The present invention provides a pharmaceutical compound, or pharmaceutically acceptable salt thereof, for use in medicine, wherein said compound is of formula I
wherein
R is a pharmaceutically active moiety;
Ar is an aromatic moiety;
X is a linker group; and
Y is a moiety comprising two phosphonate groups.
Further aspects of the invention relate to a method for palliative and curative treatment of bone disorders and cancer related disorders, such as breast cancer.
Reactions of diethyl mesyl- or tosyloxyphosphonates with diethyl phosphite and base: a method claimed to yield bisphosphonates
作者:Erik Årstad、Lars Skattebøl
DOI:10.1016/s0040-4039(02)02143-3
日期:2002.11
Reactions of diethyl mesyl- or tosyloxyphosphonates with sodium diethylphosphite in THF lead to the corresponding phosphono phosphates. Reaction of the mesyloxy derivative with diethylphosphite in pyridine gives the phosphono phosphate as minor product. Neither method yields bisphosphonates.