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 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 (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 2,4-Bis(phenylsulfonyl)phenol CAS#177325-75-6White powder2,4-Bis(phenylsulfonyl)phenol Chemical PropertiesMelting point 158 °CBoiling point 631.4±50.0 °C(Predicted)density 1.415±0.06 g/cm3(Predicted)pka4.17±0.43(Predicted)form powder to crystalcolor White to Almost whiteCAS DataBase Reference177325-75-6Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days

Products Description of Tetramethylammonium hydroxide CAS#75-59-2Tetramethylammonium hydroxide (TMAH), also known as tetramethylammonium hydroxide, is a colorless to light yellow liquid. It is the strongest organic base, very easy to absorb moisture, has a certain ammonia smell, can quickly absorb carbon dioxide in the air, has a low vapor pressure at room temperature, and is completely decomposed and gasified at 135~145°C. High-purity products are treated at 140°C without trace residue. The tetramethylammonium hydroxide solution is colorless, transparent, and has a slight ammonia smell.

Products Description of POLY(ANTIMONY ETHYLENE GLYCOXIDE) CAS#29736-75-2White crystalline solid, non-toxic and odorless, decomposes in contact with moist air.POLY(ANTIMONY ETHYLENE GLYCOXIDE) Chemical PropertiesMelting point >100°C (dec.)Boiling point 267.3℃[at 101 325 Pa]density 1[at 20℃]Fp >110°CWater Solubility 400ng/L at 20℃Hydrolytic Sensitivity7: reacts slowly with moisture/waterEPA Substance Registry System2,5,7,10,11,14-Hexaoxa-1,6-distibabicyclo[4.4.4]tetradecane (29736-75-2) Safety InformationRisk Statements 20/21/22Safety Statements 

Products Description of Ganciclovir sodium CAS#107910-75-8Ganciclovir sodium is an analog of 2′-deoxyguanine nucleotide that can inhibit the replication of herpes viruses. Its mechanism of action is: ganciclovir is first phosphorylated into monophosphate by a protein kinase homolog encoded by CMV (UL97 gene), and then further phosphorylated into diphosphate and triphosphate by cellular kinases. In CMV-infected cells, the level of triphosphate is 100 times higher than that in non-infected cells, indicating that this product can be preferentially phosphorylated in infected cells.

Products Description of Coconut oil CAS#8001-31-8Coconut oil is an oil extracted from coconut pulp (dry pulp contains about 63% to 70% oil). It is a white semi-solid lard-like fat. It has a unique coconut fragrance. The main components are glycerides of lauric acid, myristic acid, and oleic acid. The melting point is 23 to 28°C. The relative density is 0.917 to 0.919 (25/25°C). The saponification value is 250 to 264. The iodine value is 8 to 12. The acid value does not exceed 6. It is soluble in alcohol, chloroform, ether, and carbon disulfide, but insoluble in water.

Dichloromethane  CAS#75-09-2Dichloromethane (DCM), additionally recognized as methylene chloride, is a transparent, colorless, risky halogenated aliphatic hydrocarbon compound with an ether-like mildly candy smell. It is relatively soluble in water as properly as in most natural solvents namely; ether, ethanol, ketones, aldehydes, and phenols (1).

Products Description of Bilirubin CAS#635-65-4This product is mainly derived from the reduction product of heme in hemoglobin through a series of catabolism after the disintegration of aging red blood cells. It is golden yellow or dark reddish brown monoclinic crystal, odorless and tasteless. Soluble in organic solvents such as benzene, chloroform and carbon disulfide; also soluble in hot mixture of ethanol and chloroform; sodium salt is easily soluble in water, but calcium salt, magnesium salt and barium salt are insoluble in water.

Products Description of N-LAUROYL-L-GLUTAMIC ACID CAS#3397-65-7N-(1-oxododecyl)-L-glutamic acid (9CI) is a chemical whose English name is L-Glutamicacid, N-(1-oxododecyl)-.N-LAUROYL-L-GLUTAMIC ACID Chemical PropertiesMelting point 95-96 °CBoiling point 543.6±40.0 °C(Predicted)density 1.081±0.06 g/cm3(Predicted)storage temp. Sealed in dry,Room Temperaturesolubility Aqueous Base (Slightly), Chloroform (Slightly)form Solidpka3.46±0.10(Predicted)color White to Off-WhiteLogP2.964 (est)EPA Substance Registry SystemL-Glutamic acid, N-(1-oxododecyl)- (3397-65-7)

Products Description of L-Histidine hydrochloride monohydrate CAS#5934-29-2White crystals or crystalline powder. Odorless. Slightly sour and bitter. Melts and decomposes at about 250% (after drying). Stable in nature. Aqueous solution is acidic (pH 3.5-4.5). Easily soluble in water (39g/100ml, 24℃), much more solubility in water than L-histidine. Insoluble in ethanol and ether. It is a quasi-essential amino acid (essential amino acid for infants and young children), and is synthesized slowly in the human body. Lack of it can lead to developmental delay, eczema and other symptoms.

Products Description of ATP Disodium Salt CAS#987-65-5DISODIUM ADENOSINE TRIPHOSPHATE, alias: 5'-adenosine triphosphate disodium salt. Adenosine triphosphate disodium is mainly used as a skin conditioner in cosmetics and skin care products.

Tolytriazole Sodium Salt CAS#64665-57-2Toluene triazole sodium salt (CAS: 64665-57-2) can be used as a petroleum additive.It has the following characteristics that make it suitable for petroleum-related fields:Anti-rust and corrosion inhibition: It has good anti-rust and corrosion inhibition properties for metals, and can protect metal parts (such as silver, copper, lead, nickel, zinc, etc.) in petroleum processing equipment, pipelines and storage containers from corrosion, extending the service life of equipment.Lubricant additive: It can improve the performance of lubricants, play an anti-ox

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.

1,4-Butanediol  CAS#110-63-41,4-butanediol (1,4-BD) is a colorless, viscous liquid derived from butane with the aid of placement of alcohol organizations at every give up of its molecular chain and is one of 4 secure isomers of butanediol.the hydroxyl feature of every give up crew of the Butanediol reacts with exceptional mono- and bifunctional reagents: for instance with dicarboxylic acids to polyesters, with diisocyanates to polyurethanes, or with phosgene to polycarbonates.

Oleic acid CAS#112-80-1Chemical Properties: Oleic acid, C17H33COOH, also known as red oil, elaine oil, and octadecenoic acid, is a yellowish unsaturated fatty acid with an aroma similar to lard. Oleic acid consists chiefly of (Ζ)-9-octadecenoic acid together with varying amounts of saturated and other unsaturated acids.  It is insoluble in water, but soluble in most organic solvents.

Dimethyl carbonate  CAS#616-38-6Dimethyl carbonate is quickly referred to as DMC. At room temperature, it is a colorless and obvious liquid with a pungent smell with a relative density (D204) of 1.0694, a melting factor of four °C, boiling factor of 90.3 °C, the flash factor being 21.7 °C (opening) and being 16.7 °C (closed ) and the refractive index (nd20) being 1.3687.

Products Description of  Homopiperazine CAS#505-66-8Homopiperazine is a nitrogen-containing seven-membered ring compound and an important pharmaceutical intermediate. Most of its derivatives have strong biological activity and medicinal value and can be used to synthesize drugs such as homopiperazine hydrochloride, cyclizine, carbamazepine, quinolones and chlorcyclizine.

Dimethoxymethane CAS#109-87-5Chemical Properties:Dimethoxymethane, also called methylal, is a colorless flammable liquid with a low boiling point, low viscosity and excellent dissolving power. It is stable in the presence of alkalis and mild acids, and to high temperatures and pressures. It differs from other ethers in that it forms only minute omounts of peroxides. It will dissolve such synthetic resins as nitrocellulose, cellulose acetate and propionate, ethyl cellulose, vinyl, "Epons" and polystyrene, and also many of the natural gums and waxes.

Products Description of Diacetoneacrylamide CAS#2873-97-4Diacetone acrylamide has two reactive groups: N-substituted amide and ketone. It is very easy to copolymerize with other ethylene and monomers, thereby introducing ketocarbonyl groups into polymers. By utilizing the chemical properties of ketocarbonyl groups, polymers can undergo crosslinking and grafting reactions, and are used to prepare various adhesives, thickeners, paper reinforcing agents, crosslinking agents, etc.

Products Description of Sulfanilic acid CAS#121-57-3White or off-white crystal. Hydrates lose water at 100°C, and anhydrous substances begin to decompose and carbonize at 280°C. Relative density 1.485 (25/4).