide.
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Products Description of Inositol CAS#87-89-8Myo-inositol, also known as cyclohexanol, hexahydroxycyclohexane, cyclohexitol, myo-inositol, and inositol, is one of the B vitamins. There are 9 isomers due to the different orientations of the hydroxyl groups relative to the ring plane. body, 7 of which are non-optically active and 2 are optically active (left-handed and right-handed).In the natural chemical world, it exists in all biological tissues in free or combined form. It is a common component in animal and plant cells.
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Products Description of Indigo CAS#482-89-3Indigo is a vat dye with a history of more than 3,000 years. Xun Kuang's famous saying of the Warring States Period, "Blue, comes from blue and is better than blue" originated from the indigo dyeing technology at that time. "Qing" here refers to cyan, and "blue" refers to the blue grass from which indigo is made.
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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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Products Description of 2-[(4-Aminophenyl)sulfonyl]ethyl hydrogen sulfate CAS#2494-89-5White crystals. Soluble in water, insoluble in ethanol, ether and benzene.
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Epichlorohydrin CAS# 106-89-8Epichlorohydrin is a sort of organochlorine compound as properly as epoxide. It can be used as an industrial solvent. It is a exceptionally reactive compound, and can be used for the manufacturing of glycerol, plastics, epoxy glues and resins, and elastomers. It can additionally be used for the manufacturing of glycidyl nitrate and alkali chloride, used as the solvent of cellulose, resins, and paint as properly as being used as an insect fumigant.
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Products Description of 2-Acrylamide-2-methylpropanesulfonic acid CAS#15214-89-82-Acrylamido-2-methylpropanesulfonic acid (AMPS) is a water-soluble sulfonic acid group with strong anionic properties, which makes it salt-resistant, high-temperature-resistant, dye-affinity, conductive, ion-exchangeable and highly tolerant to divalent cations; the amide group makes it have good hydrolysis stability, acid and alkali resistance and thermal stability; and the active double bond makes it have addition polymerization properties, and it can produce copolymers with a variety of hydrocarbon monomers
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Products Description of UV Absorber 326CAS#3896-11-5Ultraviolet absorbers refer to a kind of preparation that can prevent a large amount of ultraviolet rays from passing through.
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Products Description of Mineral oil CAS#8042-47-5 is a highly refined petroleum distillate that is colorless to pale yellow in appearance, with a clear and viscous texture. It is essentially odorless, with a specific gravity ranging from 0.79 to 0.94 at 15.6 °C, and a boiling point that varies widely, typically between 150–894 °C. Mineral oil has a low vapor pressure, which is less than 0.1 kPa at 20 °C, and a flash point of 168.33 °C.
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Products Description of 5-CyanoindoleCAS#15861-24-2Off-white crystals, melting point 106-107℃.5-Cyanoindole Chemical PropertiesMelting point 106-108 °C(lit.)Boiling point 249.72°C (rough estimate)density 1.1777 (rough estimate)refractive index 1.6211 (estimate)storage temp. Keep in dark place,Inert atmosphere,Room temperaturesolubility Chloroform, Hexane, Methanolform Crystalline Powderpka15.62±0.30(Predicted)color White to slightly yellowWater Solubility Soluble in chloroform, hexane and methanol.
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Products Description of Dibenz[b,f]azepine-5-carbonyl chlorideCAS#33948-22-0Crystallization (toluene).
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Products Description of Ethylamine-borontrifluorideCAS#75-23-0Boron trifluoride ethylamine is mainly used as a latent curing agent for epoxy resin.Ethylamine-borontrifluoride Chemical PropertiesMelting point 85-89 °C(lit.)Boiling point 148°C/1mmHg(lit.)density 1,38 g/cm3Fp 157°Cstorage temp. 2-8°Cform solidcolor White to Light yellowPHpH(50g/l, 25℃) : 4.0~5.6Water Solubility Reacts with water.Sensitive Moisture SensitiveBRN 3672802Exposure limitsACGIH: TWA 2.5 mg/m3NIOSH: IDLH 250 mg/m3InChIInChI=1S/C2H6BF3N/c1-2-7-3(4,5)6/h7H,2H2,1H3
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Products Description of Pectin CAS#9000-69-5 Pectin (English: pectin) is a natural high molecular compound. It is mainly found in all higher plants and is an important component of plant cell matrix. Pectin is deposited in the primary cell wall and intercellular layer. In the primary wall, it cross-links with microfibrils of cellulose, hemicellulose, lignin and certain extensins of different contents, making various cell tissue structures hard and showing inherent morphology, and serving as a supporting substance for internal cells.
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Products Description of 5-Bromothiophenesulfonyl Chloride CAS#55854-46-15-Bromothiophene-2-sulfonyl chloride is an organic compound.5-Bromothiophenesulfonyl Chloride  Chemical PropertiesMelting point 40-44 °C (lit.)Boiling point 100-102 °C/0.5 mmHg (lit.)density 1.985±0.06 g/cm3(Predicted)Fp >230 °Fstorage temp. Keep in dark place,Inert atmosphere,Store in freezer, under -20°Cform crystalline powdercolor Off-white/ faint lemonSensitive Moisture SensitiveCAS DataBase Reference55854-46-1(CAS DataBase Reference)Safety InformationHazard Cod
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Products Description of Trimethylsioxysilicate CAS#56275-01-5White powderTrimethylsioxysilicate Chemical PropertiesFp 4°C (39°F)EPA Substance Registry SystemSilicic acid, trimethylsilyl ester (56275-01-5)Safety InformationRisk Statements 11Safety Statements 24/25RIDADR 1993TSCA YesFactory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days
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Products Description of Indole-5-Carboxylic Acid CAS#1670-81-1Indole-5-carboxylic acid is a pharmaceutical intermediate.Indole-5-Carboxylic Acid Chemical PropertiesMelting point 211-213 °C (lit.)Boiling point 287.44°C (rough estimate)density 1.2480 (rough estimate)refractive index 1.5050 (estimate)storage temp. Keep in dark place,Sealed in dry,Room Temperaturesolubility Soluble in ethanol (50 mg/ml), dimethyl sulfoxide and methanol.pka4.40±0.30(Predicted)form Powdercolor Light beige to yellowBRN 124391InChIKeyIENZCGNHSIMFJE-UHFFFAOYSA-NCAS Data
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Products Description of VANPLAST 202 CAS#61790-48-5White powderVANPLAST 202 Chemical PropertiesBoiling point 1683.39℃[at 101 325 Pa]vapor pressure 0Pa at 25℃Water Solubility 1.714ng/L at 25℃LogP41.08 at 25℃EPA Substance Registry SystemSulfonic acids, petroleum, barium salts (61790-48-5)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days
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Products Description of PolycaprolactoneCAS#24980-41-4Polycaprolactone (PCL) is a semi-crystalline polymer and a chemically synthesized biodegradable high molecular material. Its structural repeating unit contains 5 non-polar methylene groups - CH2.
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Products Description of ISOQUINOLINE-5-CARBALDEHYDE CAS#80278-67-7ISOQUINOLINE-5-CARBALDEHYDE is a white powder crystal.ISOQUINOLINE-5-CARBALDEHYDE Chemical PropertiesMelting point 116-120 °CBoiling point 331.7±15.0 °C(Predicted)density 1.223±0.06 g/cm3(Predicted)storage temp. Keep in dark place,Sealed in dry,Room Temperatureform powder to crystalpka4.53±0.13(Predicted)color White to Light yellowSensitive Air SensitiveBRN 112875CAS DataBase Reference80278-67-7(CAS DataBase Reference)Safety InformationHazard Codes XnRisk Statements 36/37/38
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Products Description of 5-Chlorothiophene-2-Sulfonamide CAS#53595-66-72-Chlorothiophene-5-sulfonamide is a white powder crystal, which is often used as a pharmaceutical intermediate and pharmaceutical raw material.5-Chlorothiophene-2-Sulfonamide Chemical PropertiesMelting point 113-117 °C(lit.)Boiling point 366.3±52.0 °C(Predicted)density 1.649±0.06 g/cm3(Predicted)storage temp. under inert gas (nitrogen or Argon) at 2–8 °Csolubility soluble in Methanolform powder to crystalpka9.75±0.60(Predicted)color White to Light yellow to GreenCAS DataBase Refe
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Products Description of ATP Disodium Salt CAS#987-65-5DISODIUM ADENOSINE TRIPHOSPHATE, alias: 5'-adenosine triphosphate disodium salt. Adenosine triphosphate disodium is mainly used as a skin conditioner in cosmetics and skin care products.
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Relate News
Market Overview:The market for glycerin, also known as glycerine (CAS#56-81-5), and veg glycerin has experienced significant price fluctuations in recent weeks.
CAS# 618107-90-7 IntroductionThe compound 2-amino-5-iodo-pyridin-3-yl-methanol, also known as CAS# 618107-90-7, is a chemical compound that falls under the category of pyridine derivatives. Pyridine derivatives are a class of organic compounds that are widely used in the chemical industry for various applications such as pharmaceuticals, agrochemicals, and specialty chemicals.CAS# 618107-90-7 SynthesisThe synthesis of 2-amino-5-iodo-pyridin-3-yl-methanol is a multi-step process that involves several chemical reactions.
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.
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.
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.
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.
Dimethyl disulfide (DMDS, CAS# 624-92-0) has recently witnessed a remarkable increase in market demand and continuous progress in related research.Soaring Market Demand   DMDS is extensively utilized in multiple fields, which is a crucial factor contributing to its rapidly growing market demand.In the agricultural sector, it serves as an effective and eco-friendly soil fumigant, playing a vital role in nematode control.
Glycerin: A Versatile Compound with Numerous ApplicationsGlycerin, also known as glycerol, is a simple polyol compound with a sweet taste and syrupy texture. It is widely used in various industries, including cosmetics, pharmaceuticals, and food. Due to its unique properties, such as being hygroscopic (attracting water) and non-toxic, glycerin has become an indispensable ingredient in many products.Glycerin in CosmeticsMoisturizer: Glycerin is one of the most effective humectants, drawing moisture from the air and into the skin.
What is Tianeptine Sodium Salt?Tianeptine sodium salt is an analytical reference standard, which is classified as opioid drugs. Tianeptine has been abused and has been associated with overdose and death. Preparations containing tianeptine have been used to treat depression.Tianeptine sodium salt is designed for analytical forensic applications and can also be used as a general research tool.Tianeptine Sodium Salt UsesTianeptine sodium is a tricyclic antidepressant. Its antidepressant mechanism is different from that of traditional tricyclic antidepressants.
3-Amino-pyridine-2-carboxylic acid amide Introduction3-Amino-pyridine-2-carboxylic acid amide, also known as 2-carbamoyl-3-aminopyridine, is an important chemical intermediate used in the synthesis of various pharmaceuticals and agrochemicals. Its chemical formula is C6H7N3O2 and its CAS number is 50608-99-6.
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