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US 11,547,687 B2Granted
Neprilysin inhibitors
AssigneeTheravance Biopharma R&D IP, LLC
InventorsAdam D. Hughes, Erik Fenster, Melissa Fleury, Roland Gendron, Edmund J. Moran
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Abstract
In one aspect, the invention relates to compounds having the formula: where R1-R6, a, b, and Z are as defined in the specification, or a pharmaceutically acceptable salt thereof. These compounds have neprilysin inhibition activity. In another aspect, the invention relates to pharmaceutical compositions comprising such compounds; methods of using such compounds; and processes and intermediates for preparing such compounds.
Claims20
A compound of formula (IIIa):
- or a pharmaceutically acceptable salt thereof, wherein:
- R1 is selected from H and —C1-8alkyl;
- R2 is —OH or —CH2OH;
- R3 is H or —CH3;
- R4 is selected from H and —C1-6alkyl;
- a is 0 or 1;
- R5 is selected from halo, —CH3, —CF3, and —CN;
- b is 0 or an integer from 1 to 3;
- and
- each R6 is independently selected from halo, —OH, —CH3, —OCH3, —CN, and —CF3;
- wherein each alkyl group in R1 and R4 is optionally substituted with 1 to 8 fluoro atoms.
8 more elements
A compound of the formula:
- or a pharmaceutically acceptable salt or prodrug thereof.
Dependencies are inferred from the claim text.