The invention is related to phosphorus substituted anti-inflammatory compounds, compositions containing such compounds, and therapeutic methods that include the administration of such compounds, as well as to processes and intermediates useful for preparing such compounds.
Heterocyclic compounds of the formula:
wherein
R1 is carboxy or protected carboxy,
R2 is aryl which may have suitable substituent(s),
R3 is aryl which may have suitable substituent(s),
R4 is hydrogen, lower alkyl, hydroxy or aryl,
A1 is lower alkylene,
etc.,
etc. and
n is 0 or 1,
and pharmaceutically acceptable salts thereof which are useful as a medicament.