Amgen Inc.

David J Semin

Michael G Kelly

Thomas Stephen Coulter

Chiara Ghiron

Ning Xi

Christopher Harold Fotsch

Shimin Xu

Paul E Harrington

Gilbert M Rishton

David Joseph St Jean, Jr

Philip Miller

Robert Townsend

David J St Jean, Jr

Thomas S Coulter

Thomas Coutler

The present invention relates generally to novel calcimimetic compounds and pharmaceutical compositions comprising them. The invention also relates to methods of treating of diseases or disorders related to the function of the calcium sensing receptor using the compounds represented in Formula I. 

Calcium receptor modulating agents

The compounds of the invention are represented by the following general structure or a pharmaceutically acceptable salt thereof, and compositions containing them, wherein the variables are defined herein, and their use to reduce or inhibit PTH secretion, including methods for reducing or inhibiting PTH secretion and methods for treatment or prophylaxis of diseases associated with bone disorders, such as osteoporosis, or associated with excessive secretion of PTH, such as hyperparathyroidism. The subject invention also relates to processes for making such compounds as well as to intermediates useful in such processes.

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Thousand Oaks, CA, United States of America

David J Semin