Diphosphonic acid compounds, processes for the preparation there

Details Diphosphonic acid compounds, processes for the preparation there Diphosphonic acid compounds, processes for the preparation there

1987-04-24

1989-08-15

Evans, J. E.

Drug, bio-affecting and body treating compositions

Designated organic active ingredient containing

Phosphorus containing other than solely as part of an...

514 82, 514 86, 514 92, 514 94, 514 96, 514108, 546136, 546309, 546323, 548119, 549 6, 562 13, C07F 938, A61K 31095, A61K 3116, A61K 31185

Patent

active

048575135

ABSTRACT:
A compound of the formula: ##STR1## wherein R.sup.1 --A-- is a group of the formula: ##STR2## in which R.sup.1 is aryl or a heterocyclic group, each of which may be substituted with substituent(s) selected from the group consisting of lower alkyl, lower alkoxy, lower alkylthio, halo(lower)alkyl, acyl, acylamino and halogen, or lower alkyl which may be substituted with a heterocyclic group optionally substituted with acyl, and

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