IP Library › Granted Patent US 7,678,918
Granted Patent B2
US 7,678,918 · App. 11/999,602 · Granted Mar 16, 2010

Intermediates for imidazonaphthyridines

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Quick Facts
Patent No.
US 7,678,918
App. No.
11/999,602
Granted
Mar 16, 2010
Kind
B2
Abstract

Imidazonaphthyridine and tetrahydroimidazonaphthyridine compounds induce the biosynthesis of cytokines such as interferon and tumor necrosis factor. The compounds exhibit antiviral and antitumor properties. Methods of preparing the compounds and intermediates useful in the preparation of the compounds are disclosed.

Claims (5)

1. A compound of formula

wherein

A is ═N—CR═CR—CR═; ═CR—N═CR—CR═; ═CR—CR═N—CR═; or ═CR—CR═CR—N═;

each R is independently selected from the group consisting of hydrogen, C 1-10 alkyl, C 1-10 alkoxy, halogen and trifluoromethyl; and

R 9 is H or C 1-10 alkyl.

Assignments (11)
RELEASE OF SECURITY INTEREST Recorded Nov 20, 2025
From: THE BANK OF NEW YORK MELLON, AS NOTES COLLATERAL AGENT
To: ATON PHARMA, INC.; BAUSCH & LOMB INCORPORATED; BAUSCH & LOMB PHARMA HOLDINGS CORP.; COMMONWEALTH LABORATORIES, LLC; DOW PHARMACEUTICAL SCIENCES, INC.; ECR PHARMACEUTICALS CO., INC.; LABORATOIRE CHAUVIN S.A.S.; MEDICIS PHARMACEUTICAL CORPORATION; ONPHARMA INC.; ORAPHARMA, INC.; PRECISION DERMATOLOGY, INC.; SALIX PHARMACEUTICALS, LTD.; SALIX PHARMACEUTICALS, INC.; SANTARUS, INC.; SOLTA MEDICAL, INC.; SYNERGETICS USA, INC.; TECHNOLAS PERFECT VISION GMBH; VALEANT CANADA LP; VALEANT PHARMACEUTICALS INTERNATIONAL; VALEANT PHARMACEUTICALS INTERNATIONAL, INC.; VALEANT PHARMACEUTICALS NORTH AMERICA LLC; WIRRA IP PTY LIMITED; VALEANT PHARMA POLAND SP. Z O.O.; VALEANT PHARMACEUTICALS LUXEMBOURG S.A R.L.; VALEANT PHARMACEUTICALS IRELAND LIMITED
Reel/Frame 073637/0001 →
RELEASE OF SECURITY INTEREST Recorded Apr 8, 2025
From: BARCLAYS BANK PLC, AS COLLATERAL AGENT
To: SOLTA MEDICAL, INC.; PRECISION DERMATOLOGY, INC.; BAUSCH HEALTH IRELAND LIMITED (F/K/A/ VALEANT PHARMACEUTICALS IRELAND LIMITED); SALIX PHARMACEUTICALS, INC.; SALIX PHARMACEUTICALS, LTD; SANTARUS, INC.; MEDICIS PHARMACEUTICAL CORPORATION; HUMAX PHARMACEUTICAL S.A.; SOLTA MEDICAL IRELAND LIMITED; BAUSCH & LOMB MEXICO, S.A. DE C.V.; BAUSCH+LOMB OPS B.V.; BAUSCH HEALTH AMERICAS, INC.; BAUSCH HEALTH COMPANIES INC.; BAUSCH HEALTH HOLDCO LIMITED; BAUSCH HEALTH MAGYARORSZAG KFT (A/K/A BAUSCH HEALTH HUNGARY LLC); BAUSCH HEALTH POLAND SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA (F/K/A VALEANT PHARMA POLAND SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA); BAUSCH HEALTH US, LLC; BAUSCH HEALTH, CANADA INC. / SANTE BAUSCH, CANADA INC.; ICN POLFA RZESZOW SPOLKA AKCYJNA (A/K/A ICN POLFA RZESZOW S.A.); ORAPHARMA, INC.; PRZEDSIEBIORSTWO FARMACEUTYCZNE JELFA SPOLKA AKCYJNA (A/K/A PRZEDSIEBIORSTWO FARMACEUTYCZNE JELFA S.A.); SOLTA MEDICAL DUTCH HOLDINGS B.V.; V-BAC HOLDING CORP.; VRX HOLDCO LLC; 1261229 B.C. LTD.; 1530065 B.C. LTD.
Reel/Frame 070778/0199 →
SECURITY INTEREST Recorded Feb 26, 2018
From: ATON PHARMA, INC.; BAUSCH & LOMB INCORPORATED; BAUSCH & LOMB PHARMA HOLDINGS CORP.; COMMONWEALTH LABORATORIES, LLC; DOW PHARMACEUTICAL SCIENCES, INC.; ECR PHARMACEUTICALS CO., INC.; LABORATOIRE CHAUVIN S.A.S.; MEDICIS PHARMACEUTICAL CORPORATION; ONPHARMA INC.; ORAPHARMA, INC.; PRECISION DERMATOLOGY, INC.; SALIX PHARMACEUTICALS, LTD.; SALIX PHARMACEUTICALS, INC.; SANTARUS, INC.; SOLTA MEDICAL, INC.; SYNERGETICS USA, INC.; TECHNOLAS PERFECT VISION GMBH; VALEANT CANADA LP; VALEANT PHARMACEUTICALS INTERNATIONAL; VALEANT PHARMACEUTICALS INTERNATIONAL, INC.; VALEANT PHARMACEUTICALS NORTH AMERICA LLC; WIRRA IP PTY LIMITED; VALEANT PHARMA POLAND SP. Z O.O.; VALEANT PHARMACEUTICALS LUXEMBOURG S.A R.L.; VALEANT PHARMACEUTICALS IRELAND LIMITED
To: BARCLAYS BANK PLC, AS COLLATERAL AGENT
Reel/Frame 045444/0299 →
SECURITY INTEREST Recorded Feb 26, 2018
From: ATON PHARMA, INC.; BAUSCH & LOMB INCORPORATED; BAUSCH & LOMB PHARMA HOLDINGS CORP.; COMMONWEALTH LABORATORIES, LLC; DOW PHARMACEUTICAL SCIENCES, INC.; ECR PHARMACEUTICALS CO., INC.; LABORATOIRE CHAUVIN S.A.S.; MEDICIS PHARMACEUTICAL CORPORATION; ONPHARMA INC.; ORAPHARMA, INC.; PRECISION DERMATOLOGY, INC.; SALIX PHARMACEUTICALS, LTD.; SALIX PHARMACEUTICALS, INC.; SANTARUS, INC.; SOLTA MEDICAL, INC.; SYNERGETICS USA, INC.; TECHNOLAS PERFECT VISION GMBH; VALEANT CANADA LP; VALEANT PHARMACEUTICALS INTERNATIONAL; VALEANT PHARMACEUTICALS INTERNATIONAL, INC.; VALEANT PHARMACEUTICALS NORTH AMERICA LLC; WIRRA IP PTY LIMITED; VALEANT PHARMA POLAND SP. Z O.O.; VALEANT PHARMACEUTICALS LUXEMBOURG S.A R.L.; VALEANT PHARMACEUTICALS IRELAND LIMITED
To: THE BANK OF NEW YORK MELLON, AS COLLATERAL AGENT
Reel/Frame 045444/0634 →
SECURITY INTEREST Recorded Jul 19, 2017
From: MEDICIS PHARMACEUTICAL CORPORATION
To: THE BANK OF NEW YORK MELLON
Reel/Frame 043239/0675 →
NOTICE OF SUCCESSION OF AGENCY Recorded Jan 9, 2015
From: GOLDMAN SACHS LENDING PARTNERS, LLC
To: BARCLAYS BANK PLC, AS SUCCESSOR AGENT
Reel/Frame 034749/0689 →
SECURITY AGREEMENT Recorded Apr 24, 2013
From: MEDICIS PHARMACEUTICAL CORPORATION
To: GOLDMAN SACHS LENDING PARTNERS LLC
Reel/Frame 030281/0433 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 13, 2011
From: GRACEWAY PHARMACEUTICALS, LLC
To: MEDICIS PHARMACEUTICAL CORPORATION
Reel/Frame 027370/0813 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 18, 2009
From: 3M INNOVATIVE PROPERTIES COMPANY
To: GRACEWAY PHARMACEUTICALS, LLC
Reel/Frame 023264/0189 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 6, 2007
From: 3M COMPANY; 3M INNOVATIVE PROPERTIES COMPANY; RIKER LABORATORIES, INC.
To: GRACEWAY PHARMACEUTICALS, LLC
Reel/Frame 020253/0858 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 6, 2007
From: GERSTER, JOHN F.; LINSTROM, KYLE J.; CROOKS, STEPHEN L.; HEPPNER, PHILIP D.; MARSZALEK, GREGORY J.; MAYE, PETER V.; MERRILL, BRYON A.; MICKELSON, JOHN W.; RICE, MICHAEL J.
To: 3M INNOVATIVE PROPERTIES COMPANY
Reel/Frame 020253/0882 →