- Min.Order :1 Metric Ton
- Purity: 99%min
- Payment Terms : L/C,T/T,Other
Keywords
TL65;TL65LS;PARATOLUENE SULPHONIC ACID P-TOLUENESULFONIC ACID 6192-52-5
Quick Details
- Appearance:colorless crystal
- Application:Medicine used in the synthesis of doxycycline (hydrogen,. Yi doxycycline and Lynn doxycycline etc.), dipyridamole, amoxicillin, cephalosporins hydroxylamine benzyl D860 pharmaceutical intermediates an
- PackAge: Paper bag or PP-PE bag, Net weight 25kg, 40kg per bag, or based on the customers' requirements.
- ProductionCapacity:2000|Metric Ton|Year
- Storage:Treasury ventilation low-temperature drying; and oxidant separate storage and transportation store
- Transportation:By Sea,By Air,By Courier
Superiority:
- As a professional chemical export company for many years,We can provide the high quality service in this field.
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Details:
P-toluene sulfonic acid
Chinese Name: P-toluene sulfonic acid
Product Name: p-Toluene sulfonic Acid
Alias:Methylbenzenesulfonic acid; Toluenesulfonic acid; Tosic acid; P-Toluene Sulfonic Acid; P-Toluene Sulphonic Acid; para toluene sulfonic acid; para toluene sulphonic acid; PARATOLUENE SULPHONIC ACID; PTS ACID; 4-methylbenzenesulfonic acid; ParaTolune Sulfonic Acid
CAS #:104-15-4,6192-52-5
Molecular formula:C7H8O3S·H2O
Molecular weight:190.2; 172.20
Molecular structure:
UN code:2585
Commodity code :2904100000（HS-code）
Density: 1.34g/cm3
Water Solubility: soluble
Physico-chemical property ：
appearance:colorless crystal
melting point:102-105℃
boiling point:140℃
solubility:easily soluble in ethyl alcohol and diethyl ether;lightly soluble in water and hot benzene
Product uses:
Medicine used in the synthesis of doxycycline (hydrogen,. Yi doxycycline and Lynn doxycycline etc.), dipyridamole, amoxicillin, cephalosporins hydroxylamine benzyl D860 pharmaceutical intermediates and other important raw materials;Widely used in organic chemical industry.In acrylate, 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 fixed speed, the film does not change color;Is also a synthetic ethoxy quinoline important raw materials.Also widely used in pesticide synthesis industry (dicofol) chloramine T, paint;Cli acid, etc.
| Item/index |
Industrial grade
|
Medical grade
|
Refined grade
|
Reagent grade
|
| Total acidity ≥%(sulfonic acid) |
93.0
|
95.0
|
97.0
|
99.0
|
| Free acid ≤% |
3.0
|
2.0
|
0.7
|
0.1
|
| Moisture(not includingcrystal water )≤% |
4.0
|
3.0
|
2.3
|
0.9
|
| Fe++ ≤ppm |
50
|
30
|
20
|
10
|
| Ignition residue ≤% |
/
|
0.2
|
0.2
|
0.02
|
| Melting point(oC) |
/
|
/
|
/
|
102-105
|
| Ethanol solubility expenriment |
qualified
|
qualified
|
qualified
|
qualified
|
| Water solubility expenriment |
qualified
|
qualified
|
qualified
|
qualified
|
Packaing:in plastic woven bag lined with plastic film for industrial,medical and refined degree,25kg/bag;Round fiber can lined with plastic film for reagent degree,25kg/drum;Or on requirements.
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