PTSA

• Post Date:

  Apr 13,2025

• Expiry Date:

  Oct 10,2025

• Detailed Description:

  Cas No. :6192-52-5,104-15-4

  The Product Description of P-Toluene Sulfonic acid

  English name：P-Toluene Sulfonic acid（short for PTSA）
  Molecular formula：C7H8O3S•H2O
  Molecular weight：190.2
  CAS No.:104-150-4，6192-52-5
  Executive standard：Q/320511 XXH01-2001
  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)	40-60	90	93	95	97	99	99
  Free acid ≤%	20-40	3-6	3	2/1	0.7/0.5	0.3	0.1
  Moisture(not includingcrystal water )≤%	/	4-12	4/2	3.5	2.3	1.9/0.9	/
  Fe++ ≤ppm	/	/	70/50	50/30	30/20	20/10	/
  Ignition residue ≤%	/	/	/	0.2	0.2	0.02	/
  Melting point（℃）	/	/	/	/	100	103	105
  Alcohol solution test	/	/	/	qualified	qualified	qualified	qualified
  Water solution test	/	/	/	qualified	qualified	qualified	qualified
  Color	/	white	white	white	white	white	white
  Packing	Chinese, English, blank packing, each kind of packing is plastic woven bag lined with two layers of film bag, bag of 25 kg net each. For the convenience of users, our company can according to user requirements to provide specific packaging (e.g., 25 kilogram cardboard barrels, etc.).
  Main application	used for synthesis of doxycycline on medicine, dipyridamole, amoxicillin, hydroxyl ammonia benzyl cephalosporin intermediates such as important raw material; Widely used in organic chemical industry; In dilute acid ester c, textile auxiliaries, photographic film, polymerization of stabilizer and organic synthesis catalyst (esters); In resin, paint, man-made board, casting, paint and other industries are widely used as curing agent, and curing speed, the film does not change color; Is also a synthetic ethoxy quinoline important raw materials, also widely used in pesticide synthesis industry, also used as electroplating intermediates.
  Notes	p-toluene sulfonic acid is 8 classes of dangerous goods, tax refund 9%, no regulatory conditions.Our company can provide dangerous package certificate according to customer requirements, MSDS, identification of dangerous goods.
  Service system	1.Mixed container service.we can mix different items in one container for you.
  	2.Quality control service.we'll take free sample for test before shippment,and after shipment,keep sample at least for three months.
  	3.Packing service.Packging as your request,with photo before shipment.
  	4.Professional loading service.we'll provide you with professional loading,after shipment,we check the container,take pictures and make records.
  Our advantages	1.We have full experience of large numbers containers loading
  	2.We have complete phosphoric acid,polyphosphoric acid production lines.
  	3.Our factory is near to Qingdao Port of China
  	4.We can pack with pallet as buyer's special request
  	5.We provide fast shipment by reputed shipping line
  	6.Cargoes photo before and after loading into container
  Delivery Detail	within 10 work days after order confirmed and payment arrived

• CAS Registry Number:

  6192-52-5,104-15-4

• Synonyms:

  ;PASAM;p-Toluenesulphonamide;Para-Toluene Sulfonamide;Ortho Para-Toluene Sulfonamide;P-TOLUENE SULFONAMIDE;P-toluene sulfonylamine;Photoinitiator-6105l;Toluene-4-sulphonamide;4-Toluene sulfonamide;4-Methylbenzenesulfonamide;PTSA;Toluene-4-sulfonamide;p-Toluenesulfonylamide;P-toluene Sulfonamine(PTSA);

• Molecular Formula:

  C₇H₉NO₂S

• Molecular Weight:

  171.2169

• Molecular Structure:

  

• Hazard Symbols:

   Xi:Irritant;
  

• Risk Codes:

  R36:;
  

• Safety Description:

  S26:;
  

• Company:

  Like Chemical Co., Ltd.     [ China ]          

• Contact:

  Zimei Lu

• Tel:

  +86-533-7785828

• Fax:

  +86-533-9600155-53385828

• Email:

  sales@likechemical.com