1,3-propyl sultone£¨PS£©
Chemical name£º1,3-propyl sultone, Propane Sultone
CAS NO£º1120-71-4
Formula£ºC3H6O3S
Molecular weight£º122.14
Structural formula£º 
Product Properties
PS is colorless liquid£¨¡Ý31¡æ£©with relative density 1.392 g/mL or white crystal below 31¡æ. Its melting point is 30-33¡æ with boiling point 180¡æ and flashing point 110¡æ.
Specifications and Quality Standards
No. | Items | E-Grade |
1 | Appearance | Colorless liquid£¨¡Ý31¡æ£© |
2 | PS purity£¨by GC£© | ¡Ý99.95% |
3 | Chromaticity£¨APHA£© | ¡Ü20 Hazen |
4 | Moisure | ¡Ü80 mg/kg |
5 | Cl- | ¡Ü1 mg/kg |
6 | SO42- | ¡Ü10mg/kg |
7 | Metalion £¨Na\K\Fe\Zn\Ni\Mg\Ca\Pb£© | ¡Ü1 mg/kg |
Application
PS is one of the most important intermediates in organic synthesis. Widely used in electroplating industry, its derivatives can improve the surface properties of materials. As an additive in electrolyte, addition of PS to none aqueous electrolytes can improve cycle life and storage stability of power lithium ion battery.
Packaging and Storage
This product is packed in nitrogen-filled stainless steel barrels with packing specification 200kg/200L, 100kg/100L or 25kg/25L. It should be stored in a cool, dry and draughty warehouse.
