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CAS 1120-71-4 1 3 Propane Sultone For Brighteners

CAS 1120-71-4 1 3 Propane Sultone For Brighteners

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    CAS 1120-71-4 1 3 Propane Sultone


    Brighteners 1 3 Propane Sultone


    CAS 1120-71-4 1 3 ps

  • CAS Number
  • Trade Name
  • Assay
  • Appearance
    Colorless Or Yellowish Transparent Liquid
  • Molecular Formula
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    Standard export packaging
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    15-25 work days
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CAS 1120-71-4 1 3 Propane Sultone For Brighteners

CAS 1120-71-4 ; 1,3-PS(1,3-Propane sultone) ; Used in brighteners, dyes, dual ion surfactants


1,3-PS(1,3-Propane sultone)

CAS No. 1120-71-4


Chemical name 1,3-Propane sultone
Trade name 1,3-PS
CAS No 1120-71-4
EINECS No 214-317-9
Molecular formula C3H6O3S
Molecular weight 122.14
Density@25℃ 1.392 g/mL
Boiling point 180 °C30 mm Hg(lit.)
Melting point 31°C
Refractive index @20℃ 1.4332 (estimate)
Solubility Hardly soluble in water
Sensitive Moisture Sensitive



Stable, but moisture sensitive. Incompatible with strong oxidizing agents, strong acids, strong bases
Assay 99%,99.9%
Appearance Colorless or yellowish transparent liquid(≥31°C)Colorless and transparent crystalline.(<31°C)



1,3-propane sultone is a new functional fine chemical material.

1,It is used in tanning, ink and sensitizing dye synthesis.

2,It is an excellent general-purpose sulfonating agent.

3,It is important pharmaceutical intermediate.

4,It is used in brighteners, dyes, dual ion surfactants.

5,Synthesize key raw materials for important electroplating additive intermediates such as PPS, UPS, DPS, MPS, ZPS, POPS, SP and so on.

6,It is an important pharmaceutical intermediate and an important raw material for the production of lithium batteries. It can also be used in lithium secondary batteries to enhance the cycle number and service life of batteries.