Hydroxy-bisphosphonic acid derivatives as vector targeting bone tissue
US8361993B2 · kind B2 · utility
1Cited by
2References
14Claims
0Family size
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Key dates
| Filing date | Jan 5, 2009 |
| Grant date | Jan 29, 2013 |
| Priority date | — |
| Expiry date | Sep 24, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/5728
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to hydroxy-bisphosphonic acid derivatives corresponding to general formula (I): in which: -n and m denote, independently of one another, an integer ranging from 1 to 4, —X denotes an oxygen atom or an N—R3 group, —R1 and R3 denote, independently of one another, a linear or branched C1 to C6 alkyl group, and —R2 denotes a residue of a molecule of therapeutic or diagnostic interest, or pharmaceutically acceptable salts of said derivatives, and also the method for the preparation thereof and the therapeutic or diagnostic use thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.