Maleic Anhydride (Briquettes, Pastilles)-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 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 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.

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

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

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&

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

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

 Polymaleic Acid CAS#26099-09-2 Polymaleic acid is the homopolymer of maleic acid. It is very secure in presence of chlorine and different oxidizing biocides. It has correct scale inhibition and excessive temperature resistance properties. Therefore, it can be used in the water desalination plants. It is also an amazing calcium carbonate antiscalant upon excessive temperature and in the excessive alkaline cooling water systems.

Products Description of Di-tert-butyl Dicarbonate CAS#24424-99-5BOC anhydride is an organic compound with the molecular formula C10H18O5.

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-Methyl-1-propanol CAS#78-83-1Isobutanol, additionally recognised as isopropyl alcohol or 2-methyl propanol, is a colorless and flammable liquid. It is one of the most important components of clean tea leaves, black tea and inexperienced tea to produce the top notch aroma. The molecular weight of isobutanol is 74.12, with a boiling factor of 107.66 ℃, a relative density of 0.8016, a refractive index of 1.3959, and a flash factor of 37 ℃.

Products Description of Poly(ethylene glycol) dimethacrylateCAS#25852-47-5 Used in food, medical and health gel materials, etc.Poly(ethylene glycol) dimethacrylate Chemical PropertiesBoiling point >200 °C2 mm Hg(lit.)density 1.11 g/mL at 25 °Crefractive index n20/D 1.467Fp >230 °Fstorage temp. 2-8°Csolubility H2O: solubleform Granular Solidcolor White to off-whiteWater Solubility Soluble in water.Sensitive Moisture & Light SensitiveStability:Stable.

Products Description of Cesium carbonate99.9% CAS#534-17-8Cesium carbonate is an inorganic compound. It is a white solid at room temperature and pressure. It is very soluble in water and absorbs moisture quickly when placed in the air. The aqueous solution of cesium carbonate is strongly alkaline and can react with acid to produce the corresponding cesium salt and water, and release carbon dioxide. Cesium carbonate is easy to transform and can be used as a precursor of other cesium salts.

Products Description of Methyl 3-amino-4-methylthiophene-2-carboxylate CAS#85006-31-1Methyl 3-amino-4-methylthiophene-2-carboxylate is an organic raw material.Methyl 3-amino-4-methylthiophene-2-carboxylate CAS#85006-31-1 Chemical PropertiesMelting point 85-88 °C (lit.)Boiling point 318.6±37.0 °C(Predicted)density 1.264±0.06 g/cm3(Predicted)Fp >100°Cstorage temp. Keep in dark place,Sealed in dry,Room Temperaturesolubility Chloroform (Slightly), Methanol (Slightly)pka1.71±0.10(Predicted)form Solidcolor Pale YellowWater Solubility 1g/L at 35℃BR

Products Description of Tetrabutylammonium iodide CAS#311-28-4Tetrabutylammonium iodide (TBAI) is a commonly used phase transfer catalyst that can increase the reaction rate or effectively promote a variety of chemical reactions. This reagent can be used as an iodine source to generate the iodide required for the reaction in situ, avoiding the use of some unstable and expensive iodides.

Products Description of Tetrabutylammonium Iodide COA#311-28-4Tetrabutylammonium iodide (TBAI) is a commonly used phase transfer catalyst that can increase the reaction rate or effectively promote a variety of chemical reactions. This reagent can be used as an iodine source to generate the iodide required for the reaction in situ, avoiding the use of some unstable and expensive iodides.

Products Description of Calcium gluconate CAS#299-28-5Calcium gluconate is the calcium salt of gluconic acid. It is a white crystalline or granular powder with a melting point of 201°C.

Products Description of Boron Trifluoride Diethyl Etherate CAS#109-63-7Boron trifluoride is an important Lewis acid catalyst in organic synthesis and plays an important role in organic reactions (such as polymerization, hydrocarbonization, alkylation, isomerization, etc.). It is inconvenient to use trifluoride when it is in gaseous state. In order to adapt to the activity requirements of different reactions, according to the characteristics of trifluoride, it is often combined with polar oxygen- or nitrogen-containing compounds to convert it into a complex with strong stability.

Products Description of Silver acetate CAS#563-63-3Silver acetate is an off-white solid powder at room temperature and pressure. It has average solubility in water. 1L of water can dissolve about 10.2g of silver acetate. It has good solubility in organic solvents such as ethanol, methanol and acetone.

Products Description of OBSH CAS#80-51-34,4'-Oxobenzenesulfonylhydrazide, also known as bis(benzenesulfonylhydrazide) ether, is an organic compound with the chemical formula C12H14N4O5S2.

Products Description of Diethylene Glycol Ethyl Methyl Ether CAS#1002-67-1Diethylene glycol methyl ethyl ether is a chemical.