4-methylbenzenesulfonic acid

• Post Date:

  Jul 05,2025

• Expiry Date:

  Jan 01,2026

• Detailed Description:

  Cas No. :104-15-4 6192-52-5 Quantity: 20
  Specs:93%，95%，97%。98%，99%
  Price:900 USD Metric Tons
  Payment Method: T/T,L/C
  The?Product?Description of P-Toluene Sulfunic acid
  English name：P-Toluene Sulfonic acid( PTSA）
  Molecular formula：C7H8O3SH2O
  Molecular weight：190.2
  CAS No.:104-15-4，6192-52-5
  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 Special grade
  Total acidity ≥%(sulfonic acid) 40-65 90 93/95 95/97/99 97/99 99 /
  Free acid ≤% 20-40 3-6 3/2.5 2/0.5 0.7/0.3 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 qualified
  Water solution test / / / qualified qualified qualified qualified
  Color / white white white white white white
  Packing 25 kg /bag, packed inbags, inner with plastics.
  use It is mainly used in medicine, pesticides, fuel, such as chemical and detergent industry, also used in plastics and printing and coating industry and so on.

• CAS Registry Number:

  104-15-4 6192-52-5

• Synonyms:

  ;L-glutamic acid diallyl ester*P-toluenesulfonate;H-Glu(OAll)-OAll.p-tosylate;diallyl (2S)-2-aminopentanedioate; 4-methylbenzenesulfonic acid;H-GLU(OALL)-OALL P-TOSYLATE;H-Glu(OAll)-OAll;

• Molecular Formula:

  C₁₈H₂₅NO₇S

• Molecular Weight:

  399.4586

• Molecular Structure:

  

• Company:

  LK Company     [ China ]          

• Contact:

  Zhao

• Tel:

  0536-3493131

• Fax:

  0536-3493131

• Email:

  zblikechem@sina.cn