WO2003051306A3 - N4-acylcytosine-1,3-dioxolane nucleosides for treatment of viral infections - Google Patents

N4-acylcytosine-1,3-dioxolane nucleosides for treatment of viral infections Download PDF

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Publication number
WO2003051306A3
WO2003051306A3 PCT/US2002/040090 US0240090W WO03051306A3 WO 2003051306 A3 WO2003051306 A3 WO 2003051306A3 US 0240090 W US0240090 W US 0240090W WO 03051306 A3 WO03051306 A3 WO 03051306A3
Authority
WO
WIPO (PCT)
Prior art keywords
acylcytosine
viral infections
treatment
dioxolane nucleosides
dioxolane
Prior art date
Application number
PCT/US2002/040090
Other languages
French (fr)
Other versions
WO2003051306A2 (en
Inventor
Kyoichi A Watanabe
Junxing Shi
Michael J Otto
Original Assignee
Pharmasset Ltd
Kyoichi A Watanabe
Junxing Shi
Michael J Otto
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pharmasset Ltd, Kyoichi A Watanabe, Junxing Shi, Michael J Otto filed Critical Pharmasset Ltd
Priority to AU2002364730A priority Critical patent/AU2002364730A1/en
Publication of WO2003051306A2 publication Critical patent/WO2003051306A2/en
Publication of WO2003051306A3 publication Critical patent/WO2003051306A3/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
    • C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
    • C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
    • C07H19/04—Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
    • C07H19/06—Pyrimidine radicals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P1/00—Drugs for disorders of the alimentary tract or the digestive system
    • A61P1/16—Drugs for disorders of the alimentary tract or the digestive system for liver or gallbladder disorders, e.g. hepatoprotective agents, cholagogues, litholytics
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/14—Antivirals for RNA viruses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/14—Antivirals for RNA viruses
    • A61P31/18—Antivirals for RNA viruses for HIV
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/20—Antivirals for DNA viruses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
    • A61P31/12—Antivirals
    • A61P31/20—Antivirals for DNA viruses
    • A61P31/22—Antivirals for DNA viruses for herpes viruses
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/04—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring-member bond
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/14—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/02—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6
    • C07D473/18—Heterocyclic compounds containing purine ring systems with oxygen, sulphur, or nitrogen atoms directly attached in positions 2 and 6 one oxygen and one nitrogen atom, e.g. guanine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/26—Heterocyclic compounds containing purine ring systems with an oxygen, sulphur, or nitrogen atom directly attached in position 2 or 6, but not in both
    • C07D473/32—Nitrogen atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • C07D473/26—Heterocyclic compounds containing purine ring systems with an oxygen, sulphur, or nitrogen atom directly attached in position 2 or 6, but not in both
    • C07D473/32—Nitrogen atom
    • C07D473/34—Nitrogen atom attached in position 6, e.g. adenine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H19/00—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof
    • C07H19/02—Compounds containing a hetero ring sharing one ring hetero atom with a saccharide radical; Nucleosides; Mononucleotides; Anhydro-derivatives thereof sharing nitrogen
    • C07H19/04—Heterocyclic radicals containing only nitrogen atoms as ring hetero atom
    • C07H19/16—Purine radicals

Abstract

The present invention is directed to a comound, use and composition of treating or preventing viral infections, in particular, human immunodeficiency virus 8HIV) and hepatitis B virus (HBV) infections, in human patients or other animal hosts, comprising the administration of N4-acylcytosine-1,3-dioxolane and pharmaceutically acceptable salts, prodrugs, and other derivatives thereof.
PCT/US2002/040090 2001-12-14 2002-12-16 N4-acylcytosine-1,3-dioxolane nucleosides for treatment of viral infections WO2003051306A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU2002364730A AU2002364730A1 (en) 2001-12-14 2002-12-16 N4-acylcytosine-1,3-dioxolane nucleosides for treatment of viral infections

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34155501P 2001-12-14 2001-12-14
US60/341,555 2001-12-14

Publications (2)

Publication Number Publication Date
WO2003051306A2 WO2003051306A2 (en) 2003-06-26
WO2003051306A3 true WO2003051306A3 (en) 2003-12-18

Family

ID=23338072

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/US2002/040081 WO2003063771A2 (en) 2001-12-14 2002-12-13 N4-acylcytosine nucleosides for treatment of viral iinfections
PCT/US2002/040090 WO2003051306A2 (en) 2001-12-14 2002-12-16 N4-acylcytosine-1,3-dioxolane nucleosides for treatment of viral infections

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/US2002/040081 WO2003063771A2 (en) 2001-12-14 2002-12-13 N4-acylcytosine nucleosides for treatment of viral iinfections

Country Status (10)

Country Link
US (6) US7105527B2 (en)
EP (1) EP1569652A4 (en)
JP (1) JP2005519916A (en)
KR (1) KR100978904B1 (en)
CN (1) CN100560073C (en)
AU (2) AU2002365234B2 (en)
BR (1) BR0214944A (en)
CA (1) CA2470255C (en)
MX (1) MXPA04005779A (en)
WO (2) WO2003063771A2 (en)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6790228B2 (en) * 1999-12-23 2004-09-14 Advanced Cardiovascular Systems, Inc. Coating for implantable devices and a method of forming the same
BR0110023A (en) 2000-04-13 2003-12-30 Pharmasset Ltd Substituted 3'-or-2 'nucleoside derivatives for treatment of hepatitis virus infections
MY164523A (en) 2000-05-23 2017-12-29 Univ Degli Studi Cagliari Methods and compositions for treating hepatitis c virus
KR20080021797A (en) * 2000-05-26 2008-03-07 이데닉스(케이만)리미티드 Methods and compositions for treating flaviviruses and pestiviruses
US7105527B2 (en) * 2001-12-14 2006-09-12 Otto Michael J N4-acylcytosine nucleosides for treatment of viral infections
US7608600B2 (en) * 2002-06-28 2009-10-27 Idenix Pharmaceuticals, Inc. Modified 2′ and 3′-nucleoside prodrugs for treating Flaviviridae infections
CA2489552A1 (en) * 2002-06-28 2004-01-08 Idenix (Cayman) Limited 2'-c-methyl-3'-o-l-valine ester ribofuranosyl cytidine for treatment of flaviviridae infections
CN101172993A (en) * 2002-06-28 2008-05-07 埃迪尼克斯(开曼)有限公司 2'-c-methyl-3'-o-l-valine ester ribofuranosyl cytidine for treatment of flaviviridae infections
BR0313164A (en) 2002-08-01 2007-07-17 Pharmasset Inc compounds with the non-bicyclic system [4.2.1] for the treatment of flaviviridae infections
MXPA05005192A (en) * 2002-11-15 2005-09-08 Idenix Cayman Ltd 2aCOE-BRANCHED NUCLEOSIDES AND FLAVIVIRIDAE.
WO2004052899A2 (en) * 2002-12-12 2004-06-24 Idenix (Cayman) Limited Process for the production of 2'-branched nucleosides
CA2425031A1 (en) * 2003-04-01 2004-10-01 Smithkline Beecham Corporation Pharmaceutical compositions
SI3521297T1 (en) 2003-05-30 2022-04-29 Gilead Pharmasset Llc Modified fluorinated nucleoside analogues
US7741334B2 (en) * 2004-04-01 2010-06-22 Achillion Pharmaceuticals, Inc. Low dose therapy for treating viral infections
CN101023094B (en) * 2004-07-21 2011-05-18 法莫赛特股份有限公司 Preparation of alkyl-substituted 2-deoxy-2-fluoro-d-ribofuranosyl pyrimidines and purines and their derivatives
ES2725457T3 (en) 2004-09-14 2019-09-24 Gilead Pharmasset Llc Preparation of ribofuranosyl pyrimidines and 2'fluoro-2'-alkyl-substituted or other optionally substituted purines and their derivatives
CA2584670A1 (en) * 2004-10-19 2006-04-27 Achillion Pharmaceuticals, Inc. Combination therapy for treating viral infections
US7968703B2 (en) 2005-03-07 2011-06-28 Shire Canada Inc. Process and methods for the preparation of optically active cis-2-hydroxymethyl-4- (cytosin-1'-yl)-1,3-oxathiolane or pharmaceutically acceptable salts thereof
WO2007075876A2 (en) * 2005-12-23 2007-07-05 Idenix Pharmaceuticals, Inc. Process for preparing a synthetic intermediate for preparation of branched nucleosides
GB0623493D0 (en) 2006-11-24 2007-01-03 Univ Cardiff Chemical compounds
US7964580B2 (en) 2007-03-30 2011-06-21 Pharmasset, Inc. Nucleoside phosphoramidate prodrugs
US8173621B2 (en) 2008-06-11 2012-05-08 Gilead Pharmasset Llc Nucleoside cyclicphosphates
TW201031675A (en) 2008-12-23 2010-09-01 Pharmasset Inc Synthesis of purine nucleosides
CA2748057C (en) 2008-12-23 2018-07-03 Pharmasset, Inc. Nucleoside phosphoramidates
NZ593649A (en) 2008-12-23 2013-11-29 Gilead Pharmasset Llc Nucleoside analogs
TWI583692B (en) 2009-05-20 2017-05-21 基利法瑪席特有限責任公司 Nucleoside phosphoramidates
US8618076B2 (en) 2009-05-20 2013-12-31 Gilead Pharmasset Llc Nucleoside phosphoramidates
KR101715981B1 (en) 2010-03-31 2017-03-13 길리애드 파마셋 엘엘씨 Nucleoside phosphoramidates
US8563530B2 (en) 2010-03-31 2013-10-22 Gilead Pharmassel LLC Purine nucleoside phosphoramidate
EP3042910B1 (en) 2010-11-30 2019-01-09 Gilead Pharmasset LLC 2'-spiro-nucleosides for use in the therapy of hepatitis c
DE202012013382U1 (en) 2011-09-16 2016-08-23 Gilead Pharmasset Llc Compositions for the treatment of HCV
US8889159B2 (en) 2011-11-29 2014-11-18 Gilead Pharmasset Llc Compositions and methods for treating hepatitis C virus
CN103242400B (en) * 2012-02-08 2016-06-08 河南师范大学 There is 5-substituted pyrimidines nucleoside-thiazolidhybrid hybrid and its preparation method of HIV (human immunodeficiency virus)-resistant activity
PT2950786T (en) 2013-01-31 2020-03-03 Gilead Pharmasset Llc Combination formulation of two antiviral compounds
SI3650014T1 (en) 2013-08-27 2022-01-31 Gilead Pharmasset Llc Combination formulation of two antiviral compounds
CA3182565A1 (en) 2015-03-06 2016-09-15 Atea Pharmaceuticals, Inc. .beta.-d-2'-deoxy-2'-.alpha.-fluoro-2'-.beta.-c-substituted-2-modified-n6-substituted purine nucleotides for hcv treatment
US10711029B2 (en) 2016-07-14 2020-07-14 Atea Pharmaceuticals, Inc. Beta-d-2′-deoxy-2′-alpha-fluoro-2′-beta-c-substituted-4′fluoro-n6-substituted-6-amino-2-substituted purine nucleotides for the treatment of hepatitis c virus infection
PL3512863T3 (en) 2016-09-07 2022-04-04 Atea Pharmaceuticals, Inc. 2'-substituted-n6-substituted purine nucleotides for rna virus treatment
KR102335193B1 (en) 2017-02-01 2021-12-03 아테아 파마슈티컬즈, 인크. Nucleotide hemi-sulfate salts for treating hepatitis C virus
KR20200140865A (en) 2018-04-10 2020-12-16 아테아 파마슈티컬즈, 인크. Treatment of HCV-infected patients with cirrhosis
US10874687B1 (en) 2020-02-27 2020-12-29 Atea Pharmaceuticals, Inc. Highly active compounds against COVID-19

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5922867A (en) * 1995-12-14 1999-07-13 Biochem Pharma Inc. Method and compositions for the synthesis of dioxolane nucleosides with β configuration
US20030013660A1 (en) * 2000-10-13 2003-01-16 Shire Biochem Inc. Dioxolane analogs for improved inter-cellular delivery

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US13660A (en) * 1855-10-09 Improvements
US3309359A (en) * 1965-10-22 1967-03-14 Hoffmann La Roche N-mono-acyl-5-fluorocytosine derivatives and process
NL8202626A (en) 1982-06-29 1984-01-16 Stichting Rega V Z W DERIVATIVES OF 9- (2-HYDROXYETHOXYMETHYL) GUANINE.
US4522811A (en) 1982-07-08 1985-06-11 Syntex (U.S.A.) Inc. Serial injection of muramyldipeptides and liposomes enhances the anti-infective activity of muramyldipeptides
GB8719367D0 (en) 1987-08-15 1987-09-23 Wellcome Found Therapeutic compounds
ZA886890B (en) * 1987-10-09 1989-05-30 Hoffmann La Roche Novel dideoxycytidine derivatives
US6350753B1 (en) * 1988-04-11 2002-02-26 Biochem Pharma Inc. 2-Substituted-4-substituted-1,3-dioxolanes and use thereof
NL8901258A (en) 1989-05-19 1990-12-17 Stichting Rega V Z W New 5-halo-2'-3'-di:deoxy-cytidine derivs. - useful as anti-retro-viral agents, esp. for treating HIV infections
DD293498A5 (en) 1989-07-20 1991-09-05 Zi Fuer Molekularbiologie Der Adw,De METHOD FOR PRODUCING A MEDIUM FOR THE TREATMENT OR PROPHYLAXIS OF HEPATITE INFECTIONS IN HUMANS AND ANIMALS
JPH05310777A (en) 1992-05-14 1993-11-22 Yoshitomi Pharmaceut Ind Ltd 2'-deoxy-2'-methylidynecytidine compound
TW254946B (en) * 1992-12-18 1995-08-21 Hoffmann La Roche
TW374087B (en) 1993-05-25 1999-11-11 Univ Yale L-2',3'-dideoxy nucleotide analogs as anti-hepatitis B(HBV) and anti-HIV agents
TW530047B (en) 1994-06-08 2003-05-01 Pfizer Corticotropin releasing factor antagonists
US5703058A (en) 1995-01-27 1997-12-30 Emory University Compositions containing 5-fluoro-2',3'-didehydro-2',3'-dideoxycytidine or a mono-, di-, or triphosphate thereof and a second antiviral agent
WO1998017281A1 (en) * 1996-10-24 1998-04-30 Vion Pharmaceuticals, Inc. MONOPHOSPHATE PRODRUGS OF β-L-FD4C AND β-L-FddC AS POTENT ANTIVIRAL AGENTS
EP1042341A1 (en) * 1997-11-25 2000-10-11 Protarga Inc. Nucleoside analog compositions and uses thereof
DE69933860T2 (en) * 1998-02-25 2007-05-31 Emory University 2'-FLUORONUKLEOSIDE
KR20040028657A (en) * 2000-10-18 2004-04-03 파마셋, 리미티드 Modified nucleosides for treatment of viral infections and abnormal cellular proliferation
US7105527B2 (en) * 2001-12-14 2006-09-12 Otto Michael J N4-acylcytosine nucleosides for treatment of viral infections

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5922867A (en) * 1995-12-14 1999-07-13 Biochem Pharma Inc. Method and compositions for the synthesis of dioxolane nucleosides with β configuration
US20030013660A1 (en) * 2000-10-13 2003-01-16 Shire Biochem Inc. Dioxolane analogs for improved inter-cellular delivery

Also Published As

Publication number Publication date
US7105527B2 (en) 2006-09-12
KR20040094398A (en) 2004-11-09
USRE42015E1 (en) 2010-12-28
MXPA04005779A (en) 2005-05-16
EP1569652A4 (en) 2008-07-02
KR100978904B1 (en) 2010-08-31
WO2003051306A2 (en) 2003-06-26
AU2002364730A1 (en) 2003-06-30
BR0214944A (en) 2005-06-07
US20090176730A1 (en) 2009-07-09
US20030176319A1 (en) 2003-09-18
US8114997B2 (en) 2012-02-14
CN1617726A (en) 2005-05-18
WO2003063771A3 (en) 2005-07-07
WO2003063771A2 (en) 2003-08-07
CN100560073C (en) 2009-11-18
US20040214844A1 (en) 2004-10-28
AU2002365234B2 (en) 2009-01-29
EP1569652A2 (en) 2005-09-07
JP2005519916A (en) 2005-07-07
AU2002364730A8 (en) 2003-06-30
CA2470255C (en) 2012-01-17
US20120202766A1 (en) 2012-08-09
US6908924B2 (en) 2005-06-21
US20070078080A1 (en) 2007-04-05
CA2470255A1 (en) 2003-08-07

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