Spermine CAS#71-44-3-manufacture,factory,supplier from China

Products Description of Spermine CAS#71-44-3 Spermine is a polyamine substance containing two amino groups and two imino groups. It is produced in the body by putrescine (butanediamine) and S-adenosylmethionine catalyzed by various enzymes. It and spermidine are both present in bacteria and most animal cells and are important substances that promote cell proliferation. Under acidic conditions, it exhibits the characteristics of polycationic polyamines and can bind to DNA in viruses and bacteria.

Products Description of Styrenated phenol CAS#61788-44-1Light yellow to amber viscous liquid.

Products Description of CETEARYL ALCOHOL CAS#8005-44-5Cetostearyl alcohol is in the form of white granules, flakes or blocks, has a greasy smell, and is a transparent oily liquid after melting.

Products Description of Propargylamine CAS#2450-71-7Propargylamine is a colorless or light yellow liquid at room temperature and pressure. The solubility of propargylamine in water is relatively low, but its solubility in common organic solvents such as ethanol, acetone, dimethylformamide and ether is high.

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 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 Cetrimide CAS#8044-71-1Cetrimonium bromide is in the form of white or light yellow crystals or powder, easily soluble in isopropyl alcohol and water, produces a large amount of foam when shaken, has good compatibility with cationic, nonionic and amphoteric surfactants, and has excellent penetration, softening, emulsification, antistatic, biodegradability and bactericidal properties.Ctrimide Chemical PropertiesMelting point 245-250 °C(lit.)solubility H2O: 10 % (w/v)CAS DataBase Reference8044-71-1(CAS DataBase Reference)Safety InformationHazard Co

Products Description of 2-Amino-5-bromopyrazine CAS#59489-71-32-Amino-5-bromopyrazine is a compound that can be used in organic synthesis.2-Amino-5-bromopyrazine Chemical PropertiesMelting point 113-117 °C (lit.)Boiling point 274.2±35.0 °C(Predicted)density 1.844±0.06 g/cm3(Predicted)storage temp. Keep in dark place,Sealed in dry,Room Temperaturesolubility Ethanol, Ethyl Acetate, Methanolform Brown Needlespka1.66±0.10(Predicted)color Light yellow to BrownInChIKeyKRRTXVSBTPCDOS-UHFFFAOYSA-NCAS DataBase Reference59489-71-3(CAS DataBase Reference)Safety Inf

Products Description of Cetrimide CAS#8044-71-1Cetrimonium bromide is in the form of white or light yellow crystals or powder, easily soluble in isopropyl alcohol and water, produces a large amount of foam when shaken, has good compatibility with cationic, nonionic and amphoteric surfactants, and has excellent penetration, softening, emulsification, antistatic, biodegradability and bactericidal properties.Cetrimide Chemical PropertiesMelting point 245-250 °C(lit.)solubility H2O: 10 % (w/v)CAS DataBase Reference8044-71-1(CAS DataBase Reference)Safety InformationHazard C

2-[(4-Amino-3-methylphenyl)ethylamino]ethyl sulfate Chemical Propertiesdensity 1.5[at 20℃]vapor pressure 0.022Pa at 20℃storage temp. Keep in dark place,Sealed in dry,Room TemperatureWater Solubility 1000g/L at 20℃LogP-5.1 at 19.9℃CAS DataBase Reference25646-71-3(CAS DataBase Reference)EPA Substance Registry SystemN-[2-[(4-Amino-3-methylphenyl)ethylamino]methanesulfonamide sulfate (2:3) (25646-71-3)Safety InformationHazard Codes T,N,XnRisk Statements 25-36/37/38-43-50/53-22-34-23/24/25Safety Statements 26-36/37-45-61-60-37-24-36/37/39-27RIDADR UN 2811 6.1

Products Description of 1-Chloroisoquinoline CAS#19493-44-81-Chloroisoquinoline can be used as a pharmaceutical synthesis intermediate, such as the preparation of the compound 1-phenylisoquinoline.

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

Products Description of Triethylamine CAS#121-44-8 Triethylamine (molecular formula: C6H15N), also known as N,N-diethylethylamine, is the simplest homotrisubstituted tertiary amine. It has the typical properties of tertiary amines, including salt formation and oxidation. Triethylamine has no reaction in the Hisberg reaction. It is a colorless to light yellow transparent liquid with a strong ammonia odor and a slight smoke in the air. Boiling point: 89.5℃, relative density (water = 1): 0.70, relative density (air = 1): 3.48, slightly soluble in water, soluble in ethanol and ether.

4,4'-DIBROMO-2,2'-BIPYRIDINE Chemical PropertiesMelting point 138.0 to 142.0 °CBoiling point 362.9±37.0 °C(Predicted)density 1.809±0.06 g/cm3(Predicted)storage temp. Keep in dark place,Sealed in dry,Room Temperaturesolubility soluble in Tolueneform powder to crystalpka2.59±0.18(Predicted)color White to Light yellowInChIInChI=1S/C10H6Br2N2/c11-7-1-3-13-9(5-7)10-6-8(12)2-4-14-10/h1-6HInChIKeyKIIHBDSNVJRWFY-UHFFFAOYSA-NSMILESC1(C2=NC=CC(Br)=C2)=NC=CC(Br)=C1CAS DataBase Reference18511-71-2Safety InformationRisk Statements 36/37/38Safety Statements&nb

Products Description of Terbinafine CAS#91161-71-6 Terbinafine hydrochloride can treat skin, hair and nail infections caused by Trichophyton, Microsporum canis and Epidermophyton floccosum. It can also treat various tinea, skin yeast infections caused by Candida, and onychomycosis caused by mold.

Products Description of 1-Bromoisoquinoline CAS#1532-71-41-Bromoisoquinoline is a low melting point solid.CAS No.

Products Description of 7-Diethylamino-4-methylcoumarin CAS#91-44-17-Diethylamino-4-methylcoumarin is a vital organic compound with a spectrum of applications, predominantly utilized as a fluorescent brightening agent in the textile and paper industries, enhancing the whiteness and brightness of materials. Our collaboration cases exemplify its integration in improving the luminosity of various products, a testament to its effectiveness in real-world applications.

Products Description of Casein CAS#9000-71-9 Casein is the main protein in the milk of mammals, including cows, sheep and humans. The protein in milk is mainly casein, while human milk is mainly albumin. Casein is a large, hard, dense, and extremely difficult to digest and decompose curd.Casein is the highest content protein in milk. It is currently mainly used as a food raw material or microbial culture medium.

Products Description of N-Methyl-2-pyrrolidone CAS#2687-44-7N-methyl-2-pyrrolidone is a nitrogen-containing five-membered heterocyclic compound. It has a wide range of applications due to its following excellent properties: It has high polarity and is completely miscible in most organic solvents (alcohols, ethers, ketones, aromatic hydrocarbons, chlorinated hydrocarbons, etc.). It has high solubility in organic and inorganic substances. It can be miscible with water in any proportion. It has a higher flash point than other similar solvents.

Products Description of Dodecane CAS#112-40-3Colorless liquid. Melting point -9.6℃ (-12℃), boiling point 216.3℃, 145℃ (13.3kPa), 91.5℃ (1.3kPa), relative density 0.7487 (20/4℃), refractive index 1.4216, flash point 71℃.

Products Description of 2-Hydroxynicotinic acid CAS#609-71-22-Hydroxynicotinic acid is an organic intermediate.

Products Description of Tert-Butyl 1-piperazinecarboxylate CAS#57260-71-6In modern chemical pharmaceuticals, 1-tert-butyloxycarbonylpiperazine plays a very important role because it is an important basic chemical raw material for many antitussive drugs, antiallergic drugs, antipsychotic drugs, antibacterial drugs, various pesticides, etc.

Products Description of Tetraethylammonium bromideCAS#71-91-0Tetraethylammonium bromide is an organic substance with the chemical formula (C2H5)4NBr, which is white crystals. It is hygroscopic. It is easily soluble in water, ethanol, chloroform and acetone, slightly soluble in benzene, and its solubility in water is 2795 g/L (25°C). The pH of a 10% aqueous solution is 6.5, and the pH remains unchanged when heated to 95°C for 28 hours. It is irritating.