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 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 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 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 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 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 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 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 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 Dibenz[b,f]azepine-5-carbonyl chlorideCAS#33948-22-0Crystallization (toluene).
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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-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 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 2-Amino-5-nitropyrimidine CAS#3073-77-62-Amino-5-nitropyrimidine CAS: 3073-77-6 Molecular formula: C4H4N4O22-Amino-5-nitropyrimidine Chemical PropertiesMelting point 235-237 °C(lit.)Boiling point 256.57°C (rough estimate)density 1.5799 (rough estimate)refractive index 1.8010 (estimate)storage temp. Keep in dark place,Inert atmosphere,Room temperaturesolubility soluble in Dimethylformamidepka0.04±0.10(Predicted)form Fine Crystalline Powdercolor Light yellowInChIKeySSHFCFRJYJIJDV-UHFFFAOYSA-NCAS DataBase Reference3073-77-6
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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 2-Amino-5-chloropyrazine CAS#33332-29-52-Amino-5-chloropyrazine is a pyrazine compound, mainly used as an organic intermediate.CAS No.
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Products Description of 2-Bromo-5-nitropyridine CAS#4487-59-62-Bromo-5-nitropyridine is an off-white to pale yellow crystal used in the synthesis of pharmaceutical intermediates. 2-Bromo-5-nitropyridine can be prepared from 2-hydroxy-5-nitropyridine by bromination reaction.
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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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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.
The Introduction of Zirconium Silicate PowderZirconium Silicate Powder Characteristics:Zirconium Silicate Powder has a high refractive index of 1.93-2.01 and stable chemical properties,It is a high-quality and inexpensive opacifier. It is widely used in the production of various building ceramics, sanitary ceramics, ceramics for daily use, first-class crafts and  ceramics, etc.
New Research Highlights the Dual Role of Formic Acid as a Food Preservative and Potential Inducer of Antibiotic ResistanceA recent study published in Frontiers in Microbiology has shed light on the complex effects of formic acid, a common food-grade preservative, on pathogenic bacteria. The research indicates that formic acid, which is approved by the FDA for use in the food industry due to its antimicrobial properties, may also induce a viable-but-non-culturable (VBNC) state in harmful bacteria such as Acinetobacter baumannii and Klebsiella pneumoniae.
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.
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.
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.
What is Cornmint Oil?Cornmint oil is a colorless or light yellow clear liquid. It has a special refreshing fragrance, which is pungent at the beginning and cool afterwards. After long-term storage, the color becomes darker. It is often used to repel mosquitoes and relieve physical fatigue.Legend has it that the original name of mint comes from Greek mythology. Pluto Hades fell in love with the beautiful Elf Mansi, and Pluto’s wife Persephane was very jealous.
Global Market Insights: Industrial-Grade Acetic Acid (CAS#64-19-7) - Trade Dynamics and Chemical ProfilingIntroduction: The chemical industry is at the forefront of global innovation, and acetic acid (CAS#64-19-7), a key player in this sector, is no exception. This article delves into the current state of the global market for industrial-grade acetic acid, recent developments, trade patterns, and the chemical properties that define its utility.Market Overview:The global acetic acid market, valued at over $1.1 billion in 2016, is projected to witness a CAGR of more than 6% from 2017 to 2024.
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