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  • factory Outlets for Hot Sales Monoethyl Fumarate Cas 2459-05-4 - Malonic acid 141-82-2 – Starsky

    factory Outlets for Hot Sales Monoethyl Fumarate Cas 2459-05-4 - Malonic acid 141-82-2 – Starsky

    Description Product name:Malonic acid CAS:141-82-2 MF:C3H4O4 MW:104.06 Density:1.619 g/cm3 Melting point:132-134°C Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Items Specifications Appearance White crystal Purity ≥99.5%  Water ≤0.5% Cl ≤0.02% SO4 ≤0.1% Application 1.In the pharmaceutical industry, it is used to produce lumina, barbital, vitamin B1, vitamin B2, vitamin B6, phenylbutazone, amino acids, etc. 2.It is the intermediate of fungicide Isoprothiolane and ...
  • China Factory for Ethyl Acetoacetate - Ethyl acetoacetate/EAA CAS 141-97-7 – Starsky

    China Factory for Ethyl Acetoacetate - Ethyl acetoacetate/EAA CAS 141-97-7 – Starsky

    Property: Ethyl acetoacetate is colorless liquid with cheerful fruit smell. It is easily soluble in ethanol, ethyl ehter,propylene glycol and ethyl acetate, and soluble in water as 1:12. Specification: Items Specifications Appearance Colorless liquid Color(Co-Pt) ≤15 Purity ≥99% Cl ≤0.5% SO4 ≤0.04% Loss on drying ≤1.0% Heavy metals ≤10ppm   Application: It is mainly used for medicine, dyes, pesticides,etc. It also can be used in food additives and flavors and perfum...
  • 2021 Latest Design 4-Tert-Butylbenzaldehyde - Benzyl chloroformate 501-53-1 – Starsky

    2021 Latest Design 4-Tert-Butylbenzaldehyde - 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...
  • 2021 New Style Factory Price Aminoguanidine Bicarbonate - Ethyl chloroacetate CAS 105-39-5 – Starsky

    2021 New Style Factory Price Aminoguanidine Bicarbonate - Ethyl chloroacetate CAS 105-39-5 – Starsky

    Description Product name:Ethyl chloroacetate Purity:99% CAS:105-39-5 MF:C4H7ClO2 MW:122.55 EINECS:203-294-0 Melting point:-26°C Boiling point:143°C Hazard class:6.1 Shelf life:2 years Density:1.149-1.15 g/ml at 20°C Appearance:Colorless transparent liquid Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance                   Colorless transparent liquid Color(Co-Pt) ≤15 Purity                             ≥99% Ethyl dichloroace...
  • OEM/ODM China Triethyl Orthoformate Teof Cas 122-51-0 - 3-Methylanisole 100-84-5 – Starsky

    OEM/ODM China Triethyl Orthoformate Teof Cas 122-51-0 - 3-Methylanisole 100-84-5 – Starsky

    Description Product name:3-Methylanisole CAS:100-84-5 MF:C8H10O MW:122.16 Density:0.969 g/ml Melting point:-47°C Boiling point:175-176°C Package:1 L/bottle, 25 L/drum, 200 L/drum Property:It is soluble in ethanol and ether. Specification Items Specifications Appearance Colorless liquid Purity ≥99%  Water ≤0.1% Phenol ≤200ppm Application It is mainly used in the synthesis of dyes and pharmaceutical intermediates. Storage Store in a cool, ventilated warehouse. Keep away f...
  • 18 Years Factory Thulium Chloride 19423-86-0 - Sodium iodide 7681-82-5 – Starsky

    18 Years Factory Thulium Chloride 19423-86-0 - Sodium iodide 7681-82-5 – Starsky

    Description Product Name: Sodium iodide CAS: 7681-82-5 MF: NaI MW: 149.89 EINECS: 231-679-3 Melting point: 661 °C (lit.) Boiling point: 1300 °C Density: 3.66 Vapor density: >1 (vs air) Vapor pressure: 1 hPa (767 °C) Refractive index: 1.7745 Fp: 1300-1304°C Color: White Crystalline or Powder Merck: 14,8631 Specification Item of analysis Standard Result of analysis Appearance White Crystalline or Powder White Crystalline or Powder Assay ≥99% 99.23% Water ≤0.5% 0.1% Chloride ≤0...
  • Good Quality Dodecyl Acrylate - p-Anisaldehyde 123-11-5 – Starsky

    Good Quality Dodecyl Acrylate - p-Anisaldehyde 123-11-5 – Starsky

    Description Product name:p-Anisaldehyde/4-Methoxybenzaldehyde CAS:123-11-5 MF:C8H8O2 MW:136.15 Melting point:-1°C Density:1.121 g/ml Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99.5% Color(Co-Pt) ≤20 Acidity(mgKOH/g) ≤5 Water ≤0.5% Application 1. It is the main spice in Hawthorn flower, sunflower and lilac flavor. 2. It is used as a fragrance agent in lily of the valley. 3. It is used as a modifier in...
  • Top Suppliers Wholesales Methyl Salicylate Cas 119-36-8 - 2-Acetonaphthone 93-08-3 – Starsky

    Top Suppliers Wholesales Methyl Salicylate Cas 119-36-8 - 2-Acetonaphthone 93-08-3 – Starsky

    Description Product Name: Tianeptine sodium salt CAS: 30123-17-2 MF: C21H24ClN2NaO4S MW: 458.93 EINECS: 250-059-3 Specification Product name Tianeptine Sodium Powder CAS 30123-17-2 Appearance Off-white powder Confirmed Impurities A ≤0.1% Not detected Water ≤ 5.0% Complies Assay 99.0% min 99.3 % Related compounds Any impurity ≤0.1% <0.1% Total impurities ≤0.4% Complies Residual Solvents Acetidin≤ 0.5% Complies Dichlorome...
  • Online Exporter High Purity Tin Sn 7440-31-5 - Dimethyl oxalate 553-90-2 – Starsky

    Online Exporter High Purity Tin Sn 7440-31-5 - Dimethyl oxalate 553-90-2 – Starsky

    Description Product name:Dimethyl oxalate CAS:553-90-2 MF:C4H6O4 MW:118.09 Density:1.148 g/cm3 Melting point:50-54°C Package:1 kg/bag, 25 kg/bag, 25 kg/drum Specification Items Specifications Appearance White crystal Purity ≥99%  Water ≤0.5% Application It can be used as intermediate of Vitamin B13 and plasticizer. Property It is soluble in alcohol and ether, soluble in about 17 parts of water, decomposed in hot water. Storage Storage precautions Store in a cool, ventila...
  • New Fashion Design for Benzyl Chloroformate - 1-Methyl-2-pyrrolidinone  872-50-4 – Starsky

    New Fashion Design for Benzyl Chloroformate - 1-Methyl-2-pyrrolidinone 872-50-4 – Starsky

    Description Product Name: 1-Methyl-2-pyrrolidinone CAS: 872-50-4 MF: C5H9NO MW: 99.13 EINECS: 212-828-1 Melting point: -24 °C (lit.) Boiling point: 202 °C (lit.) Density: 1.028 g/mL at 25 °C (lit.) Vapor density: 3.4 (vs air) Vapor pressure: 0.29 mm Hg ( 20 °C) Refractive index: n20/D 1.479 Fp: 187 °F Storage temp: Store at +5°C to +30°C. Form: Liquid Pka: -0.41±0.20(Predicted) Color: ≤20(APHA) Odor: Slight amine odor PH: 8.5-10.0 (100g/l, H2O, 20℃) PH Range: 7.7 – 8.0 Water Solubili...
  • Factory selling Phloroglucinol Anhydrous 108-73-6 Factory - Tianeptine sodium salt 30123-17-2 – Starsky

    Factory selling Phloroglucinol Anhydrous 108-73-6 Factory - Tianeptine sodium salt 30123-17-2 – Starsky

    Description Product Name: Tianeptine sodium salt CAS: 30123-17-2 MF: C21H24ClN2NaO4S MW: 458.93 EINECS: 250-059-3 Specification Product name Tianeptine Sodium Powder CAS 30123-17-2  Appearance Off-white powder Confirmed Impurities A ≤0.1% Not detected Water ≤ 5.0% Complies Assay 99.0% min 99.3 % Related compounds   Any impurity ≤0.1% <0.1% Total impurities ≤0.4% Complies         Residual Solvents Acetidin≤ 0.5% Complie...
  • China Gold Supplier for Valerophenone 1009-14-9 - Butyl isocyanate 111-36-4 – Starsky

    China Gold Supplier for Valerophenone 1009-14-9 - Butyl isocyanate 111-36-4 – Starsky

    Description Product name:Butyl isocyanate CAS:111-36-4 MF:C5H9NO MW:99.13 Density:0.88 g/ml Boiling point:115°C Package:1 L/bottle, 25 L/drum, 200 L/drum Specification Items Specifications Appearance Colorless liquid Purity ≥99%  Color(Co-Pt) ≤10 Acidity(mgKOH/g) ≤0.1 Water ≤0.5% Application It can be used as intermediate of medicine, pesticide and dye. It is used in the production of fungicide benomyl. Storage Stored at a dry, shady, ventilated place. Delivery Time ...