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Para Toluene Sulfonic Acid

Nandadeep is one of the largest manufacturer and leading exporter of Para Toluene Sulfonic Acid (PTSA). We can manufacture PTSA monohydrate with several different specifications as per the need of the customer. PTSA is available both in crystalline form as well as a solution and has a wide range of application. Nandadeep offers PTSA grades with as low as 0.1% free sulfuric acid, resulting in lower corrosion of end user's machinery and reactors.

Grades Offered :

  1. Solids 99%, LI 10 LS 0.1
    We provide 99% PTSA monohydrate in solid state with Iron content less than 10ppm and sulfuric acid content lower than 0.1%
  2. Solids 99% LI 20 LS 0.1
    We also manufacture 99% PTSA monohydrate with Iron content lower than 20ppm and sulfuric acid content lower than 0.1%
  3. Liquid 65% LI 10 LS 0.5
    NCPL produces 65% PTSA monohydrate solution with Iron content below 10ppm and sulfuric acid content below 0.5%
  4. Liquid 70% HS 2.7
    Nandadeep Chemicals is a manufacturer of 70% PTSA monohydrate solution where we provide the maximum sulfuric acid content of 2.7%
  5. In Addition to above, there are many customer specific grades available

Applications :

  1. Used as a catalyst in the following processes:
    • Cross linking reactions
    • Ethly Acetate, Butyl Acetate
    • Plasticizer manufacturing DOP, DBP, DEP
    • Unsymmetrical benzils
    • Highly substituted piperidines
    • 1,3,5-Trisubstituted benzenes by trimerization of alkynes
    • Triazoloquinazolinone and benzimidazoquinazolinone derivatives
    • Selenated ketene dithioacetals
    • Coating industry
    • Electronic polymers
  2. Used as Intermediate in
    • Fine chemical manufacture
    • Dye/pigment
    • Metal working
    • Pharmaceutical intermediates (tetra cycline drugs, antiviral)
  3. As a curing agent in bulk quantities in thermosetting resin systems, varnishes, acrylic resins, foundry resins.
  4. As a neutralizing agent for acrylonitrile production.
  5. Used in paints, paper chemicals, API, detergent, cosmetics.
  6. Anionic surfactants (clear liquid detergent, luxury shampoo).
  7. Performance additives for paint & coating.
  8. Esterification /condensation /acetylation / polymerization/ alkylation/ hydrolysis /dehydration.
  9. Also applicable for use in food packaging adhesives.
 
Product Name P-Toluene Sulfonic Acid
Synonyms 4-Methylbenzene-1-sulfonic acid
4-Methylbenzenesulfonic acid
Tosylic acid
Tosic acid
PTSA
Molecular  Formula CH3C6H4SO3H
Molecular Weight 172.20 g/mol
CAS No 104-15-4
Purity (%) 99 / 70 / 65
Acidity Less than 0.1% / 2.9 % Max in HS / 1% Max in LS
 
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