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Home > Offer to Sell > Organic chemicals and Derivatives > Acid, ester and anhydride compounds > Benzenesulfonic acid, 4-methyl-, monohydrate

Benzenesulfonic acid, 4-methyl-, monohydrate

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  Post Date: Apr 13,2025
  Expiry Date: Apr 13,2026
  Detailed Description: Cas No. :6192-52-5 Quantity: 1000Metric Tons
Specs:93 95 97 99
Payment Method: 30% PREPAYMENT, 70% AGAINST DATE OF BL COPY
The?Product?Description of P-Toluene Sulfunic acid
English name:P-Toluene Sulfonic acid( PTSA)
Molecular formula:C7H8O3SH2O
Molecular weight:190.2
CAS No.: 6192-52-5
Executive standard:Q/320511 XXH01-2001
EINECS:203-180-0
UN NO.:2585
HS NO.:2904100000
Technical index::
Item/index mother liquor The coarse product Pharmaceutical grade Pharmaceutical grade refined grade Reagent grade
Total acidity ≥%(sulfonic acid) 65 90 93 95 97 99
Free acid ≤% 20-40 3-6 3/2.5 2 0.7 0.1
Moisture(not includingcrystal water )≤% / 4-12 4 3.5 2.3 1.9
Fe++ ≤ppm / / 50 30 20 10
Ignition residue ≤% / / / 0.2 0.2 0.02
Melting point(℃) / / / / 100 103
Alcohol solution test / / / qualified qualified qualified
Water solution test / / / qualified qualified qualified
Color / white white white white white

  CAS Registry Number:

6192-52-5

  Synonyms: ;para toluene sulfonic acid monohydrate;ara Toluene Sulphonic Acid (Monohydrade);
  Molecular Formula: C7H10O4S
  Molecular Weight: 190.2169
  Molecular Structure: 6192-52-5 p-Toluenesulfonic acid monohydrate
  Hazard Symbols:  Xi:Irritant;
  Risk Codes: R36/37/38:;
  Safety Description: S26:;
S37:;

  Company: Like Chemical Co., Ltd.     [ China ]          
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