(1R, 6S) -2-Azabicyclo [4.3.0] nonane-8,8-diphosphonic acid and its use in the treatment or prevention of bone diseases such as osteoporosis or Paget's disease
Disclosed is a new composition of matter, substantially enantiomerically pure (1R,6S)-2-Azabicyclo-[4.3.0]nonane-8,8-diphosphonic acid, methods of preparing this new composition of matter, a pharmaceutical composition comprising the new composition, and administration of the composition in methods of treating bone disorders such as osteoporosis, osteolytic bone metastasis, rheumatoid arthritis and osteoarthritis.