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US 4,225,495 AGranted
Pyrrolo or pyrido [2,1-c][1,4] thiazines or thiazepines
AssigneeE. R. Squibb & Sons, Inc.
InventorMiguel A. Ondetti
Life of this patent
Estimating the term…
Abstract
Compounds having the formula ##STR1## wherein R is hydrogen or alkyl, n is 0 or 1 and m is 1 or 2 have hypotensive activity. Those compounds of the above formula wherein n is 1 are useful intermediates for the preparation of other hypotensive agents having the formula ##STR2##
Claims6
A compound having the formula ##STR12## wherein R is hydrogen or alkyl of 1 to 7 carbon atoms;
- m is 1 or 2;
- and n is 0 or 1.
Dependencies are inferred from the claim text.