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Para Toluene Sulfonic Acid
Para Toluene Sulfonic Acid (PTSA)
Para Toluene Sulfonic Acid (PTSA) is a strong organic acid, widely used as a catalyst and intermediate in
various chemical processes. It appears as a white to off-white crystalline powder or flakes with high solubility
in water, alcohols, and other organic solvents. PTSA is highly stable, non-oxidizing, and provides excellent
catalytic activity in esterification, polymerization, and other industrial reactions.
- Chemical Formula : C₇H₈O₃S
- Molecular Weight : 172.20 g/mol
- Appearance : White to off-white crystalline powder/flakes
- Solubility : Soluble in water, alcohols, and organic solvents
- Applications :
- As a catalyst in esterification and polymerization processes
- In the production of resins and plasticizers
- As an intermediate in pharmaceuticals and dyes
- In detergents and cleaning formulations
- Used in chemical synthesis and specialty chemicals