120 93 4-manufacture,factory,supplier from China

Products Description of 2-Imidazolidone CAS#120-93-42-Imidazolidinone is an organic compound with the molecular formula C3H6N2O.

Products Description of Dibenzoylmethane CAS#120-46-71,3-diphenyl-1,3-propanedione is commonly known as dibenzoylmethane.

Products Description of Natamycin CAS#7681-93-8Natamycin, also known as pimaricin and natamycin, was first isolated from Streptomyces natalensis in 1955. Its activity is far superior to sorbic acid. In June 1982, the US FDA officially approved natamycin for use as a food preservative and classified it as a GRAS product. Natamycin is a highly effective inhibitor of molds, yeasts and fungi. It is used to inhibit molds, yeasts and fungi in food. It is very safe and reliable for the human body and does not affect the flavor of the product.

Products Description of Bismuth citrate CAS#813-93-4Used as an intermediate of bismuth potassium citrateBismuth citrate Chemical PropertiesMelting point 300 °C (dec.) (lit.)density 0.94 g/mL at 25 °C (lit.)vapor pressure 0Pa at 20℃storage temp. -20°C Freezersolubility Water (Very Slightly)form Crystalline Powdercolor WhiteWater Solubility Insoluble in water, alcohol, ether. Soluble in ammonia solution and in solution of alkali citrates. Typical tap density 0.50g/cm^3.Soluble in ammonia, alkali citrates.

Products Description of K-CATALYST CAS#1318-93-0Montmorillonite, also known as microcrystalline kaolinite or collinite, is an aluminosilicate whose main component is octahedral montmorillonite particles. It was named after it was first discovered in Montmorillonite, France. . Montmorillonite is a very soft phyllosilicate mineral that forms microscopic crystals called clays when they precipitate out of aqueous solutions.

Products Description of 4'-Methylpropiophenone CAS#5337-93-9The molecule of p-methylpropiophenone contains a polar carbonyl (C=O) bond and a non-polar benzene ring. The whole molecule is relatively polar, but also has a certain non-polarity. Therefore, it can be dissolved in non-polar solvents such as petroleum ether and benzene, as well as polar solvents such as ethanol and dimethylformamide. The molecule of p-methylpropiophenone contains a long alkyl chain and a benzene ring, and there are certain van der Waals forces and hydrogen bonding forces between molecules.

Products Description of 4'-HydroxyacetophenoneCAS#99-93-4Since p-hydroxyacetophenone contains hydroxyl and ketone groups on the benzene ring in its molecule, it is often used as an intermediate in organic synthesis to react with other compounds to synthesize many important substances.

Products Description of 1-Methylpyrrolidine CAS#120-94-5Colorless, transparent, volatile liquid. Freezing point -90°C, boiling point 79.5～80.5°C, relative density 0.819, refractive index 1.4240, flash point -21°C.

Products Description of Guaifenesin CAS#93-14-1Guaifenesin, also known as methyl glyceryl benzene diether, guaifenesin, guaifenesin glycerol ether, and glyceryl guaifenesin, is a stimulating expectorant. After oral administration, it can stimulate the gastric mucosa, reflexively cause increased secretion of bronchial mucosal glands, reduce the viscosity of sputum, and make sticky sputum easier to cough up. It is suitable for treating people with a lot of sputum that is difficult to cough up.

2'-Hydroxyacetophenone CAS#118-93-4Overview:2'-Hydroxyacetophenone, also known as ortho hydroxy acetophenone, is an organic compound with the chemical formula C8H8O2 and the CAS number 118-93-4.This light yellow liquid is recognized for its diverse applications in various industries, including pharmaceuticals and fragrancesProduct Specifications:Molecular Formula: C8H8O2Molecular Weight: 136.15 g/molAppearance: Clear yellow to brown liquidMelting Point: 4 to 6°CBoiling Point: 213°C at 717 mm HgDensity: 1.131 g/mL at 25°CRefractive Index: 1.558 at 20°C

Products Description of Dimethyl terephthalate CAS#120-61-6Dimethyl terephthalate (DMT) is a key precursor in the production of polyethylene terephthalate (PET), widely recognized for its applications in the manufacturing of plastic bottles, fibers, and films. In academic and industrial R&D, DMT is the subject of innovative research, such as its hydrogenation to dimethyl cyclohexanedicarboxylates (DMCD) using bimetallic catalysts, which has demonstrated an 80% conversion rate and 95% selectivity under optimized conditions 43.

Products Description of Benzyltrimethylammonium chloride CAS#56-93-9Benzyltrimethylammonium chloride is a white to light yellow crystalline powder at room temperature and pressure, and has strong hygroscopicity.

Products Description of Sulfuric acid CAS#7664-93-9Sulfuric Acid (CAS# 7664-93-9) is a potent, colorless, and odorless mineral acid with a wide range of applications across various industries. As a cornerstone in chemical manufacturing, it's instrumental in producing fertilizers, dyes, and pigments. Its strong dehydrating and oxidizing properties make it indispensable in metal processing and refining petroleum. In the laboratory, it's a versatile reagent for titration and sample preparation.

Products Description of Naphthalene-2-sulfonic acid CAS#120-18-3White to slightly brown leaf-shaped crystals. Melting point 91℃ (anhydrous), 83℃ (trihydrate), 124℃ (monohydrate). Soluble in water, alcohol and ether.

Products Description of ASTRAZON PINK FG CAS#3648-36-0Dark red uniform powder. Dissolves in water to produce bright pink. When dyed at high temperature (120℃), the color does not change. If dyed in sulfuric acid bath, the color changes slightly, and when dyed in formic acid bath, the color does not change. Light fastness level 4.

Products Description of 2,3-Dibromothiophene CAS#3140-93-02,3-Dibromothiophene is an important pharmaceutical intermediate.2,3-Dibromothiophene chloride Chemical PropertiesMelting point -17.5°CBoiling point 218-219 °C (lit.)density 2.137 g/mL at 25 °C (lit.)refractive index n20/D 1.632(lit.)Fp 125 °Fstorage temp. Keep in dark place,Inert atmosphere,2-8°Cform liquidSpecific Gravity2.137color White to Yellow to GreenSensitive Light SensitiveBRN 107512InChIKeyATRJNSFQBYKFSM-UHFFFAOYSA-NCAS DataBase Reference3140-93-0(CAS DataBase Re

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 2,5-Dimethoxybenzaldehyde CAS#93-02-72,5-Dimethoxybenzaldehyde is a colorless crystal produced by methylation reaction with dimethyl sulfate in an alkali aqueous solution.2,5-Dimethoxybenzaldehyde Chemical PropertiesMelting point 46-48 °C (lit.)Boiling point 146 °C/10 mmHg (lit.)density 1.1708 (rough estimate)refractive index 1.5260 (estimate)Fp >230 °Fstorage temp. Keep in dark place,Sealed in dry,Room Temperaturesolubility 795mg/lform Crystalline Powder, Crystals and/or Chunkscolor Yellow to beigeWater Solubili

Products Description of 4-Methylmorpholine N-oxide CAS#7529-22-8N-methylmorpholine oxide (NMMO) solvent is a special excellent solvent with extremely strong solubility for cellulose. It is a crystalline solid or liquid at room temperature, non-toxic, weakly alkaline, and highly hygroscopic. Each molecule can combine with multiple water molecules. It is easy to produce a color change reaction at 120°C, and an overheating reaction at 175°C and is easy to gasify and decompose.

Cyclohexanol CAS#108-93-0Cyclohexanol is a clear, colorless to light yellow, viscous, hygroscopic liquid with a camphor-like odor. A detection smell threshold awareness of sixty four μg/m3 (155 ppbv) was once said through Punter (1983). It has a pretty excessive flash factor and boiling range. A solvent for cellulose ethers, ester gum,shellac, low viscosity silicones and polyvinyl chloride. lt has a pretty confined use in display screen inks.

Products Description of Aminopyrazine CAS#5049-61-6Aminopyrazine is the matrix for the four-component synthesis of imidazolidinediones, an organic synthesis intermediate and a pharmaceutical intermediat.Aminopyrazine Chemical PropertiesMelting point 118-120 °C (lit.)Boiling point 167.6°C (rough estimate)density 1.1031 (rough estimate)refractive index 1.5200 (estimate)storage temp. Keep in dark place,Inert atmosphere,Room temperaturesolubility soluble in Methanolpka3.22±0.10(Predicted)form Crystalline Powdercolor Slightly yellow to beigeWater Solubil

 Products Description of Sodium Hydroxymethanesulphinate CAS#149-44-0Sodium bisulfite formaldehyde is translucent white orthorhombic crystals or small pieces. Apparent density 1.80～1.85g/cm3. Easily soluble in water, slightly soluble in alcohol. It has extremely strong reducing properties under high temperature and can make the dyed color disappear, so it is known as the chemical book of hanging white blocks. It decomposes when exposed to acid, and decomposes at 120°C to produce toxic gases such as formaldehyde and hydrogen sulfide.

Products Description of 3-Pyridylacetic Acid Hydrochloride CAS#6419-36-93-Pyridine acetate hydrochloride is a colorless solid with m.p.161～163℃, soluble in water.3-Pyridylacetic Acid Hydrochloride Chemical PropertiesMelting point 161-163 °C(lit.)storage temp. Inert atmosphere,Room Temperaturesolubility DMSO (Sparingly), Methanol (Slightly)form Crystalline Powder, Crystals and/or Chunkscolor White to light yellow or beigeMerck 14,7971BRN 3696630Stability:HygroscopicInChIInChI=1S/C7H7NO2.ClH/c9-7(10)4-6-2-1-3-8-5-6;/h1-3,5H,4H2,(H,9,10);1HInChIKe

Products Description of Diphenylacetonitrile CAS#86-29-3The molecular formula of diphenyl acetonitrile is C14H11N, and its melting point is 71-73°C. Boiling point 181 °C (12 mmHg). Flash point 120 °C. WATER SOLUBLE INSOLUBLE. Used as intermediates in organic synthesis.