2809-21-4-manufacture,factory,supplier from China

Products Description of 1-Hydroxyethylidene-1,1-diphosphonic acid CAS#2809-21-4Hydroxyethylidene diphosphonic acid, also known as HEDP, is a diphosphate compound used in detergents, water purification processes, cosmetics and pharmaceutical production.

Products Description of Chlorpropham CAS#101-21-3Chlorofen, also known as clopfen, is an organic compound with the chemical formula C10H12ClNO2. It is a light brown crystalline powder and is insoluble in water. It is a plant growth regulator and herbicide that can effectively control wheat, corn, and alfalfa.

Products Description of 1,2,3,4-TETRAHYDROISOQUINOLINE CAS#91-21-4Tetrahydroisoquinoline (TIQ) is an organic compound with the chemical formula C9H11N. It is classified as a secondary amine and is obtained from isoquinoline by hydrogenation.

Products Description of Silicon carbide CAS#409-21-2Silicon carbide, commonly known as diamond, is a ceramic compound formed by bonding silicon and carbon. Silicon carbide exists in nature in the form of a rare mineral called moissanite. Since 1893, silicon carbide powder has been used as an abrasive in large quantities. Sintering silicon carbide powder can produce hard ceramic silicon carbide particles, which can be used in materials that require high durability, such as automotive brake pads, clutches and bulletproof vests.

Products Description of Sodium dodecyl sulfate CAS#151-21-3Sodium dodecyl sulfate (SDS), with the chemical formula C12H25NaO4S, is a potent anionic surfactant that is soluble in water and widely used for its exceptional emulsifying, foaming, and wetting properties. It is a white crystalline powder that plays a critical role in the formulation of detergents, cleaners, and personal care products, and is particularly instrumental in protein electrophoresis as a denaturing agent.

Products Description of 5-Chloro-2-pentanone CAS#5891-21-4Liquid. Boiling point 76℃ (4.53kPa), 71-72℃ (2.67kPa), relative density 1.0523 (20/4℃), refractive index 1.4375, flash point 35℃.

Products Description of Phenibut CAS#1078-21-34-Amino-3-phenylbutyric acid hydrochloride is often used to prepare antidepressants.

Ethylene glycol CAS#107-21-1Ethylene glycol is the simplest aliphatic diol, with the chemical properties of alcohol, and can generate ethers, esters, or be oxidized to acids or aldehydes, and can also be condensed to ethers or replaced by halogens. It generally generates diesters when reacting with acyl chlorides or anhydrides.

Products Description of 1,2-O-Isopropylidene-Alpha-D-Xylofuranose CAS#20031-21-41,2-O-isopropylidene-α-D-xylofuranose can be used to prepare 3-deoxy-1,2-O-isopropylidene-D-xylofuranose. 3-Deoxy-1,2-O-isopropylidene-D-xylofuranose is a chiral intermediate for the synthesis of atorvastatin to produce the pharmacological side chain.

Dichloroethane CAS#1300-21-6Chemical Properties:Dichloroethane is a colorless and transparent oily liquid with a chloroform-like odor and a sweet taste. It is very easy soluble in water, miscible with ethanol, chloroform and ether,it also can dissolve oil and grease, grease, paraffin. It is mainly used as a solvent.Application:Dichloroethane can be used as a standard reagent for chromatography; it is also used as a solvent for resins, rubber, cellulose acetate, cellulose esters, paints and polymers such as polystyrene; it is also used as a raw material for organic synthesis.

Products Description of 1-Aminocyclopropanecarboxylic acid CAS#22059-21-81-Aminocyclopropanecarboxylic acid is a cyclic amino acid, also known as ACC, which is a non-protein amino acid widely found in fruits such as pears and apples. It is synthesized from methionine in plants, and finally produces ethylene after various steps of conversion in plants.

 3,6-Dichloro-4-methylpyridazine CAS#19064-64-33,6-Dichloro-4-methylpyridazine Chemical PropertiesMelting point 86-88 °C (lit.)Boiling point 149-151 °C/21 mmHg (lit.)density 1.5462 (rough estimate)refractive index 1.6300 (estimate)Fp 149-151°C/21mmstorage temp. Keep in dark place,Sealed in dry,Room Temperaturesolubility Methanol[soluble in]solubility soluble in Methanolform Crystalline Powderpka-0.56±0.10(Predicted)color BrownBRN 119573InChIKeyROYHWGZNGMXQEU-UHFFFAOYSA-NCAS DataBase Reference19064-64-3(CAS DataBase Reference)NIST Chem

Products Description of Iodomethane CAS#74-88-4Methyl iodide is a halogenated hydrocarbon with the molecular formula CH3I, MeI. It is a monoiodine substitute of methane. The boiling point is 42.4℃, the relative density is 2.279 (20/4℃), it is a volatile liquid with high density at room temperature, the dipole moment is 1.59D, and the refractive index is 1.5304 (20°C, D), 1.5293 (21°C, D). Methyl iodide is miscible with common organic solvents, slightly soluble in water, soluble in ethanol and ether. The pure product is colorless and has a special odor.

Ethylene glycol  CAS#107-21-1It is colorless obvious viscous liquid with candy style and moisture absorption capability. It is additionally miscible with water, low-grade aliphatic alcohols, glycerol, acetic acid, acetone, ketones, aldehydes, pyridine and comparable coal tar bases.

Products Description of Potassium phosphate CAS#778-53-21-Ethyl-2-pyrrolidone is a transdermal absorption-enhancing compound and mechanism of its effect on multilammellar liposome of stratum corneum lipid has been studied.N-Ethyl-2-pyrrolidone is commonly used as a solvent. It has a low boiling point, which makes it suitable for use in low light and at constant pressure. It is also used as an intermediate in the preparation of polycarboxylic acid.

Products Description of 1-Bromo-3,5-dimethoxybenzene CAS#20469-65-21-Bromo-3,5-dimethoxybenzene is an organic intermediate that can be prepared from 3,5-dimethoxyaniline by diazotization.

Products Description of 1-Methylpyrrolidine CAS#120-94-5Colorless, transparent, volatile liquid. Freezing point -90°C, boiling point 79.5～80.5°C, relative density 0.819, refractive index 1.4240, flash point -21°C.

Products Description of 2,2,4-TrimethylpentaneCAS#540-84-1Isooctane is a colorless liquid with a high octane number and is therefore widely used as a gasoline additive.2,2,4-Trimethylpentane Chemical PropertiesMelting point -107 °CBoiling point 98-99 °C(lit.)density 0.692 g/mL at 25 °C(lit.)vapor density 3.9 (vs air)vapor pressure 41 mm Hg ( 21 °C)refractive index n20/D 1.391(lit.)Fp 18 °Fstorage temp. Store at +5°C to +30°C.solubility water: insolubleform Liquidpka>14 (Schwarzenbach et al., 1993)Specific Gravity0.692 (20

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

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.

Products Description of 4-Aminoisoquinoline CAS#23687-25-44-Aminoisoquinoline is a white powdery crystal.CAS No.

Products Description of 4-Chromanone CAS#491-37-2White crystals.

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

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.