Styrene divinylbenzene-manufacture,factory,supplier from China

Products Description of Divinylbenzene CAS#1321-74-0Divinylbenzene is a very useful crosslinking agent, widely used in ion exchange resins, ion exchange membranes, ABS resins, polystyrene resins, unsaturated polyester resins, synthetic rubber and other fields. However, divinylbenzene is highly reactive. During the distillation process, it is very easy to undergo free radical polymerization due to the initiation of metal ions and heat. The higher the temperature, the faster the polymerization rate.

Styrene CAS#100-42-5 Styrene is a positive natural chemical compound having the chemical components C8H8 and structural system CH2=CHC6H5, additionally recognized as styrol, vinylbenzene, phenylethene,phenylethylene,styrene,styreen and so on. Its chemical shape is made up of a benzene ring bonded onto a vinyl team . At room temperature and pressure, styrene is a clear, colorless liquid.

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.

Products Description of (2-Bromoethyl)benzene  CAS#103-63-9β-Bromophenylethane is an important intermediate for the synthesis of highly efficient brominated flame retardant polybrominated styrene, and is also commonly used in the preparation of organic synthesis intermediates. For example, β-Bromophenylethane can be used to prepare 4-(4-phenylbutoxy)benzoic acid, an intermediate for preparing pranlukast. Pranlukast was first successfully developed by Ono Co., Ltd. of Japan as an anti-asthma drug and was launched in Japan in 1995.

Products Description of Ethylenediaminetetraacetic acid tetrasodium salt trihydrate CAS#67401-50-7Tetrasodium EDTA is a white powder that can be used as a hard water softener, a multivalent chelating agent, a fixing solution for bleaching in color photosensitive materials, and an activator for styrene-butadiene rubber.Ethylenediaminetetraacetic acid tetrasodium salt trihydrate Chemical PropertiesMelting point >300° Cstorage temp. Store at room temperaturesolubility Soluble in water.form powdercolor WhitePH10.0 to 12.0(5 g/L, 25 deg-C)CAS DataBase Reference67401

Products Description of 3-Amino-1-propanesulfonic acid CAS#3687-18-13-Aminopropanesulfonic acid is a promising product candidate for the treatment of AD. It is currently in phase III clinical trials in North America and Europe. Clinical trial results have been published.

Products Description of Palatinose CAS#58166-27-1Palatinose is an isomer of sucrose. It is made from sucrose as raw material and converted and refined by α-glucosyltransferase. It is a sweetener that uses biotechnology - enzyme engineering to change the properties of sucrose. It is a natural nutritional sugar that can avoid the disadvantages and diseases of eating too much sucrose. Palatinose is commonly known as isomaltulose, which is a disaccharide of glucose and fructose combined with α-1,6.

Products Description of Xylazine Hydrochloride CAS#23076-35-9Xylazine hydrochloride, also known as xylazine hydrochloride, is a sedative veterinary drug.

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.

Products Description of 4-Methylbenzenesulfonhydrazide CAS#1576-35-8p-Toluenesulfonyl hydrazide, also known as 4-methylbenzenesulfonylhydrazide, 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 various plastics to produce fine closed-cell structures in plastics and rubber products. The products have small shrinkage and high tear resistance.

Products Description of 1-Phenoxy-2-propanolCAS#770-35-4Transparent viscous liquid.

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.

Products Description of 2,4,5-Trimethoxybenzaldehyde CAS#4460-86-02,4,5-Trimethoxybenzaldehyde is mainly used to prepare asarone. α-Asarone is mainly found in the volatile oils of natural products such as Acorus calamus. It has sedative, prolonged hypnotic and antibacterial effects. It is clinically used to treat mental illnesses such as chronic bronchitis, epilepsy, and coma.

Products Description of Butyl acrylate CAS#141-32-2Butyl acrylate is mainly used to make polymer monomers for fibers, rubbers, and plastics. It is used in the organic industry to make adhesives, emulsifiers, and as an organic synthesis intermediate.It is used in the papermaking industry to make paper reinforcing agents. It is used in the coating industry to make acrylic coatings. Butyl acrylate (butyl acrylate) is the most important variety of acrylic esters.

Products Description of M-Phenylenediamine (m-PDA) CAS#108-45-2Meta-phenylenediamine is an important raw material for organic synthesis. It is mainly used as a dye intermediate to produce basic orange, basic brown G, direct sunfast black G and other dyes. It is also used as fur dye and epoxy resin. It is used as a curing agent, cement coagulant, mordant, color developer, etc.

2-Octen-1-ylsuccinic anhydride, mixture of cis and trans Chemical PropertiesMelting point 8-12°C (lit.)density 1 g/mL at 25 °C(lit.)vapor pressure 43.5Pa at 20℃refractive index n20/D1.4694(lit.)Fp 113℃form Viscouscolor Colorless to Almost colorlessBoiling point 168°C/10 mmHg(lit.)LogP4.68 at 22℃ and pH7EPA Substance Registry System2,5-Furandione, dihydro-3-(2-octenyl)- (42482-06-4)Safety InformationHazard Codes XiRisk Statements 36/38Safety Statements 26-36WGK Germany 3HS Code 29171900Factory and Equipment ShowFast delivery timeI

Products Description of D-(-)-PANTOLACTONE CAS#599-04-2Hygroscopic crystals (benzene/petroleum ether, or obtained by sublimation). Melting point 80 (92°C), boiling point 130°C/2.4kPa, easily soluble in water, soluble in ethanol, ether, chloroform, carbon disulfide, benzene.

Products Description of Maltose CAS#69-79-4Maltose is the abbreviation of maltobiose, also known as D-maltose and maltose. A disaccharide formed by connecting, condensing, and dehydrating two molecules of α-D-glucose through α-1,4 glycosidic bonds. There is also a free hemiacetal hydroxyl group in the molecule, which is a reducing sugar. Like glucose, it can make Doron's reagent and Fehling's reagent react positively.

Products Description of Orthoboric acidCAS#10043-35-3Boric acid is a crystalline compound formed by boron trioxide dissolving in water. It is an inorganic acid, mainly tetraboric acid H2B4O7 (also known as pyroboric acid), metaboric acid (HBO2)n and orthoboric acid H3BO3 (also known as orthoboric acid). Among them, orthoboric acid has the highest water content and is the most stable. Orthoboric acid, also known as boric acid for short, has the appearance of white powdery crystals or flaky crystals with three oblique axes and is shiny. It has a slight bitter taste.

Products Description of Trimanganese tetraoxide CAS#1317-35-7Manganese tetraoxide is a black tetragonal crystal, also known as manganese pyroxene, black manganese ore, and active manganese oxide. It is calcined into crystals and belongs to the spinel class. It is an important industrial raw material.Manganese tetraoxide is mainly used in the electronics industry and is a raw material for producing soft ferrites. Soft ferrites are made by sintering and molding manganese, zinc, and iron oxides in a certain ratio.

Products Description of Glucosamine sulfate CAS#14999-43-0D-glucosamine sulfate was first included in the 27th edition of the United States Pharmacopoeia and is a drug for the treatment of arthritis. Arthritis has become the world's number one disabling disease. With the intensification of arthritis pain and the obstruction of activity, it will lead to temporary or permanent loss of ability to work. It brings significant losses to society and the economy. D-glucosamine sulfate is the main matrix of joint cartilage and synovial fluid because of its high activity and easy absorption.

Products Description of PhenetidineCAS#156-43-4Colorless oily flammable liquid. It gradually turns red to brown when exposed to air and sunlight.

Products Description of Lantanium Nitrate CAS#10277-43-7Lanthanum nitrate hexahydrate is a colorless crystalline solid with a distinctive nitrate odor. - It is relatively stable at room temperature, but can decompose when heated to produce toxic nitrous oxide gas.

Products Description of Copper (II) Nitrate Hydrate CAS#10031-43-3Copper nitrate trihydrate is a white powder, easy to deliquesce, easily soluble in water, with a solubility of 45g at 0℃. It can be reprecipitated by adding concentrated nitric acid. It decomposes into nitrogen oxides and copper oxide when red hot, and is decomposed by hydrochloric acid. Common hydrates are hexahydrate Cu(NO3)2·6H2O and trihydrate Cu(NO3)2·3H2O. The former is a blue crystal with a relative density of 2.074.