Triflic acid anhydride-manufacture,factory,supplier from China

Products Description of Trifluoromethanesulfonic anhydride CAS#358-23-6Trifluoromethanesulfonic anhydride is an organic compound with the chemical formula (CF3SO2)2O.

Products Description of Octenyl succinic anhydride CAS#26680-54-62-Octenylsuccinic anhydride (OSA) is an important intermediate of fine chemicals. Because its molecule contains carbon-carbon double bonds and carboxylic acid ligands, it has high chemical reactivity. Under appropriate conditions, it can undergo a series of reactions such as addition, substitution, reduction, acetification, hydrolysis and polymerization. It can synthesize a variety of derivatives.

1,4-Benzenedicarboxylic Acid, Compds. With Polyisobutenyl Succinic Anhydride-Tetraethylenepentamine Reaction Products CAS:68909-40-0Good dispersibility: It can be effectively dispersed in various solvents and matrices, which helps to improve the uniformity and stability of the product. Excellent thermal stability: It can maintain its stable performance at higher temperatures and is suitable for some high-temperature application scenarios.

Products Description of CIS-BUTENEDIOIC ANHYDRIDE CAS#108-31-6Maleic anhydride, also known as "maleic anhydride", is the anhydride of maleic acid. It is a colorless or white solid with a sour taste at room temperature, with a molecular formula of C4H2O3. Molecular weight 98.06. Needle-shaped crystals are obtained from chloroform or ether. Melting point 60℃, boiling point 82℃ (1.8665kPa), relative density 1.31460. Soluble in acetone, chloroform, ether, slightly soluble in petroleum ether.

Products Description of CIS-BUTENEDIOIC ANHYDRIDE CAS#108-31-6Maleic anhydride, also known as "maleic anhydride", is the anhydride of maleic acid. It is a colorless or white solid with a sour taste at room temperature, with a molecular formula of C4H2O3. Molecular weight 98.06. Needle-shaped crystals are obtained from chloroform or ether. Melting point 60℃, boiling point 82℃ (1.8665kPa), relative density 1.31460. Soluble in acetone, chloroform, ether, slightly soluble in petroleum ether.

Products Description of 1,8-Naphthalic anhydride CAS#81-84-5It precipitates needle-shaped crystals in ethanol and rhombus-shaped crystals in acetic acid.

Products Description of Phthalic Anhydride CAS#85-44-9Phthalic anhydride, referred to as phthalic anhydride, is an important chemical raw material.

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

Products Description of 2-DODECEN-1-YLSUCCINIC ANHYDRIDE CAS#26544-38-7Yellow liquid2-DODECEN-1-YLSUCCINIC ANHYDRIDE Chemical PropertiesMelting point 41-43 °C(lit.)Boiling point 180-182 °C5 mm Hg(lit.)density 1.00 g/mL at 20 °Cvapor density 9.2 (vs air)vapor pressure <1 mm Hg ( 20 °C)refractive index 1.477-1.479Fp 352 °Fstorage temp. Inert atmosphere,Room Temperaturesolubility 10g/L in organic solvents at 20 ℃form clear liquid to cloudy liquidcolor Light yellow to Yellow to OrangeWater Solubility&

Products Description of Boric acid CAS#11113-50-1Boric acid is also called "orthoboric acid". It is derived from the interaction between natural borax (sodium borate) and acid. Soluble in water, ethanol and glycerin. The aqueous solution is acidic and is a monovalent weak acid. Solubility in water increases with temperature. Heated to 169℃ (±1℃), dehydration will produce metaboric acid, and 300℃ will form boric anhydride. Neutralize with strong base to obtain metaborate.

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 OXALIC ACID CAS#68603-87-2Oxalic acid standard solution is mostly used for quantitative detection of oxalic acid content in food and medicine. For example, oxalic acid standard solution can be used to determine the oxalic acid content in edible mushroom broth.

Products Description of C.I. Acid Black 194 CAS#61931-02-0Acid Black 194, dark brown powder, can be used for dyeing wool, silk, nylon, wool blended fabrics and direct printing of wool and silk fabrics, with rich color and good level dyeing. When used for dyeing wool and other fibers in the same bath, silk will be dyed, nylon will be seriously stained, and acetate fiber and cellulose fiber will be slightly stained.C.I.

Products Description of 3,5-Pyridinedicarboxylic acid CAS#499-81-03,5-Pyridinedicarboxylic Acid, English name 3,5-Pyridinedicarboxylic Acid, is a chemical substance with molecular formula: C7H5NO4.3,5-Pyridinedicarboxylic acid Chemical PropertiesMelting point >300 °C (lit.)Boiling point 295.67°C (rough estimate)density 1.5216 (rough estimate)refractive index 1.6280 (estimate)storage temp. Sealed in dry,Room Temperaturesolubility 1.0g/lform Powderpka2.8(at 25℃)color White to almost whiteWater Solubility insolubleBRN 131640InChIInChI=1S/C

Products Description of Madecassic acid CAS#18449-41-7Madecassoside (MC) is the main active ingredient of triterpenoid saponins in Centella asiatica Urb., a plant of the Umbelliferae family. Studies have shown that MC has a wide range of pharmacological activities in vivo and in vitro, and can reduce collagen-induced arthritis inflammation, promote the proliferation of human fibroblasts cultured in vitro, treat or prevent hypertrophic scars and keloids, and protect myocardial ischemia-reperfusion injury.

Products Description of Amino tris(methylene phosphonic acid) CAS#6419-19-8Chlorotrimethylenephosphonic acid, also known as aminotrimethylenephosphonic acid (ATMP), has good chelation, low-limit inhibition and lattice distortion effects. It can prevent scale-forming salts in water from forming scale, especially calcium carbonate scale. Aminotrimethylenephosphonic acid is chemically stable in water and is not easily hydrolyzed.

Products Description of 4-Morpholineethanesulfonic acid CAS#4432-31-92-Morpholineethanesulfonic acid is a white solid powder at room temperature and pressure. It is soluble in polar solvents such as water, ethanol, methanol, and acetone, but insoluble in non-polar solvents. Its molecular structure contains a morpholine ring and an ethanesulfonic acid group. The morpholine ring is a nitrogen-containing heterocyclic compound with high stability and inertness, and has no obvious toxicity or irritation to organisms.

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 Dehydroacetic acid CAS#520-45-6DHA is widely found in many deep-sea fish oils, as well as in marine algae and some terrestrial plants. DHA is an ω-3 type unsaturated fatty acid and an essential fatty acid for the body. mp44℃. It is very unstable to light, oxygen and heat, and is easily oxidized and cracked, so antioxidants should usually be added.

Products Description of Sulfamic acid CAS#5329-14-6Aminosulfonic acid is a colorless, odorless and non-toxic solid strong acid. Its aqueous solution has the same strong acid properties as hydrochloric acid, sulfuric acid, etc., but its corrosiveness to metals is much lower than that of hydrochloric acid, etc. It is extremely toxic to the human body, but it cannot be in contact with the skin for a long time, let alone enter the eyes.Due to its strong acid properties, it is also called solid sulfuric acid.

Products Description of Oleic acid CAS#112-80-1Insoluble in water, soluble in benzene, chloroform, miscible with methanol, ethanol, ether and carbon tetrachloride. Because it contains double bonds, it is easily oxidized by air, producing an unpleasant odor and turning yellow. When treated with nitrogen oxides, nitric acid, mercurous nitrate and sulfurous acid, it can be converted into oleic acid. When hydrogenated, it becomes stearic acid. The double bonds can easily react with halogens to form halogenated stearic acid.

Products Description of Thiosalicylic acid CAS#147-93-3Thiosalicylic acid, o-mercaptobenzoic acid, white triclinic crystals or white solids. Soluble in ethanol and glacial acetic acid, slightly soluble in water. Used in the preparation of thioindigo dyes, and also used as a reagent for iron analysis.

Products Description of Clavulanic acid CAS#58001-44-8Clavulanate Potassium, trade name potassium clavulanate, is an oxopenicillin β-lactamase inhibitor, which is a β-lactam ring and a hydrogenated isoxazole ring.

Products Description of 2-Thiophenecarboxylic acid CAS#527-72-02-Thiophenecarboxylic acid is a kind of colorless crystal.