Product: p-Toluenesulfonamide
CAS NO: 70-55-3
Molecular formula: C7H9NO2S
Structure formula:
Properties:
White crystalline powder.
Application:
Pharmaceutical intermediates.
Specification:
|
Items
|
Quality
|
Quality
|
|
Purity,%
|
99 min.
|
99.5 min.
|
|
O-isomer,%
|
0.5 max.
|
0.2 max.
|
|
Inter-isomer,%
|
0.2 max
|
0.1 max
|
|
Turbidity
|
-
|
10 max.
|
|
Water content,%
|
0.3 max
|
0.2 max
|
|
Color (APHA)
|
20 max
|
20 max
|
|
Melting point, °C
|
136.0 min.
|
136.0 min.
|
|
Ash,%
|
0.05 max
|
0.05 max
|
|
Chloride, ppm
|
100 max
|
100 max
|
|
Sulfate, ppm
|
100 max
|
100 max
|
|
PH
|
5.0-7.0
|
5.0-7.0
|
|
