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CAS NO.90729-43-4
1.Product description
Product Name: Ebastine
CAS: 90729-43-4
MF: C32H39NO2
MW: 469.66
2.Physical properties
It is a non-hygroscopic, white crystalline powder.
[Density] 1.09g / cm3
[Melting point] 80-82 ℃
[Boiling point] 596.3 ° C at 760 mmHg
[Flash Point] 314.5 ° C
[Vapor pressure]: 3.47E-14mmHg at 25 ° C
3.Specification
Test Item |
Analysis Specification |
Result |
Description |
crystalline powder |
Conforms |
Melting range |
129°C~132°C |
130.8°C-131°C |
Loss on drying |
≤0.5% |
0.20 % |
Specific rotation |
-58°~-62°(C=1,in CH3OH) |
-61.05° |
Sulphated ash |
≤0.1% |
0.08 % |
Heavy metals |
≤10ppm |
Conforms |
Chlorides |
≤0.02% |
Conforms |
Sulfates |
≤0.02% |
Conforms |
Fluorine |
14.7%~17.9% |
15.2% |
Residual solvent |
Methanol ≤0.2% Isopropanol ≤0.2% Ethyl acetate≤0.2% Chloroform ≤0.2% |
0.0% 0.0% 0.0% 0.0% |
Related substances (HPLC) |
Single impurity ≤0.2% Total impurities ≤0.5% |
0.05% 0.08% |
Assay |
≥99.5% |
99.92% |
Conclusion |
Accordance with the reference
|
4.Application
Used for seasonal and perennial allergic rhinitis . Used for chronic urticaria, eczema, dermatitis, prurigo, skin pruritus, etc.
5.Packing
25KG/Drum or as per your requirement