Title:  Zoledronic Acid 
CAS Registry Number:  118072-93-8;  165800-06-6 (monohydrate) 
CAS Name:  [1-Hydroxy-2-(1H-imidazol-1-yl)ethylidene]bisphosphonic acid 
Additional Names:  2-(imidazol-1-yl)-1-hydroxyethane-1,1-diphosphonic acid 
Manufacturers' Codes:  CGP-42446 
Trademarks:  Zometa (Novartis) 
Molecular Formula:  C5H10N2O7P2 
Molecular Weight:  272.09 
Percent Composition:  C 22.07%, H 3.70%, N 10.30%, O 41.16%, P 22.77% 
Literature References:  Bisphosphonate antiresorptive agent.  Prepn:  JP Kokai 88 150291; K. A. Jaeggi, L. Wilder, US 4939130 (1988, 1990 both to Ciba-Geigy).  Effect on bone metabolism:  J. R. Green et al., J. Bone Miner. Res. 9, 745 (1994).  Determn in plasma by enzyme inhibition assay:  F. Risser et al., J. Pharm. Biomed. Anal. 15, 1877 (1997).  Series of articles on pharmacology and clinical experience:  Br. J. Clin. Pract. Suppl. 87, 15-22 (1996).  Clinical trial in tumor-induced hypercalcemia:  J. J. Body, Cancer 80, 1699 (1997); of i.v. infusion in osteoporosis:  I. R. Reid et al., N. Engl. J. Med. 346, 653 (2002); in bone metastases of prostate cancer:  F. Saad et al., J. Natl. Cancer Inst. 94, 1458 (2002).  Review of pharmacology and therapeutic use:  J.-J. Body, Expert Opin. Pharmacother. 4, 567-580 (2003). 
Properties:  Crystals from water, mp 239° (dec). 
Melting point:  mp 239° (dec) 
  
Derivative Type:  Disodium salt tetrahydrate  
CAS Registry Number:  165800-07-7 
Additional Names:  Zoledronate disodium 
Manufacturers' Codes:  CGP-42446A 
Molecular Formula:  C5H8N2Na2O7P2.4H2O 
Molecular Weight:  388.11 
Percent Composition:  C 15.47%, H 4.16%, N 7.22%, Na 11.85%, O 45.35%, P 15.96% 
  
Derivative Type:  Trisodium salt hydrate  
CAS Registry Number:  165800-08-8 
Additional Names:  Zoledronate trisodium 
Manufacturers' Codes:  CGP-42446B 
Molecular Formula:  (C5H7N2Na3O7P2)5.2H2O 
Molecular Weight:  1726.21 
Percent Composition:  C 17.39%, H 2.28%, N 8.11%, Na 19.98%, O 34.29%, P 17.94% 
  
Therap-Cat:  Bone resorption inhibitor. 
Keywords:  Antiosteoporotic; Antipagetic; Bone Resorption Inhibitor.   |