Dicarboxylic acids-manufacture,factory,supplier from China

Products Description of Pyridine-2,6-dicarboxylic acid CAS#499-83-2Pyridine-2,6-dicarboxylic acid is an important pharmaceutical synthesis intermediate with a wide range of uses. Pyridine-2,6-dicarboxylic acid exists naturally in bacterial spores, but the content is low, which cannot meet the demand, and it is not easy to extract. It is not conducive to industrial production and application.

Products Description of Sulfonic acids, petroleum, sodium salts CAS#68608-26-4White powderSulfonic acids, petroleum, sodium salts Chemical PropertiesBoiling point 1042.61℃[at 101 325 Pa]vapor pressure 0Pa at 25℃Water Solubility 0.065ng/L at 25℃LogP22.12 at 25℃EPA Substance Registry SystemPetroleum sulfonic acids, sodium salts (68608-26-4)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days

Products Description of Carnitine CAS#541-15-1Carnitine is a type of B vitamins. Its structure resembles amino acids, so some people classify it as amino acids. Its main function is to help transport long-chain fatty acids to provide energy. This can prevent fat from accumulating in the heart, liver and skeletal muscle. Artificially synthesized carnitine has three forms: L-isomer, D-isomer and racemate, and L-carnitine has the best effect. L-carnitine is a compound with multiple physiologically active functions.

Products Description of Pancreatin CAS#8049-47-6Pancreatin is a digestive aid, mainly containing trypsin, amylase and lipase. Trypsin can convert protein into peptone, amylase can convert starch into dextrin and sugar, and lipase can decompose fat into glycerol and fatty acids. It is more active under neutral or weakly alkaline conditions.

Products Description of Crospovidone CAS#25249-54-1Cross-linked polyvinyl pyrrolidone (PVPP) is a cross-linked polymer that is insoluble in water, strong acids, strong bases and general organic solvents and is polymerized under specific conditions by vinyl pyrrolidone monomers.

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.

Products Description of Decanoyl octanoyl-glycerides CAS#65381-09-1Glyceryl caprylate, also known as GTCC, is a mixed triester of glycerol and medium-carbon fatty acids in vegetable oils. It is a colorless, odorless, low-viscosity lipophilic emollient with extremely high antioxidant properties. In cosmetics, GTCC can replace a variety of oils and fats as an emollient and fat-enriching agent, and can also be added as a carrier and diluent to active preparations or conditioners such as sterols.

Products Description of Zirconium basic carbonate CAS#57219-64-4Zirconium carbonate is a white powdery solid that is soluble in ammonium carbonate and easily soluble in organic acids to form corresponding organic acid zirconium. It is more soluble in inorganic acids, but insoluble in water and organic solvents. It is easily decomposed by heat, so it is not suitable for long-term storage.

Products Description of Dodecylamine CAS#124-22-1Dodecyl primary amine is also known as 1-aminododecane, laurylamine, and dodecylamine. It is colorless or white crystal. This product is weakly alkaline and can form salts with inorganic or organic acids. Can be quaternized. Reacts with ethylene oxide and can be acetylated. Chemicalbook can be added to unsaturated hydrocarbons. This product can be oxidized with peroxide. Reacts with halogenated carboxylic acids to generate amphoteric compounds. Reacts with carboxylic acid chloride to generate amides.

Products Description of Furfural CAS#98-01-1Furfural is a colorless, transparent, oily liquid produced by hydrolysis and dehydration of pentosan in plant fiber raw materials. It is also called furan formaldehyde. It has a special aroma. Under light, heat, air oxidation and the action of inorganic acids, the color quickly changes to yellow-brown, and finally to dark brown. It is also easy to polymerize and become resinous. It should be stored away from light, deoxygenated and sealed.

Products Description of Direct Pigment Yellow 42 CAS#51274-00-1Pigment yellow 42, also known as Yellow Iron oxide is a yellow powder in the form of an alkaline oxide with comparatively stable chemical properties. It is is insoluble in water and alcohol, slightly soluble in acids but completely dissolves in concentrated hydrochloric acid. When heated to 80℃, it loses water and converts to red ferric oxide. It is used in coating, printing ink and paint, and also as a coloring agent for building material, rubber and paper-making.

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 L-carnitine CAS#541-15-1Carnitine is a type of B vitamin, and its structure is like an amino acid, so some people classify it as an amino acid. Its main role is to help transport long-chain fatty acids to provide energy. This prevents fat accumulation in the heart, liver and skeletal muscles.Synthetic carnitine is available in three forms: L-carnitine, D-carnitine and racemate. L-carnitine is more effective. L-carnitine is a compound with multiple physiologically active functions.

Products Description of VANPLAST 202 CAS#61790-48-5White powderVANPLAST 202 Chemical PropertiesBoiling point 1683.39℃[at 101 325 Pa]vapor pressure 0Pa at 25℃Water Solubility 1.714ng/L at 25℃LogP41.08 at 25℃EPA Substance Registry SystemSulfonic acids, petroleum, barium salts (61790-48-5)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days

Products Description of 4-Dimethylaminopyridine CAS#1122-58-34-dimethylaminopyridine, commonly referred to as DMAP, is a strong nucleophilic acylation catalyst. The resonance of the electron-donating dimethylamino group with the parent ring (pyridine ring) can strongly activate the nitrogen atoms on the ring for nucleophilic substitution, and significantly catalyze the acylation/esterification of alcohols and amines/acids with high resistance and low reactivity, with the activity of about 104~106 times that of pyridine.

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.

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.

Products Description of Cobalt Acetate CAS#71-48-7Cobalt acetate is a purple-red crystal that is easily deliquescent and is soluble in water, acid and ethanol.Cobalt acetate Chemical PropertiesMelting point 298 °C (dec.)(lit.)density 1.7043g/cm3solubility Aqueous Acid (Slightly), Water (Slightly)form Powdercolor Pale pink to purpleWater Solubility Soluble in water, alcohol, dilute acids and pentyl acetate(tetrahydrate).Sensitive HygroscopicMerck 14,2433Stability:HygroscopicInChIKeyQAHREYKOYSIQPH-UHFFFAOYSA-LLogP-0.285 (est)CAS DataBase Referenc

Products Description of Poly(L-lysine hydrobromide) CAS#25988-63-0Antioxidants, Chelating Agents, PreservativesPoly(L-lysine hydrobromide) Chemical Propertiesstorage temp. 2-8°Cform lyophilized powderStability:Stable. Incompatible with strong acids, strong bases. Safety InformationWGK Germany 3F 3-10Product Application of Poly(L-lysine hydrobromide) CAS#25988-63-0Only a trace amount of polylysine needs to be added to food to be effective, and it will not affect the taste of the food. It can be used as a natural preservative for food.

Products Description of Acetic acid CAS#64-19-7Acetic acid, commonly known as acetic acid (AcOH), is named after the main component of vinegar and is one of the most important fatty acids. It generally exists in many plants in free form or in the form of esters in nature. Molecular formula CH3COOH. The brewing and use of vinegar has a history of thousands of years. There are records of vinegar making in ancient China. However, concentrated acetic acid was successfully developed by Stahl in 1700. Pure acetic acid is a colorless liquid with a pungent taste.

Products Description of Formic acid CAS#64-18-6 Formic acid is an important chemical raw material. It was first discovered by Fisher in 1670. A.S.Marggret first produced pure formic acid in 1749.It was first discovered by distilling red ants, hence the name formic acid. Formic acid is widely found in nature, such as in the secretions of red ants, bees, caterpillars, etc., in the leaves and roots of plants, and in fruits. It is the simplest carboxylic acid. Compared with other fatty carboxylic acids, it has a special structure and is more acidic.

1-Butanol CAS#71-36-3n-Butyl alcohol is a colourless flammable liquid with sturdy alcoholic odour. n-Butyl alcohol is a fantastically refractive liquid and burns with a strongly luminous flame. It is incompatible with robust acids, sturdy oxidising agents, aluminium, acid chlorides, acid anhydrides, copper, and copper alloys. n-Butyl alcohol has an considerable use in a giant quantity of industries.

2-DODECEN-1-YLSUCCINIC ANHYDRIDE CAS#19780-11-1Product Name:2-DODECEN-1-YLSUCCINIC ANHYDRIDESynonyms:2,5-Furandione, 3-(2-dodecenyl)dihydro-;2,5-Furandione, 3-dodecenyl-;3-(2-dodecenyl)dihydro-5-furandione;3-[(2E)-2-Dodecenyl]dihydro-2,5-furandione;3-(2-dodecenyl)succinic anhydride;2-(2-Dodecene-1-yl)succinic anhydride;2-(2-Dodecenyl)succinic anhydride;2-Dodecen-1-yl(-)succinicanhydridCAS:19780-11-1MF:C16H26O3MW:266.38EINECS:243-296-9Product Categories:Carbonyl Compounds;Carboxylic Acid Anhydrides;Organic Building Blocks;Anhydride MonomersUnsaturated fatty acids and derivatives;Monoenoic fatty

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.