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p-Toluene sulfonic Acid

Details for p-Toluene sulfonic Acid

p-Toluene sulfonic Acid

Category:

Catalyst and Auxiliary/Water Treatment Chemicals
p-Toluene sulfonic Acid
CAS NO: 6192-52-5 104-15-4
EC NO: 203-180-0
Molecular Formula: C7H8O3S
Molecular Weight: 172.2016
Specification: 90 93 95 97 98 99
InChI: InChI=1/C7H8O3S/c1-6-2-4-7(5-3-6)11(8,9)10/h2-5H,1H3,(H,8,9,10)
Packing: 25 kg /bag, packed inbags, inner with plastics.
Product description:
English name：P-Toluene Sulfonic acid（short for 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.
Main application
It is used in 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. 
Our advantages
1.We have full experience of large numbers containers loading
2.Companies have complete production lines 
3.Factory is near to Qingdao Port of China
4.Pack with pallet as buyer's special can requested
5.Fast shipment by reputed shipping line can provided
Delivery Detail
within 10 work days after payment confirmed
Uses: It is used in 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, photo
Synonyms: 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;p-Toluenesulfonic acid(Anhydrous);
Molecular Structure: p-Toluene sulfonic Acid 6192-52-5 104-15-4
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