IP Library Granted Patent US 8,754,218
Granted Patent B2
US 8,754,218 · App. 13/707,969 · Granted Jun 17, 2014

Salts of 6-heterocycle substituted hexahydrophenanthridine derivatives

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Quick Facts
Patent No.
US 8,754,218
App. No.
13/707,969
Granted
Jun 17, 2014
Kind
B2
Abstract

Disclosed herein are salts of 6-heteroaryl substituted hexahydrophenanthridine PDE4 inhibiting compounds, which can be used in the pharmaceutical industry for the production of pharmaceutical compositions.

Claims (19)

1. A salt selected from the group consisting of

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one hydrochloride;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one methansulfonate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one citrate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one L-tartrate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one D-tartrate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one meso-tartrate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one D-malate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one L-malate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one fumarate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one maleinate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one 2-oxoglutarate;

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one oxalate; and

5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one D-gluconate.

2. A salt according to claim 1 which is 5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one hydrochloride.

3. A salt according to claim 1 which is 5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one fumarate.

4. A salt according to claim 1 which is 5-((2R,4aR,10bR)-9-Ethoxy-2-hydroxy-8-methoxy-1,2,3,4,4a,10b-hexahydro-phenanthridin-6-yl)-1-methyl-1H-pyridin-2-one L-tartrate.

5. A pharmaceutical composition comprising one or more salts as claimed in claim 1 together with a pharmaceutical auxiliary and/or excipient.

6. A method of treating diabetes mellitus in a patient comprising administering to said patient a therapeutically effective amount of a salt as claimed in claim 1 .

Assignments (5)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Nov 8, 2021
From: TAKEDA GMBH
To: TAKEDA PHARMACEUTICAL COMPANY LIMITED
Reel/Frame 058043/0943 →
CHANGE OF NAME Recorded Jul 29, 2015
From: NYCOMED GERMANY HOLDING GMBH
To: TAKEDA GMBH
Reel/Frame 036205/0192 →
MERGER Recorded Jul 28, 2015
From: TAKEDA GMBH
To: NYCOMED ASSET MANAGEMENT GMBH
Reel/Frame 036193/0178 →
MERGER Recorded Jul 28, 2015
From: NYCOMED ASSET MANAGEMENT GMBH
To: NYCOMED GERMANY HOLDING GMBH
Reel/Frame 036201/0261 →
CHANGE OF NAME Recorded Mar 21, 2013
From: NYCOMED GMBH
To: TAKEDA GMBH
Reel/Frame 030062/0599 →