CAS No. 6192-52-5
Molecular Formula: C7H8O3S•H2O Molecular weight: 190.2
Structural Formula:
Properties:
PTSA is colorless or white ,and needle-shaped crystal. It dissolves in water, ethanol, aether, benzene, has medium toxicity, and is pungent to the skin, eye.
Specification:
| items |
index |
| Appearance |
White crystal |
| Content of monohydrate% |
96min |
| Free Acid% |
0.5max |
| Total Moisture% |
11.5max |
|
Fe(ppm) |
30max |
|
Melting point |
103-105℃ |
Usage:
PTSA is widely used as stabilizer in the synthesis of drug and pesticide or polymerization, catalyst of organic synthesis (ester), intermediate of coating and resin curing agent.
Packing and Storage:
net weight 25kg in net weight 25kgs, Stored in the breezy and dry place.
Safety Protection:
In use, it should be avoided of getting in touch with bodies and clothes.
Synonyms:
p-Toluene sulfonic acid, 4-Methylbenzenesulfonic acid, 4-Toluene sulfonic acid, PTSA, p-Toluenesulfonic acid
