Ceftibuten Related Impurity 2-manufacture,factory,supplier from China

Products Description of 6,7-Dimethoxyquinazoline-2,4-dione CAS#28888-44-06,7-Dimethoxy-2,4-quinazolinedione (doxazosin EP impurity D) is a chemical crystalline compound with a melting point of >300°C, an intermediate of prazosin hydrochloride.6,7-Dimethoxyquinazoline-2,4-dione Chemical PropertiesMelting point >300 °C (lit.)Boiling point 363.37°C (rough estimate)density 1.3404 (rough estimate)refractive index 1.6300 (estimate)storage temp. 2-8°Csolubility Aqueous Acid (Sparingly)pka10.27±0.20(Predicted)color White to Off-WhiteWater Solubility i

Products Description of 6-CHLOROIMIDAZO[1,2-B]PYRIDAZINE-2-CARBOXYLIC ACID CAS#14714-24-06-Chloromidazo[1,2-B]pyridazine-2-carboxylic acid can be used to prepare compounds which can be used as active pharmaceutical substances, in particular Trk antagonists, i.e. they block the intracellular kinase activity of Trk, e.g. TrkA (NGF) receptors. Tropomyosin-related kinases (Trks) are a family of receptor tyrosine kinases activated by neurotrophic factors. Trks play an important role in pain perception and in tumor cell growth and survival signaling.

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

Silicone oil CAS#63148-62-9Silicone oil having a silica structure and is liquid at room temperature and is called as siloxane, referred as silicone oils. The simplest polydimethylsiloxane is as formula [1]. In [2], if the R, R1, R2 are all methyl groups, it is called α, ω-trimethylsilyloxy polydimethylsiloxane, that’s the commonly called silicone oil. It is a linear polymer of a low molecular weight. If R1 and R2 are not a methyl group, then it is not related to this article. Silicone oil is a colorless or light yellow transparent liquid and is odorless and tasteless.

Products Description of 2-Amino-5-Methyl-3-Thiophenecarbonitrile CAS#138564-58-6An impurity generated in the preparation of Olanzapine.2-Amino-5-Methyl-3-Thiophenecarbonitrile Chemical PropertiesMelting point 101-103°CBoiling point 318.5±42.0 °C(Predicted)density 1.26±0.1 g/cm3(Predicted)storage temp. under inert gas (nitrogen or Argon) at 2–8 °Csolubility soluble in Methanolform powder to crystalpka0.16±0.10(Predicted)color Light yellow to BrownInChIKeyYGXADLPRHBRTPG-UHFFFAOYSA-NCAS DataBase Reference138564-58-6(CAS DataBase Reference)Safety Information

Products Description of DIMETHYL DICARBONATE CAS#4525-33-1Dimethyldicarbonate (DMDC), also known as Vigorin, is a fruit juice beverage preservative permitted for use in my country's food additives standards (INS No. 242). At room temperature or even low temperature, DMDC has a strong killing ability against many contaminating bacteria in fruit juice beverages. Its antiseptic effect is closely related to the modification and inactivation of key enzyme proteins in the bacteria by DMDC.

Products Description of Tetraethylammonium hydroxide CAS#77-98-5Tetraethylammonium hydroxide is an organic quaternary ammonium base. Most products exist in the form of methanol and aqueous solution. It is a colorless to light yellow liquid at room temperature. It has strong alkalinity and can absorb carbon dioxide in the air and decompose upon heating. It has a wide range of uses in the field of industrial research. It is used as a phase transfer catalyst, a template for molecular sieve synthesis, a cleaning agent, and a de-impurity agent in the petroleum industry.

Products Description of SODIUM TRISILICATE CAS#13870-30-9Sodium silicate is a water-soluble silicate, which can be divided into three forms: solid, liquid, and water-quenched. In theory, this type of substance is called "colloid". Industrial solid sodium silicate is a colorless, slightly light blue, turquoise, sky blue or yellow-green transparent or translucent glass block. When the impurity content is very low, the glassy anhydrous solid sodium silicate is a colorless and transparent glass body, and pure solid sodium cinnamate is a colorless and transparent solid.

Products Description of Potassium iodide CAS#7681-11-0 Potassium iodide is an ionic compound, in which iodine ions can form dark yellow precipitated silver iodide with silver ions (decomposed by light and can be used to make high-speed photographic film), so silver nitrate can be used to test the presence of iodine ions. As a component of thyroid hormone, iodine is closely related to the basal metabolism of livestock and poultry, and participates in almost all metabolic processes.

Products Description of 3-Hydroxy-1-AdaMantane Carboxylic Acid CAS#42711-75-13-Hydroxyadamantane can be used to synthesize potent pyridineamide/sulfonamide inhibitors of 11β-HSD-1, which can be used to treat ulcers or hormone therapy related to cortisol3-Hydroxy-1-AdaMantane Carboxylic Acid Chemical PropertiesMelting point 203 °CBoiling point 357.2±25.0 °C(Predicted)density 1.419±0.06 g/cm3(Predicted)storage temp. Sealed in dry,Room Temperaturesolubility DMSO (Slightly), Methanol (Slightly)form Solidpka4.60±0.40(Predicted)color Off-WhiteInChIInChI=1S/C11

Products Description of Trimethyl orthopropionate CAS#24823-81-2Trimethyl orthopropionate is a chemical substance.Trimethyl orthopropionate Chemical PropertiesBoiling point 121-122 °C (lit.)density 0.944 g/mL at 20 °C (lit.)refractive index 1.397-1.399Fp 19 °Cstorage temp. Flammables areasolubility soluble in Chloroformform Liquidcolor Clear colorlessBRN 1736043CAS DataBase Reference24823-81-2(CAS DataBase Reference)NIST Chemistry ReferencePropane, 1,1,1-trimethoxy-(24823-81-2)Safety InformationHazard Codes Xi-F,Xi,FRisk Statements 36

Products Description of 2-Bromoethanol CAS#540-51-22-Bromoethanol is a colorless or light yellow hygroscopic liquid with relatively stable and toxic chemical properties.

Products Description of 2-(2-Chlorophenyl)acetonitrile CAS#2856-63-5o-Chlorophenylacetonitrile is a chemical with the molecular formula C8H6ClN and a molecular weight of 151.59.2-(2-Chlorophenyl)acetonitrile Chemical PropertiesMelting point 24 °C (lit.)Boiling point 240-242 °C (lit.)density 1refractive index 1.5425-1.5445Fp >110°Cstorage temp. Sealed in dry,Room TemperatureWater Solubility Insoluble in watersolubility Chloroform (Slightly), Methanol (Slightly)form powder to lump to clear liquidcolor White or Colorless to Light yellowFre

Products Description of 2'-Fucosyllactose CAS#41263-94-9 BASF’s Newtrition® brand for human nutrition launched 2’-fucosyllactose (2’-FL), the largest human milk oligosaccharide (HMO) product, to the infant nutrition market in early 2019. HMOs are a unique class of carbohydrates that occur naturally in breast milk and are the second most abundant nutrient in breast milk after fat and lactose.2’-fucosyllactose is produced by microbial fermentation of genetically modified Escherichia coli strains.

Products Description of 2-Acrylamide-2-methylpropanesulfonic acid CAS#15214-89-82-Acrylamido-2-methylpropanesulfonic acid (AMPS) is a water-soluble sulfonic acid group with strong anionic properties, which makes it salt-resistant, high-temperature-resistant, dye-affinity, conductive, ion-exchangeable and highly tolerant to divalent cations; the amide group makes it have good hydrolysis stability, acid and alkali resistance and thermal stability; and the active double bond makes it have addition polymerization properties, and it can produce copolymers with a variety of hydrocarbon monomers

(2-hydroxytrimethylene)bis(trimethylammonium) dichloride Chemical PropertiesMelting point 256-257 °C (decomp)Factory and Equipment ShowFast delivery timeInventory 2-3 working days New production 7-10 working days

Products Description of 1-Butylpyrrolidin-2-oneCAS#3470-98-2Colorless liquid1-Butylpyrrolidin-2-one Chemical PropertiesBoiling point 137 °C / 28mmHgdensity 0,96 g/cm3vapor pressure 13Pa at 25℃refractive index 1.4640 to 1.4660storage temp. under inert gas (nitrogen or Argon) at 2-8°Csolubility Chloroform (Slightly)pka-0.41±0.20(Predicted)form Oilcolor ColourlessWater Solubility 1000g/L at 20℃InChIInChI=1S/C8H15NO/c1-2-3-6-9-7-4-5-8(9)10/h2-7H2,1H3InChIKeyBNXZHVUCNYMNOS-UHFFFAOYSA-NSMILESN1(CCCC)CCCC1=OLogP1.265 at 20℃CAS DataBase Reference3470-9

Products Description of 2-Ethoxybenzoic acid CAS#134-11-2Colorless oily liquid. Melting point 20.7℃, boiling point 174-176℃ (2.0kPa), relative density 1.105, refractive index 1.5400.

Products Description of 2,2-Dibromo-2-cyanoacetamide CAS#10222-01-2White crystals. Melting point 125℃, soluble in general organic solvents (such as acetone, benzene, dimethylformamide, ethanol, polyethylene glycol, etc.), slightly soluble in water (100g water dissolves 1.5g at 25℃). Its aqueous solution is relatively stable under acidic conditions and easily hydrolyzed under alkaline conditions. Increasing pH value, heating, ultraviolet light or fluorescent irradiation can greatly accelerate its dissolution rate.

Products Description of 2-Ethylhexanol CAS#104-76-7Colorless to light yellow oily liquid with sweet and light floral aroma. Soluble in 720 times water, miscible in most organic solvents.

C18H36O CAS#143-28-2 Product Introduction:Meet Pure Oleyl Alcohol, scientifically identified as C18H36O and registered under the CAS#143-28-2. This Light yellow oily liquid is a critical component in a myriad of industries, offering versatility and reliability.

Products Description of  Piperazinone CAS#5625-67-22-Piperazinone, an organic chemical substance, molecular formula: C4H8N2O.2-Piperazinone Chemical PropertiesMelting point 136-140 °C (lit.)Boiling point 164°C/5mmHg(lit.)density 1.053±0.06 g/cm3(Predicted)storage temp. Keep in dark place,Inert atmosphere,Room temperaturesolubility Chloroformform Crystalline Powderpka15.47±0.20(Predicted)color White to tanSensitive HygroscopicStability:Stable, but may be light and moisture sensitive.

Products Description of Dinonylnaphthalenesulfonic acid CAS#25322-17-2Dinonylnaphthalenesulfonic acid is a chemical substance with the molecular formula C28H44O3S.Dinonylnaphthalenesulfonic acid Chemical PropertiesBoiling point 94-99 °Cdensity 0.852 g/mL at 25 °Crefractive index n20/D 1.465Fp 30 °Fstorage temp. 2-8°Csolubility H2O: insolubleCAS DataBase Reference25322-17-2(CAS DataBase Reference)EPA Substance Registry SystemNaphthalenesulfonic acid, dinonyl- (25322-17-2)Safety InformationHazard Codes F,Xn,NRisk Statements&nb

Products Description of 4-Chloro-2-nitrobenzoic acid CAS#6280-88-2 4-Chloro-2-nitrobenzoic acid, also known as p-chloro-o-nitrobenzoic acid, is an important organic intermediate used in a variety of production fields such as pesticides, medicines, and dyes.