4740 78 7-manufacture,factory,supplier from China

(Total 24 Products for 4740 78 7)
Products Description of Glycerol formal CAS#4740-78-7Glycerol acetal (GF) is a light glycerol acetal composed of about 60% 5-hydroxy-1,3-dioxane and about 40% 4-hydroxymethyl-1,3-dioxane. Glycerol reacts with formaldehyde in the presence of an acidic catalyst to produce acetone.
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Products Description of Amoxicillin CAS#26787-78-0Amoxicillin, also known as amoxicillin or anmercillin, is one of the most commonly used broad-spectrum β-lactam antibiotics of the penicillin class. It is a white powder with a half-life of about 61.3 minutes. It is stable under acidic conditions, with a gastrointestinal absorption rate of 90%. It has strong bactericidal effects and the ability to penetrate cell membranes. It is also one of the semi-synthetic penicillins that are currently widely used in clinical practice.
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Products Description of Magnesium Acetate Tetrahydrate CAS#16674-78-5Colorless crystals, easily deliquescent.
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Products Description of Hydrogenated castor oil CAS#8001-78-3Castor oil is flammable but not inflammable, almost insoluble but soluble in ethanol, slightly soluble in aliphatic hydrocarbons, and castor oil is slightly volatile, so be careful when storing it.
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Products Description of Sodium dichloroisocyanurateCAS#2893-78-9White crystalline powder, with a strong chlorine smell, containing 60% to 64.5% effective chlorine. It is stable. When stored in hot and humid areas, the effective chlorine content only drops by about 1%. It is easily soluble in water, with a solubility of 25% (25°C). The solution is weakly acidic, and the pH of its 1% aqueous solution is 5.8 to 6.0. The pH changes little with increasing concentration.
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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 Melamine CAS#108-78-1Melamine, commonly known as "melamine", "protein essence" and "melamine (Pinyin: mì'àn)", is a triazine nitrogen-containing heterocyclic organic compound, often used as a chemical raw material. It is a white monoclinic crystal, almost odorless, slightly soluble in water (3.1g/L at room temperature), soluble in formaldehyde, acetic acid, hot ethylene glycol, glycerin, pyridine, etc., insoluble in acetone and ethers, harmful to the body, and cannot be used in food processing or food additives.
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Products Description of 2,2'-Azobis(2-methylpropionitrile) CAS#78-67-1White columnar crystals or white powdery crystals.
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Products Description of 2-Fluoro thiophenol CAS#2557-78-02-Fluorobenzenethiol is a chemical substance with the molecular formula FC6H4SH.2-FLUOROTHIOPHENOL Chemical PropertiesBoiling point 61-62 °C/35 mmHg (lit.)density 1.2 g/mL at 25 °C (lit.)refractive index n20/D 1.557(lit.)Fp 118 °Fstorage temp. 2-8°Cpka6.00±0.43(Predicted)form clear liquidcolor Colorless to Light yellow to Light orangeSpecific Gravity1.20Sensitive StenchBRN 2039768CAS DataBase Reference2557-78-0(CAS DataBase Reference)NIST Chemistry ReferenceO-fluorothiophenol(25
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Products Description of PHOSPHORIC ACID CAS#78-42-2PHOSPHORIC ACID is widely used as a flame retardant, plasticizer, and extraction agent in the production of chemical companies. Its most important use is the production of hydrogen peroxide.
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Products Description of 2-MERCAPTO-5-METHOXYBENZIMIDAZOLE CAS#37052-78-12-Mercapto-5-methoxybenzimidazole is a light beige solid powder at room temperature and pressure. It is insoluble in water and low-polarity organic solvents, but soluble in strong polarity organic solvents. It can be used as an intermediate in organic synthesis and pharmaceutical chemistry, and has a wide range of applications in pharmaceutical industry production.
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Products Description of IPHO CAS#78-59-1Isophorone, also known as "1,1,3-trimethylcyclohexenone", scientific name 3,5,5-trimethyl-2-cyclohexen-1-one, is a six- It is a cyclic α,β-unsaturated ketone with the chemical formula C9H14O. It is a colorless to yellow volatile liquid with a characteristic odor (camphor/mint aroma). Found naturally in cranberries. Insoluble in water, soluble in most organic solvents such as ethanol, ether, acetone and so on. Converts to dimer upon exposure to light.
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Products Description of 2-Butanol CAS#78-92-2Sec-butanol is also called 2-butanol and methylethylmethanol, with the chemical formula CH3CH2CHOHCH3. Molecular weight 74.12. Colorless liquid with strong mint Chemicalbook aroma, flammable. Volatile. Optically active.
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Ethyl acetate CAS# 141-78-6Chemical Properties:Ethyl acetate (structure shown above) is the most familiar ester to many chemistry students and possibly the ester with the widest range of uses. Esters are structurally derived from carboxylic acids by replacing the acidic hydrogen by an alkyl or aryl group. Ethyl acetate itself is a colourless liquid at room temperature with a pleasant "fruity" smell, b.p.
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2-Methyl-1-propanol CAS#78-83-1Isobutanol, additionally recognised as isopropyl alcohol or 2-methyl propanol, is a colorless and flammable liquid. It is one of the most important components of clean tea leaves, black tea and inexperienced tea to produce the top notch aroma. The molecular weight of isobutanol is 74.12, with a boiling factor of 107.66 ℃, a relative density of 0.8016, a refractive index of 1.3959, and a flash factor of 37 ℃.
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Products Description of 7-Bromoisoquinoline CAS#58794-09-5Quinoline and isoquinoline are important components of antibacterial drugs.
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Products Description of Benzyltributylammonium chloride CAS#23616-79-7Benzyltri-n-butylammonium chloride CAS number: 23616-79-7. Molecular weight: 311.93. LogP: 2.40770. Appearance and properties: white to light yellow crystals.
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Products Description of Direct Pigment Geen 7 CAS#1328-53-6Pigment Green-7 is a water-dispersed pigment, exceptionally lightfast, yields an intense phthalo green, and is formulated specifically for the coloring of paper pulp. It is easy to use and requires no rinsing; directions included. It has high tintorial strength and excellent fastness to solvents, heat, light, & weathering1,2. To ensure maximum color intensity and proper adhesion to the pulp, a retention agent must be added to the pulp before the pigment is applied1. It belongs to the Phthalocyanine Green Pigment2.
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Products Description of 2,2'-BITHIOPHENE CAS#492-97-72,2'-BITHIOPHENE is an organic intermediate.2,2'-BITHIOPHENE CAS#492-97-7 Chemical PropertiesMelting point 32-33 °C (lit.)Boiling point 260 °C (lit.)density 1.2455 (rough estimate)refractive index 1.6210 (estimate)Fp >230 °Fstorage temp. Keep in dark place,Inert atmosphere,Room temperatureform powder to lump to clear liquidcolor White or Colorless to Light yellow to GreenWater Solubility Insoluble in water.Sensitive Light SensitiveBRN 3039InChIKeyOHZAHWOAMVVGEL-U
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 Products Description of Sodium perborate tetrahydrateCAS#10486-00-7 White monoclinic crystalline particles or powder. Melting point 63℃. Soluble in acid, alkali and glycerol, slightly soluble in water, the solution is alkaline (pHl0~11), the aqueous solution is unstable and easily releases active oxygen. In cold and dry air, sodium perborate with higher purity is more stable. Decomposes at 40℃ or in humid air and releases oxygen. Dissolves in its own crystal water at 63℃ and decomposes to form a sticky solid mass. Loses 3 crystal waters at above 70℃ to form a monohydrate.
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Products Description of 7-Methylquinoline CAS#612-60-27-Methylquinoline can be used as a pharmaceutical and pesticide intermediate7-Methylquinoline Chemical PropertiesMelting point 35-37 °C(lit.)Boiling point 258 °C(lit.)density 1.061refractive index 1.6070 to 1.6210Fp >230 °Fstorage temp. Room Temperaturesolubility Chloroform (Slightly), Methanol (Slightly)pka5.44±0.14(Predicted)form Viscous Liquidcolor Off-White to Pale Beige Low-MeltingWater Solubility <0.1 g/100 mL at 20 ºCBRN 110317Stability:Stable.
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EDTA-4Na CAS#67401-50-7Overview:EDTA-4Na, with the chemical formula C10H19N2NaO9 and CAS number 67401-50-7, is a widely recognized chelating agent known as edta4na or 4na edta.
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Products Description of Sodium xylenesulfonate CAS#1300-72-7Sodium xylene sulfonate is a white or light yellow liquid, a surfactant, soluble in water, with a pH of 7.0 for 1% solution and a viscosity of mPa·s10[7]; 2.7 mm2/s at 20°C. It is mainly used as a coupling agent, solubilizer, turbidity point depressant, detergent aid, dispersant, emulsifier, hydrotrope, and viscosity regulator.
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Products Description of Poly(dipropyleneglycol)phenyl phosphite CAS#80584-86-7Colorless liquidFactory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days
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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.
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.
Acetic Acid: A Versatile Compound with Numerous ApplicationsAcetic acid, commonly known as ethanoic acid, is an organic compound with the chemical formula CH₃COOH. It’s a colorless liquid with a pungent smell and sour taste.
Propylene Glycol Market Projected to Witness Robust Growth Amid Increasing Industrial ApplicationsThe global propylene glycol market is forecasted to exhibit a resilient expansion, with a compound annual growth rate (CAGR) of 6.1% from 2023 to 2030, reaching a valuation of USD 6.98 billion by 2030, according to a recent report by Grand View Research .
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.
The Benefits of Glucose to the Human Body|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.
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.
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.
Vitamin K is an essential fat-soluble nutrient, and also our body needs it to accomplish healthy and balanced blood coagulation and also other functions. It has 2 forms:Vitamin K1, (phylloquinone) is discovered in green leafy vegetables, veggies and some veggie oils.Vitamin K2, (menaquinone) exists in dairy products, fermented foods and pet products.You can likewise obtain vitamin K supplements, but scientific trials reveal that the vitamin K we extract from food is a lot more effective for our body.
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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