CAS：
190786-44-8
Specifications:
| Product Name |
|
| CAS.NO. |
19076-44-8 |
| Molecular Weight |
547.0689g/mol |
| Molecular Formula |
C21H25ClN2O3·C6H6O3S |
| Standard |
EnterpriseStandard |
| Abstract |
Bepotastine (Talion) is an antihistamine and use in the treatment of allergic rhinitis and uriticaria/puritus |
| Intermediates |
122368-54-1; 176022-47-2; 27652-89-7;125602-71-3; 201594-84-5 |
|
Item
|
Specification
|
|
Specific rotation
|
+39.5 to +41.5°
|
|
State of solution(transmittance)
|
Clear 98.0% min.
|
|
Chloride[cl]
|
0.020% max.
|
|
Ammonium [NH4]
|
0.02% max.
|
|
Sulfate[SO4]
|
0.020% max
|
|
Iron[Fe]
|
10ppm max.
|
|
Heavy metals [Pb]
|
10ppm max
|
|
Arsenic[As2O3]
|
1ppm max
|
|
Other amino acids
|
Chromatographically not detectable
|
|
Loss on drying
|
0.20% max.
|
|
Residue on ignition[sulfated]
|
0.10% max.
|
|
Assay
|
99.0% min
|
