Product Name:Perfluorobutanesulfonic acid
Purity:98%
Appearance:Light Yellow Liquid
Sample:Available
Storage:2-8°C
CAS No.: 375-73-5
Perfluorobutanesulfonic acid Cas 375-73-5
Typical Properties
Chemical Name:Perfluorobutanesulfonic acid
Cas No:375-73-5
EINECS No:206-793-1
Synonyms:Nonafluorobutane-1-sulfonic acid;1,1,2,2,3,3,4,4,4-nonafluorobutane-1-sulphonic acid;Nonafluorobutanesulphonic acid hydrate
Molecular Weight:300
Molecular Formula:C4HF9O3S
Molecular Structure:
| Item | Specification |
| Boiling Point | 112-114 °C |
| Density | 1.811 g/mL |
| Refractive index | n20/D 1.3230 |
| Fp | >230 °F |
| pKa | -3.57±0.50 |
| Water solubility | 1000g/L |
Usage
Flame retardant additives: Used in plastics such as polycarbonate to improve their flame retardancy and thermal stability.
Surfactant raw materials: Used in stain-resistant/water-resistant/oil-resistant coatings for fabrics, carpets, and paper, replacing PFOS in stain repellents.
Semiconductor cleaning/etching: Used in chip manufacturing to remove metallic impurities, or as an additive in etching systems to improve etching selectivity and uniformity.
Synthetic intermediates: Used to prepare perfluorobutane sulfonates and sulfonates for use in fine chemical and functional material synthesis.
Packaging and Shipping
200kg/drum
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Perfluorobutanesulfonic acid Cas 375-73-5