Novel bisphosphonate cyclic acetal compounds are disclosed, as well as methods of preparing the compounds, pharmaceutical compositions including the compounds, and administration of the compounds in methods of treating bone metabolism disorders, such as abnormal calcium and phosphate metabolism.
Kowalski Ester Homologation. Application to the Synthesis of β-Amino Esters
作者:Diane Gray、Carmen Concellón、Timothy Gallagher
DOI:10.1021/jo049562h
日期:2004.7.1
The Kowalski ester homologation protocol has been applied to a representative range of alpha-amino esters to provide beta-amino esters with excellent levels of enantio- and diastereocontrol. A key feature of this chemistry is the nature of the N-protecting group that is employed.
BISPHOSPHONATE COMPOUNDS FOR TREATING BONE METABOLISM DISORDERS