IP Library Granted Patent US 7,291,646
Granted Patent B2
US 7,291,646 · App. 10/692,542 · Granted Nov 6, 2007

Ethers of O-desmethyl venlafaxine

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Quick Facts
Patent No.
US 7,291,646
App. No.
10/692,542
Granted
Nov 6, 2007
Kind
B2
Abstract

This invention provides O-α-acyloxyalkyl ethers of the venlafaxine metabolite 4-[2-(Dimehtylamino-1-(1-hydroxycyclohexyl)ethyl]phenol, represented by Formula (I): wherein the variables R 1 and R 2 are defined herein, and where the configuration at the steriogenic center (*) may be R, S, or RS (the racemate).

Claims (10)

1. A compound of the Formula (I):

wherein:

the configuration at the steriogenic center (*) may be R, S, or RS (the racemate);

R 1 is C 1 –C 6 alkoxy; and

R 2 is selected from H, or C 1 –C 6 alkyl; or, pharmaceutically acceptable salt or hydrate thereof.

2. A pharmaceutical composition comprising a pharmaceutically effective amount of a compound of Formula I:

wherein:

the configuration at the steriogenic center (*) may be R, S, or RS (the racemate);

R 1 is C 1 –C 6 alkoxy; and

R 2 is selected from H, or C 1 –C 6 alkyl; or, pharmaceutically acceptable salt or hydrate thereof; and a pharmaceutically acceptable carrier or excipient.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 2, 2004
From: YARDLEY, JOHN P.; ABOU-GHARBIA, MAGID A.; ULLRICH, JOHN W.
To: WYETH
Reel/Frame 014489/0397 →