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US 4,555,506 AGranted
Phosphorus containing compounds and use as hypotensives
AssigneeE. R. Squibb & Sons, Inc.
InventorsDonald S. Karanewsky, Edward W. Petrillo, Jr.
Life of this patent
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Abstract
Phosphorus containing compounds of the formula ##STR1## wherein X is a substituted or unsubstituted imino or amino acid and A is ##STR2## These compounds possess angiotensin converting enzyme activity and are thus useful as hypertensive agents.
Claims7
A compound of the formula ##STR454## wherein R.sub.2 is phenylmethyl;
- and
- R.sub.3 and R.sub.6 are the same and each is hydrogen, sodium, potassium, or lithium.
A compound of the formula ##STR456## wherein R.sub.2 is phenylethyl;
- and
- R.sub.3 and R.sub.6 are the same and each is hydrogen, sodium, potassium or lithium.
Dependencies are inferred from the claim text.