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p-Toluene sulfonic Acid

Details for p-Toluene sulfonic Acid

p-Toluene sulfonic Acid

Category:

Catalyst and Auxiliary/Catalyst
p-Toluene sulfonic Acid
CAS NO: 6192-52-5
EC NO: 203-180-0
Molecular Formula: C7H10O4S
Molecular Weight: 190.2169
Specification: 90-99
InChI: InChI=1/C7H8O3S.H2O/c1-6-2-4-7(5-3-6)11(8,9)10;/h2-5H,1H3,(H,8,9,10);1H2
Packing: 25 kg /bag, packed inbags, inner with plastics.
Product description:
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. 

 
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: para toluene sulfonic acid monohydrate;ara Toluene Sulphonic Acid (Monohydrade);
Molecular Structure: p-Toluene sulfonic Acid 6192-52-5
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