4-Dichloropyridine-manufacture,factory,supplier from China

(Total 24 Products for 4-Dichloropyridine)
Products Description of 2,4-Dichloropyridine CAS#26452-80-22,4-Dichloropyridine is mainly used in pharmaceutical and biochemical industries.2,4-Dichloropyridine Chemical PropertiesMelting point -1 °CBoiling point 189-190 °C (lit.) 76-78 °C/23 mmHg (lit.)density 1.37refractive index 1.55-1.554Fp 189-190°Cstorage temp. Inert atmosphere,2-8°Csolubility Chloroformform Yellow to Pale Orange Liquidpka0.12±0.10(Predicted)color Colorless to Red to GreenBRN 108666InChIKeyTYPVHTOETJVYIV-UHFFFAOYSA-NCAS DataBase Reference26452-80-2(CAS DataBase Refer
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Products Description of 2-Amino-3,5-dichloropyridineCAS#4214-74-8White powder2-Amino-3,5-dichloropyridine Chemical PropertiesMelting point 81-83 °C(lit.)Boiling point 268.76°C (rough estimate)density 1.5462 (rough estimate)refractive index 1.6300 (estimate)storage temp. Keep in dark place,Inert atmosphere,Room temperatureform Powder or Crystalspka2.43±0.10(Predicted)color Off-white to pink to beigeWater Solubility insolubleBRN 119376InChIKeyOCWBGKZFOYMCCN-UHFFFAOYSA-NCAS DataBase Reference4214-74-8(CAS DataBase Reference)Safety Information
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Products Description of 4-Chloropyridinium chloride CAS#7379-35-34-Chloropyridine hydrochloride can be used as a pharmaceutical intermediate in laboratory organic synthesis and chemical pharmaceutical research and development.
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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 Imidazole CAS#288-32-4 Imidazole, with the molecular formula C3H4N2, is an organic compound, a type of diazole, and a five-membered aromatic heterocyclic compound containing two meta-nitrogen atoms in the molecular structure. The unshared electron pair of the 1-nitrogen atom in the imidazole ring participates in the cyclic conjugation, and the electron density of the nitrogen atom is reduced, making it easy for the hydrogen on this nitrogen atom to leave in the form of hydrogen ions.Imidazole is acidic and alkaline, and can form salts with strong bases.
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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 Tetrahydrothiopyran-4-one CAS#1072-72-6Tetrahydrothiopyran-4-one (4H-Thiopyran-4-one,tetrahydro-), the molecular formula is C5H8OS.Tetrahydrothiopyran-4-one Chemical PropertiesMelting point 60-64 °C (lit.)Boiling point 140.82°C (estimate)density 1.050 (estimate)refractive index 1.5100 (estimate)storage temp. Inert atmosphere,Room Temperaturesolubility Acetonitrile (Slightly), Chloroform (Slightly)form Crystalline Solidcolor White to pale yellowBRN 106464InChIKeyOVRJVKCZJCNSOW-UHFFFAOYSA-NLogP0.490 (est)CAS DataBase Refer
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Products Description of 4-Chloromethyl styrene CAS#1592-20-74-Vinylbenzyl chloride is an organic compound with the formula ClCH2C6H4CH=CH2. It is a bifunctional molecule, featuring both vinyl and a benzylic chloride functional groups. It is a colorless liquid that is typically stored with a stabilizer to suppress polymerization.In combination with styrene, vinylbenzyl chloride is used as a comonomer in the production of chloromethylated polystyrene. It is produced by the chlorination of vinyltoluene.
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Products Description of 4-Chromanone CAS#491-37-2White crystals.
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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-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 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 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-Methylmorpholine CAS#109-02-4N-methylmorpholine is an important organic chemical intermediate. It is an excellent solvent, emulsifier, corrosion inhibitor, polyurethane foam catalyst, and can also be used as a pesticide intermediate.
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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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Products Description of Mogroside V CAS#88901-36-4 Mogroside V is extracted from a plant called Momordica grosvenori. Momordica grosvenori is a vine plant of the Cucurbitaceae family (Mogrosvenori genus). The mature fruit of Momordica grosvenori is extremely sweet and is rich in cucurbitane-type tetracyclic triterpenoid saponins, among which Mogroside V is the main sweet component, with a dry weight content of up to 1.6%.
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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 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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Products Description of 1-(4-Chlorophenyl)Piperazine Dihydrochloride CAS#38869-46-4Para-Chlorophenylpiperazine (pCPP) is a psychoactive drug of the phenylpiperazine class. It is relatively obscure, with limited human use, and produces slightly psychedelic effects.
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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-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 Selenium dioxideSelenium dioxide is mainly defined as an oxidizing reagent in organic synthesis, and it is involved in a number of oxidation reactions. Probably due to the toxicity of this reagent, many of these reactions have been gradually replaced in recent years by other, better reagents from Chemicalbook.
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Relate News
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.
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.
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.
In terms of market conditions, the price trend and supply - demand relationship of ammonium sulfate have always attracted much attention. Since the beginning of this year, the ammonium sulfate market has been affected by a combination of various factors. During the spring ploughing and fertilization preparation period, the overall demand in the fertilizer market has fluctuated, and ammonium sulfate, as a type of nitrogen fertilizer, has also been implicated. Domestically, its price has experienced ups and downs.
Vitamin B2 is an essential nutrient for the human body, and it is an essential substance to form the surface of human tissues and organs.Vitamin B2 cannot be stored in the human body, but the human body needs it every day, so it must be supplemented from food every day.A slight deficiency of vitamin B2 will not feel anything in the body, but when it reaches a certain level, obvious symptoms will appearWhat type of nutrient is Vitamin B2?Vitamin B2 is a member of the vitamin B group. It is a water-soluble vitamin. After being absorbed by the human body, there is not much retention in the body.
2-(Methylamino)pyridine IntroductionIt, also known as MAP, is a chemical compound with the molecular formula C6H8N2. It is commonly used in the pharmaceutical and chemical industries as a building block for various drugs and chemicals. In this article, we will explore the properties, applications, and synthesis of 2-(Methylamino)pyridine.2-(Methylamino)pyridine Properties1. Physical properties: it is a colorless to pale yellow liquid with a pungent odor. It has a boiling point of 208-209°C and a melting point of -35°C.2.
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%.
Niacinamide, also called nicotinamide, is an amide substance of niacin. White crystalline powder; odorless or nearly odorless, bitter in taste; slightly hygroscopic. Soluble in water or ethanol, soluble in glycerol.Because nicotinamide is a B vitamin derivative, as well as nicotinamide is additionally a component of coenzymes, it is an essential part of the body as a coenzyme of several dehydrogenases.
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.
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