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| Risedronate sodium |
Synonyms:Risedronate sodium; Sodium risedronate ; Risedronate; Risedronate monosodium;
CAS NO. 115436-72-1
Chemical name: [1-hydroxy-2-(3-pyridinyl)ethylidene] bisphosphonate monosodium hemipentahydrate
2-(3-pyridinyl)-1-hydroxyethane diphosphonate sodium
Properties:white crystal powder
Molecular formula:C7H10O7NP2Na • 2.5H2O
Molecular weight:350.13
Structural formula:
Quality standard:
Content =99.5% (by HPLC)
Acid value PH 4.0-4.5
Moisture 12.5-13.5%
Total impurities =0.3%(single unknown impurity =0.1% )
Phosphite =0.2%
Heavy metal =0.001%
Arsenic salts =0.0002%
Use:anti-osteoporotic drugs
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