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China wholesale Monoethyl Fumarate - (2-Bromoethyl)benzene 2-Phenylethyl bromide 103-63-9 – Starsky
Description Product Name: Tetrakis(triphenylphosphine)palladium CAS: 14221-01-3 MF: C72H60P4Pd MW: 1155.561844 EINECS: 238-086-9 Melting point: 103-107 °C storage temp.: 2-8°C form: Fine Powder or Platelets color: Bright yellow to khaki Water Solubility: insoluble Specification Product Name Tetrakis(triphenylphosphine)palladium CAS 14221-01-3 Apperance Yellow Powder Melting point 103-107 °C Assay/Pd ≥9.2% Purity ≥99% Properties of precious metal catalysts 1.High activit... -
100% Original Factory 4-Methoxyphenol - Dibutyl fumarate 105-75-9 – Starsky
Description Product name:Dibutyl fumarate/DBF CAS:105-75-9 MF:C12H20O4 MW:228.28 Density:0.98 g/ml Melting point:-18°C Boiling point:141°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99% Color(Co-Pt) ≤20 Acidity(mgKOH/g) ≤0.2 Water ≤0.2% Application It is an internal plasticizer. It can be copolymerized with vinyl chloride, vinyl acetate, styrene and acrylate monomers. The copolymer can be used as ad... -
Cheap PriceList for Ethyl Acetoacetate Eaa 141-97-9 - Benzyl chloroformate 501-53-1 – Starsky
Description Product name:Benzyl chloroformate CAS:501-53-1 MF:C8H7ClO2 MW:170.59 Density:1.212 g/ml Melting point:-20°C Boiling point:103°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless oily liquid Purity ≥99% Color(Co-Pt) ≤20 Acidity(mgKOH/g) ≤0.1 Water ≤0.5% Application It can be used as amino protective agent in the synthesis of antibiotics and pesticide intermediate. Benzyl chloroformate is the benzyl ester of chlo... -
China Cheap price Ethyl 2-Hydroxybenzoate 118-61-6 Factory - Trichloroethylene 79-01-6 – Starsky
Description Product Name: Trichloroethylene CAS: 79-01-6 MF: C2HCl3 MW: 131.39 EINECS: 201-167-4 Melting point: -86 °C Boiling point: 87 °C Density: 1.463 g/mL at 25 °C(lit.) Vapor density: 4.5 (vs air) Vapor pressure: 61 mm Hg ( 20 °C) Refractive index: n20/D 1.476(lit.) Fp: 90°C Storage temp: 2-8°C Form: Liquid Color: Clear colorless Merck: 14,9639 BRN: 1736782 Specification Item Standard Result APPEARANCE Transparent Liquid, No Visible Impurity Transparent Liquid, No Visible Impu... -
Wholesale Discount Manufacturer Price N-Methylformamide - Aminoguanidine bicarbonate 2582-30-1 – Starsky
Description Product name:Aminoguanidine bicarbonate Synonyms:Aminoguanidine hydrogen carbonate CAS:2582-30-1 MF:C2H8N4O3 MW:136.11 EINECS:219-956-7 Appearance:White or slightly reddish crystalline powder Melting point: 170-172°C Density:1.6 g/cm3 Water solubility:<5 g/L Hazard class: 9 HS: 2928009000 Package:1 kg/bag, 25 kg/drum Specification Items Specifications Appearance White or slightly red crystalline powder Purity ≥99% ≥99.5% Insoluble substances ≤0.03% ≤0.02% Residue on ... -
Massive Selection for Monomethyl Adipate Price - Ethyl p-toluenesulfonate 80-40-0 – Starsky
Description Product name:Ethyl p-toluenesulfonate CAS:80-40-0 MF:C9H12O3S MW:200.25 Density:1.174 g/ml Melting point:29-33°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless or yellowish liquid Purity ≥98% P-toluenesulfonic acid ≤0.2% P-toluene sulfonyl chloride ≤0.3% Water ≤0.5% Application 1.It can be used as ethylation reagent and photosensitive material intermediate, and also as toughener of cellulose acetate. 2.It is ... -
Chinese wholesale Triethyl Orthoformate Teof - Ethylene carbonate 96-49-1 – Starsky
Description Product name:Ethylene carbonate CAS:96-49-1 MF:C3H4O3 MW:88.06 Melting point:35-38°C Boiling point:243-244°C Density:1.321 g/ml at 25°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99.9% Color(Co-Pt) ≤10 Ethylene oxide ≤0.01% Ethylene glycol ≤0.01% Water ≤0.005% Application 1.It is used for the production of lithium batteries and capacitors electrolyte in the electronic industry. 2.It is u... -
Fast delivery Manufacturer Dimethyl Oxalate - Monoethyl Adipate 626-86-8 – Starsky
Description Product name:Monoethyl adipate CAS:626-86-8 MF:C8H14O4 MW:174.19 Density:0.98 g/ml Melting point:28-29°C Boiling point:180°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥97% Color(Pt-Co) ≤30 Adipic acid ≤2% Water ≤0.5% Application It is organic synthesis, pharmaceutical intermediates, solvents, etc. Property It is insoluble in water, soluble in alcohol, ether and other organic solvents. ... -
New Delivery for Sodium Chlorite 7758-19-2 Faster Delivery - Molybdenum disulfide 1317-33-5 – Starsky
Specification Items Specifications Appearance Colorless liquid Color(APHA) ≤10 Purity ≥99.5% Water ≤0.05% Evaporation residue ≤0.001% PH 5.0-8.0 Application 1,Used as organic solvent, dry cleaner, grease extractant, smoke agent, desulfurizer and fabric finishing agent 2,Tetrachloroethylene is widely used as organic solvent, dry cleaning agent, metal degreasing solvent, and as repellent for intestinal worms.Tetrachloroethylene can be used as fat extraction agent, fire extingu... -
Factory made hot-sale Dibutyl Sebacate With Best Price - p-Hydroxy-cinnamic acid 7400-08-0 – Starsky
Description Product name:p-Hydroxy-cinnamic acid CAS:7400-08-0 MF:C9H8O3 MW:164.16 Density:1.213 g/ml Melting point:214°C Boiling point:251°C Packaging:1 kg/bag, 25 kg/drum Specification Items Specifications Appearance White powder Purity ≥99% Water ≤0.5% Application It is used as intermediate of medicine and spice industry, liquid crystal raw material. Property It is soluble in water and ethanol. Storage Stored at a dry, shady, ventilated place. Payment 1, T/T 2, L/C... -
Rapid Delivery for Wholesales 4-Tert-Butylbenzoic Acid - Triethyl orthoformate/TEOF CAS 122-51-0 – Starsky
Property: It is colorless transparent liquid with pungent smell. It is miscible with ethanol and ether. It is slightly soluble in water, but will decompose in water. Specification: Items Specifications Appearance Colorless transparent liquid Color ≤20 Purity ≥99.5% Ethanol ≤0.3% Ethyl formate ≤0.2% Moisture ≤0.05% Free acid (calculated by formic acid) ≤0.05% Application: 1.Triethyl orthoformate is widely used in the synthesis of chloroquine, quinoline, dichlo... -
Factory directly Phloroglucinol Anhydrous - Trichloroethylene 79-01-6 – Starsky
Description Product Name: Trichloroethylene CAS: 79-01-6 MF: C2HCl3 MW: 131.39 EINECS: 201-167-4 Melting point: -86 °C Boiling point: 87 °C Density: 1.463 g/mL at 25 °C(lit.) Vapor density: 4.5 (vs air) Vapor pressure: 61 mm Hg ( 20 °C) Refractive index: n20/D 1.476(lit.) Fp: 90°C Storage temp: 2-8°C Form: Liquid Color: Clear colorless Merck: 14,9639 BRN: 1736782 Specification Item Standard Result APPEARANCE Transparent Liquid, No Visible Impurity Transparent Liquid, No Visible Impu...
