26807-65-8 Indapamide N-(4-chloro-3-sulfamoylbenzamido)-2-methylindoline
Product Name: Indapamide
CAS: 26807-65-8
Level: Pharmaceutical grade
Content: 99%
Appearance: white powder
Test Items |
Specifications |
Result |
Appearance |
White or almost white powder |
Conforms |
Solubility |
Practically insoluble in water, soluble in ethanol(96 per cent). |
Conforms |
Identification |
A. Ultraviolet and visible absorption spectrophotometry |
Conforms |
B. Infrared absorption spectrophotometry |
Conforms |
|
C. Thin-layer chromatography |
Conforms |
|
Optical rotation |
-0.02°~ +0.02° |
0° |
Water (EP 2.5.12) |
≤3.0% |
2.2% |
Sulphated ash (EP 2.4.14) |
≤0.1% |
0.03% |
Heavy metals (EP 2.4.8) |
≤10ppm |
<10ppm |
Related compounds |
Impurity B≤0.3% |
0.1% |
Unspecified impurity≤0.10% |
Conforms |
|
Total impurities≤0.5% |
0.1% |
|
Impurity A |
≤5ppm |
Conforms |
Assay |
98.0 per cent to 102.0 per cent (anhydrous substance). |
99.8% |
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