IP Library › Granted Patent US 7,705,033
Granted Patent B2
US 7,705,033 · App. 12/181,216 · Granted Apr 27, 2010

Methods and compounds for producing dipeptidyl peptidase IV inhibitors and intermediates thereof

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Quick Facts
Patent No.
US 7,705,033
App. No.
12/181,216
Granted
Apr 27, 2010
Kind
B2
Abstract

Methods and compounds for production of cyclopropyl-fused pyrrolidine-based inhibitors of dipeptidyl peptidase IV are provided.

Claims (3)

1. A method for preparing compound M″

which comprises treating compound M′

with about 1 to about 3.5 equivalents of water at room temperature to provide compound M″.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE ADDRESS PREVIOUSLY RECORDED ON REEL 032541 FRAME 0698. ASSIGNOR(S) HEREBY CONFIRMS THE ADDRESS OF THE ASSIGNEE SHOULD BE SE-151 85, SODERTALJE, SWEDEN. Recorded May 9, 2014
From: BRISTOL-MYERS SQUIBB COMPANY
To: ASTRAZENECA AB
Reel/Frame 032858/0978 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 27, 2014
From: BRISTOL-MYERS SQUIBB COMPANY
To: ASTRAZENECA AB
Reel/Frame 032541/0698 →