IP Library Granted Patent US 8,952,149
Granted Patent B2
US 8,952,149 · App. 14/034,832 · Granted Feb 10, 2015

Tricyclic tetrahydroquinoline antibacterial agents

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Quick Facts
Patent No.
US 8,952,149
App. No.
14/034,832
Granted
Feb 10, 2015
Kind
B2
Abstract

Described herein are antibacterial compounds of formula I, methods for making the compounds, pharmaceutical compositions containing the compounds and methods of treating bacterial infections utilizing the compounds and pharmaceutical composition.

Claims (14)

1. A compound selected from the group consisting of:

(2R,4S,4aS)-10-fluoro-2,4-dimethyl-8-(4-methyloxazol-2-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2R,4S,4aS)-9,10-difluoro-2,4-dimethyl-8-(3-methylisoxazol-5-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2R,4S,4aS)-10-fluoro-2,4-dimethyl-8-(oxazol-2-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2R,4S,4aS)-9,10-difluoro-2,4-dimethyl-8-(2-methyloxazol-5-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2R,4S,4aS)-9,10-difluoro-2,4-dimethyl-8-(oxazol-4-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2R,4S,4aS)-9-fluoro-2,4-dimethyl-8-(4-methyloxazol-2-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2R,4S,4aS)-9,10-difluoro-8-(4-(4-fluorophenyl)oxazol-5-yl)-2,4-dimethyl-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2S,4R,4aR)-2,4-dimethyl-8-(oxazol-5-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

(2S,4R,4aR)-8-(4-ethyloxazol-2-yl)-9,10-difluoro-2,4-dimethyl-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione; and

(2R,4S,4aS)-9,10-difluoro-2,4-dimethyl-8-(oxazol-2-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione;

or an enantiomer or diastereomer thereof or a pharmaceutically acceptable salt, solvate, or hydrate thereof.

2. A compound of claim 1 wherein the compound is (2R,4S,4aS)-10-fluoro-2,4-dimethyl-8-(4-methyloxazol-2-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazin[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione or an enantiomer or diastereomer or a pharmaceutically acceptable salt, solvate or hydrate thereof.

3. A compound of claim 2 wherein the compound is (2R,4S,4aS)-10-fluoro-2,4-dimethyl-8-(4-methyloxazol-2-yl)-2,4,4a,6-tetrahydro-1H,1′H-spiro[[1,4]oxazino[4,3-a]quinoline-5,5′-pyrimidine]-2′,4′,6′(3′H)-trione.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 13, 2015
From: ZOETIS LLC
To: ZOETIS SERVICES LLC
Reel/Frame 035651/0817 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 8, 2013
From: LALL, MANJINDER S.; TOOGOOD, PETER LAURENCE; WARMUS, JOSEPH S.
To: ZOETIS LLC
Reel/Frame 031569/0774 →