Para toluene sulfonamide

Para toluene sulfonamide

p-Toluenesulfonamide; 4-Methylbenzenesulfonamide; p-TSA; Tosylamide

CAS 70-55-3

Chemical Formula C₇H₉NO₂S

Molecular Weight 171.22 g/mol

Para toluene sulfonamide is an organic compound used as a plasticizer and intermediate in the production of resins, dyes, and pharmaceuticals. It enhances flexibility in polymers and serves as a stabilizer in various industrial applications.

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Industrial Uses

1. Polymers & Resins

  • Plasticizer for Thermoplastics: PTSA is used to enhance flexibility and durability in thermoplastic resins like PVC, polyamides, and urea-formaldehyde. It improves processing properties and reduces brittleness at low temperatures.
  • Flow Modifier in Melamine and Epoxy Resins: Acts as a processing aid and flow enhancer in melamine-formaldehyde and epoxy resin systems, providing smooth molding and better surface finish.
  • Modifier in Thermosetting Resins: Improves the impact resistance and tensile strength of thermoset resins, especially in adhesives and laminates.

2. Paints, Coatings & Adhesives 

  • Resin Softener in Adhesives: PTSA is incorporated into adhesive formulations to improve tackiness and bond strength, especially in pressure-sensitive adhesives (PSAs).
  • Flow Aid in Surface Coatings: Used as an additive to improve film formation and surface leveling in solvent-based coatings and varnishes.
  • Modifier in Hot-Melt Adhesives: Enhances thermal flexibility and reduces brittleness of hot-melt adhesives in packaging and electronics.

3. Performance Chemicals

  • Intermediate for Sulfonamide Derivatives: Used in the synthesis of dyes, pharmaceuticals, and agrochemical intermediates, particularly in the formation of sulfonamide functional groups.
  • Intermediate for Plastic Modifiers: PTSA serves as a base material in producing other plasticizing and curing agents for specialized resin applications.

Specifications

Assay ≥ 99% (typical commercial grade)
Appearance White to off-white crystalline powder
Odor Odorless
Boiling Point Decomposes before boiling
Melting Point 136–138 °C
Density ~1.24 g/cm³
Solubility Slightly soluble in water; soluble in ethanol, acetone
Viscosity Not applicable (solid)
Flash Point > 200 °C (closed cup, solid material)

Hazard Symbols

Irritants/Sensitisers/Other Hazards

FAQs

1. What is the current price of Para toluene sulphonamide in India?
The price of Para toluene sulphonamide can vary based on factors such as purity, quantity, etc. For the most accurate and competitive pricing, please contact us at +91.6301 00 6301 directly for a customized quote tailored to your needs.

2. Where can I buy Para toluene sulphonamide in India?
You can purchase Para toluene sulphonamide from MULTICHEM, a leading exporter with a reputation for quality and reliability. We provide convenient options for bulk orders and direct shipments across global markets. For more details on how to place an order, please visit our website or contact our sales team.

3. What is the minimum order quantity (MOQ) for Para toluene sulfonamide?
Our minimum order quantity (MOQ) for Para toluene sulphonamide is designed to cater to both small-scale and large-scale needs. The MOQ depends on the packing size of the product which could range from 25 kg to 250kg.

4. How can I ensure the quality of Para toluene sulphonamide supplied by Multichem?                   
We adhere to stringent quality control processes to ensure that our products meet the highest standards of purity and effectiveness. They undergo rigorous testing and quality checks to guarantee that they comply with industry specifications. We provide a Certificate of Analysis (CoA) with every shipment to ensure transparency and quality assurance.