P-Toluene Sulfonic Acid 99%

Brief Description
CAS No.: 6192-52-5;104-15-4 Other Names: PTSA MF: C7H8O3S
Place of Origin: China (Mainland) Type: Agrochemical Intermediates, Dyestuff Inte... Purity: 93%,95%,97%,99%
Brand Name: XST Model Number: first grade Application: organic synthesis industry
Appearance: Colorless or white ,and needle-shap... Phosphorous acid: 6192-52-5;104-15-4 
Delivery Terms & Packaging
Packaging Detail:25 kgs/ bag, Plastic woven bag with plastic lining inner, net weight 25kgs.
Delivery Detail:within 2 weeks after confirmation of order
Specifications
P-Toluene Sulfonic Acid 99%

Name: P-TOLUENE SULFONIC ACID
CAS NO:6192-52-5
Purity:93%, 95%, 97%,99%
MADE IN CHINA

  1. Chemical Name:  P-TOLUENE SULFONIC ACID
  2. Molecular formula:C7H8O3S·H2O
  3. Molecular weight:190.2
  4. CAS NO:6192-52-5   ( CAS NO of anhydrous material: 104-15-4)
  5. HS CODE: 29041000
  6. Class: 3
  7. It dissolves in water, ethanol, aether, benzene, has medium toxicity, and is pungent to the skin, eye
  8. Specifications:

Appearance:   Colorless or white ,and needle-shaped crystal

Item

Technical grade

Pharma grade

Refine grade

Reagent grade

Total acidity(C7H8O3S.H2O)≥%

93.0

95.0

97.0

99.0

Free acid(H2SO4)≤%

3.0

2.0

0.5

0.1

Moisture ≤%

4.0

3.5

2.5

0.9

Fe++≤ppm

50

30

15

10

Residue on ignition ≤%

/

0.2

0.2

0.002

Metting point(°C)

/

/

/

102-105

9.  Cautions:Stored in the breezy and dry place. Avoiding solarization, drenching and exposing to air. In use, it should be avoided of getting in touch with bodies and clothes.

10.  Use:   It is mainly used in the organic synthesis industry. And in the pharmacy, it can synthesize Doxycycline,  Persantin ,Naproxen and produce the intermediates of Amoxicillin , Cefadroxil .

11.  Packing: Plastic woven bag with plastic lining inner, net weight 25kgs.