IP Library Granted Patent US 8,217,042
Granted Patent B2
US 8,217,042 · App. 11/558,503 · Granted Jul 10, 2012

Pyridopyrazines and their use as modulators of kinases

Assignee: Zentaris GmbH
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Quick Facts
Patent No.
US 8,217,042
App. No.
11/558,503
Granted
Jul 10, 2012
Kind
B2
Abstract

The invention relates to pyrido[2,3-b]pyrazines of the general formulae (I) and (II), and to their preparation and use as medicaments, especially for the treatment of malignant disorders and other disorders based on pathological cell proliferations.

Claims (8)

1. A pyrido[2,3-b]pyrazine of formulae (I) selected from the group consisting of:

2. A process for producing a medicament, comprising processing one or more pyrido[2,3-b]pyrazines according to claim 1 with pharmaceutically acceptable carriers and/or excipients to give pharmaceutical formulations in a therapeutically usable form.

3. A composition which comprises a pharmacologically active amount of at least one pyrido[2,3-b]pyrazine compound according to claim 1 and a pharmaceutically acceptable carrier and/or excipient.

4. The composition according to claim 3 , wherein the pyrido[2,3-b]pyrazine is present in a unit dose of 0.001 mg to 100 mg per kg of body weight of a patient.

5. 4-[6-(3-ethylurea)pyrido[2,3-b]pyrazin-3-yl]phenyl 2-methoxyethyl carbonate

6. A process for producing a medicament, comprising processing 4-[6-(3-ethylurea)pyrido[2,3-b]pyrazin-3-yl]phenyl 2-methoxyethyl carbonate according to claim 5 with pharmaceutically acceptable carriers and/or excipients to give pharmaceutical formulations in a therapeutically usable form.

7. A composition which comprises a pharmacologically active amount of 4-[6-(3-ethylurea)pyrido[2,3-b]pyrazin-3-yl]phenyl 2-methoxyethyl carbonate according to claim 5 and a pharmaceutically acceptable carrier and/or excipient.

8. The composition according to claim 7 , wherein the 4-[6-(3-ethylurea)pyrido[2,3-b]pyrazin-3-yl]phenyl 2-methoxyethyl carbonate is present in a unit dose of 0.001 mg to 100 mg per kg of body weight of a patient.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 7, 2007
From: CLAUS, ECKHARD; SEIPELT, IRENE; GUENTHER, ECKHARD; POLYMEROPOULOS, EMMANUEL; CZECH, MICHAEL; SCHUSTER, TILAMNN
To: ZENTARIS GMBH
Reel/Frame 018976/0749 →
Continuity (3)
Provisional Application 60849761 · Oct 6, 2006
Provisional Application 60735698 · Nov 11, 2005
Related Publication 20070149484A1 · Jun 28, 2007