4,4'-Dibromo-[2,2']bipyridinyl-manufacture,factory,supplier from China

(Total 24 Products for 4,4'-Dibromo-[2,2']bipyridinyl)
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
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Products Description of 2,2'-[(1-Methylethylidene)bis[(dibromo-4,1-phenylene)oxymethylene]]bis[oxirane]-4,4'-(1-methylethylidene)bis[2,6-dibromophenol] copolymer CAS#68928-70-1Tetrabromobisphenol A-tetrabromobisphenol A glycidyl ether copolymer is widely used in flame retardant potting materials, flame retardant laminate adhesives, etc.
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Products Description of 4,4'-Diphenylmethane diisocyanate CAS#101-68-8Pale yellow molten solid with a strong pungent odor.
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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.
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Products Description of 4,4'-Diamino-2,2'-Stilbenedisulfonic Acid CAS#81-11-8 4,4'-diaminostilbene-2,2'-disulfonic acid, an organic chemical substance, molecular formula: C14H14N2O6S2.4,4'-Diamino-2,2'-stilbenedisulfonic acid Chemical PropertiesMelting point 300 °Cdensity 1.4732 (rough estimate)vapor pressure 1.3hPa at 25℃refractive index 1.6510 (estimate)storage temp. Keep in dark place,Inert atmosphere,Room temperaturesolubility Aqueous Base (Slightly)pka-1.58±0.50(Predicted)form Crystalline Powdercolor Cream to yellow
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Products Description of 4,4'-Diaminodiphenylsulfone CAS#80-08-0Dapsone is a sulfone antibacterial drug with a strong antibacterial effect on Mycobacterium leprae. Its preparations have been widely used in the treatment of leprosy. As the first choice for the treatment of leprosy, dapsone acts on the dihydrofolate synthase (DHPs) of bacteria, interferes with the synthesis of folic acid, and affects the synthesis of protein by bacteria.
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Products Description of 2,2-Dimorpholinodiethylether CAS#6425-39-42,2-Dimorpholinyl diethyl ether is a transparent liquid.2,2-Dimorpholinodiethylether Chemical PropertiesMelting point -28 °CBoiling point 309 °C (lit.)density 1.06 g/mL at 25 °C (lit.)vapor pressure 66Pa at 20℃refractive index n20/D 1.484(lit.)Fp 295 °Fstorage temp. 2-8°Csolubility Chloroform (Slightly), Ethyl Acetate (Slightly)form Oilpka6.92±0.10(Predicted)color Pale Brown to Light BrownWater Solubility 100g/L at 20℃InChIKeyZMSQJSMSLXVTKN-UHFFFAOYSA-NLogP0.5
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Products Description of 2,2-Dimethylthiazolidine CAS#19351-18-92,2-Dimethylthiazolidine, an organic chemical substance, molecular formula: C5H11NS.2,2-Dimethylthiazolidine Chemical PropertiesBoiling point 61 °C / 15mmHgdensity 1,02 g/cm3vapor pressure 2.01hPa at 25℃refractive index 1.5100-1.5140Fp 55°Cstorage temp. 2-8°C(protect from light)pka8.97±0.40(Predicted)form clear liquidcolor Colorless to Light orange to YellowInChIInChI=1S/C5H11NS/c1-5(2)6-3-4-7-5/h6H,3-4H2,1-2H3InChIKeySNPQRYOQWLOTFA-UHFFFAOYSA-NSMILESS1CCNC1(C)CLogP1.38CAS DataBase Refer
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Products Description of diisooctyl 2,2'-[(dioctylstannylene)bis(thio)]diacetateCAS#26401-97-8Mainly used in PVC products that come into contact with food and medicine, such as plates, sheets, films, etc., and can be used in processes such as calendering, blow molding, extrusion, injection, etc.diisooctyl 2,2'-[(dioctylstannylene)bis(thio)]diacetate Chemical Propertiesdensity 1.08[at 20℃]vapor pressure 0Pa at 25℃storage temp. Refrigerator, under inert atmospheresolubility Chloroform (Slightly), Ethyl Acetate (Slightly)form Oilcolor ColourlessWater Solu
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Products Description of 2,2'-BITHIOPHENE CAS#492-97-72,2'-BITHIOPHENE is an organic intermediate.2,2'-BITHIOPHENE CAS#492-97-7 Chemical PropertiesMelting point 32-33 °C (lit.)Boiling point 260 °C (lit.)density 1.2455 (rough estimate)refractive index 1.6210 (estimate)Fp >230 °Fstorage temp. Keep in dark place,Inert atmosphere,Room temperatureform powder to lump to clear liquidcolor White or Colorless to Light yellow to GreenWater Solubility Insoluble in water.Sensitive Light SensitiveBRN 3039InChIKeyOHZAHWOAMVVGEL-U
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Products Description of Optical brightener OB-1 CAS#1533-45-5Fluorescent whitening agent OB-1, 2,2-(4,4-diphenylethylene) bisbenzoxazole, is a yellow crystalline substance with a melting point of 359-362℃, insoluble in water, odorless, stable performance, and a maximum absorption spectrum wavelength of 374nm. It has strong fluorescence and a fluorescence emission wavelength of 434nm.
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Products Description of 2,2'-Azobis(2-methylpropionitrile) CAS#78-67-1White columnar crystals or white powdery crystals.
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Products Description of Diammonium 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonate)CAS#30931-67-0ABTS diammonium salt is a substrate for horseradish peroxidase (HRP).Diammonium 2,2'-azino-bis(3-ethylbenzothiazoline-6-sulfonate) Chemical PropertiesMelting point >181oC (dec.)storage temp. 2-8°Csolubility H2O: 50 mg/mL, very slightly hazy, greenform tabletcolor Pale Green to Light GreenPHpH(50g/l, 25℃) : 5.0~6.0Water Solubility Dissolve in water at 50mg/ml.
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Products Description of 1.1'-Binaphthyl-2.2'-diphemyl phosphine CAS#98327-87-81,1'-Binaphthyl-2,2'-bis(diphenylphosphine) (BINAP) is a powerful chiral auxiliary used as a homogeneous catalyst in certain asymmetric chemical syntheses.
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Cyclohexanol, 4,4-(1-methylethylidene)bis-, polymer with (chloromethyl)oxirane CAS#30583-72-3Hydrogenated bisphenol A epoxy resin is mainly used in insulating materials.Cyclohexanol, 4,4-(1-methylethylidene)bis-, polymer with (chloromethyl)oxirane Chemical Propertiesdensity 1.135[at 20℃]vapor pressure 0.002Pa at 20℃Water Solubility 58.6mg/L at 30℃InChIInChI=1S/C15H28O2.C3H5ClO/c1-15(2,11-3-7-13(16)8-4-11)12-5-9-14(17)10-6-12;4-1-3-2-5-3/h11-14,16-17H,3-10H2,1-2H3;3H,1-2H2InChIKeyCSSRVVKVKAJYLJ-UHFFFAOYSA-NSMILESC(C1CCC(O)CC1)(C1CCC(O)CC1)(C)C.C(C1OC1)ClLogP3.84 at 20℃EPA Substan
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Products Description of Bisphenol A CAS#80-05-7Bisphenol A (BPA), scientifically known as 4,4'-Isopropylidenediphenol, is a white crystalline solid that is combustible and has a faint phenolic odor. It is characterized by a relative density of 1.195, a melting point ranging from 155 to 158°C, and a boiling point between 250 to 252°C, with a flash point at 79.4°C.
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Products Description of 2,2-Dimethyl-1,3-dioxolane-4-methanol CAS#100-79-8(+,-)-2,2-Dimethyl-4-hydroxy-1,3-dioxane is a chemical.2,2-Dimethyl-1,3-dioxolane-4-methanol Chemical PropertiesMelting point -27℃Boiling point 189-191 °Cdensity 1.066 g/mL at 20 °C(lit.)vapor pressure 34Pa at 20℃refractive index n20/D 1.434Fp 176 °Fstorage temp. Sealed in dry,2-8°Csolubility 172g/l solubleform Liquidpka14.20±0.10(Predicted)color Clear colorlessPH4.0-7.5 (H2O)Water Solubility miscibleMerck 14,5213Safety Informa
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Products Description of Hexafluorobisphenol A CAS#1478-61-1Bisphenol AF is also known as hexafluorobisphenol A, 2,2-bis(4-hydroxyphenyl)hexafluoropropane, 2,2-bis(4-hydroxyphenyl)hexafluoropropane, etc., referred to as BPAF. It is slightly soluble in carbon tetrachloride, hardly soluble in water, and easily soluble in organic solvents such as ethanol, acetone, ether, toluene and strong alkali solutions.
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Products Description of Hexafluorobisphenol A CAS#1478-61-1Bisphenol AF is also known as hexafluorobisphenol A, 2,2-bis(4-hydroxyphenyl)hexafluoropropane, 2,2-bis(4-hydroxyphenyl)hexafluoropropane, etc., referred to as BPAF. It is slightly soluble in carbon tetrachloride, difficult to dissolve in water, and easily soluble in organic solvents such as ethanol, acetone, ether, toluene, and strong alkaline solutions.
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4,4'-Methylenebis(N,N-diglycidylaniline) Chemical PropertiesBoiling point 619.3±35.0 °C(Predicted)density 1.15 g/mL at 25 °C(lit.)vapor pressure 0Pa at 24.85℃refractive index n20/D 1.601(lit.)Fp >230 °Fform clear liquidpka4.58±0.50(Predicted)color Light yellow to BrownWater Solubility 9.2mg/L at 20℃LogP2.12 at 22℃EPA Substance Registry SystemOxiranemethanamine, N,N'-(methylenedi-4,1-phenylene)bis[N-(oxiranylmethyl)- (28768-32-3)Safety InformationHazard Codes Xi,NRisk Statements 43-51/53Safety Statements 
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Products Description of DL-Menthol CAS#89-78-1 Menthol is a chemical agent. It is extracted from the leaves and stems of mint. It is a white crystal with a molecular formula of C10H20O. It is the main component of mint and peppermint essential oils. In the world, China and Brazil are the main natural mint producers, and the annual output of mint oil reaches 2000-3000 tons. Menthol and racemic menthol can be used as flavoring agents for toothpaste, perfume, beverages and candies.
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Products Description of Dioctyl terephthalate CAS#6422-86-2Dioctyl terephthalate (DOTP) is a high-performance main plasticizer for polyvinyl chloride (PVC) plastics. Compared with the commonly used diisooctyl phthalate (DOP), it has the advantages of heat resistance, cold resistance, low volatility, anti-extraction, flexibility and good electrical insulation performance. It shows excellent durability, soap water resistance and low-temperature flexibility in the products.
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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.
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Products Description of NICARBAZINE CAS#330-95-0Nicarbazin is a complex of dinitrocarbamide and hydroxydimethylpyrimidine. It is a yellow or yellow-green powder; odorless, with a slight odor. This product is slightly soluble in dimethylformamide, insoluble in water, ethanol, ethyl acetate, chloroform, and ether.
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2-ACP Introduction2-ACP, is a chemical compound with the molecular formula C6H6ClN2. It is an important intermediate in the synthesis of various pharmaceuticals and agrochemicals. In this article, we will discuss the properties, applications, and synthesis of 2-ACP.2-ACP Properties1. Physical Properties: 2-ACP is a white to off-white crystalline powder with a melting point of 110-114℃. It is soluble in organic solvents such as ethanol, methanol, and acetone, but insoluble in water.2. Chemical Properties: 2-ACP is a heterocyclic compound containing a pyridine ring and an amino group.
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