WO2009050595A3 - An improved process for preparing a 2,4-thiazolidinedione derivative - Google Patents

An improved process for preparing a 2,4-thiazolidinedione derivative Download PDF

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Publication number
WO2009050595A3
WO2009050595A3 PCT/IB2008/003821 IB2008003821W WO2009050595A3 WO 2009050595 A3 WO2009050595 A3 WO 2009050595A3 IB 2008003821 W IB2008003821 W IB 2008003821W WO 2009050595 A3 WO2009050595 A3 WO 2009050595A3
Authority
WO
WIPO (PCT)
Prior art keywords
preparing
improved process
thiazolidinedione derivative
thiazolidinedione
derivative
Prior art date
Application number
PCT/IB2008/003821
Other languages
French (fr)
Other versions
WO2009050595A2 (en
Inventor
Lopez Ernesto Duran
Original Assignee
Medichem Sa
Lopez Ernesto Duran
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 Medichem Sa, Lopez Ernesto Duran filed Critical Medichem Sa
Publication of WO2009050595A2 publication Critical patent/WO2009050595A2/en
Publication of WO2009050595A3 publication Critical patent/WO2009050595A3/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D417/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00
    • C07D417/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings
    • C07D417/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group C07D415/00 containing two hetero rings linked by a chain containing hetero atoms as chain links
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
    • A61P3/00—Drugs for disorders of the metabolism
    • A61P3/08—Drugs for disorders of the metabolism for glucose homeostasis
    • A61P3/10—Drugs for disorders of the metabolism for glucose homeostasis for hyperglycaemia, e.g. antidiabetics

Abstract

The present invention relates to a process for preparing rosiglitazone maleate with a low content of undesired by-products.
PCT/IB2008/003821 2007-10-17 2008-10-17 An improved process for preparing a 2,4-thiazolidinedione derivative WO2009050595A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US98046607P 2007-10-17 2007-10-17
US60/980,466 2007-10-17

Publications (2)

Publication Number Publication Date
WO2009050595A2 WO2009050595A2 (en) 2009-04-23
WO2009050595A3 true WO2009050595A3 (en) 2009-07-30

Family

ID=40567867

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2008/003821 WO2009050595A2 (en) 2007-10-17 2008-10-17 An improved process for preparing a 2,4-thiazolidinedione derivative

Country Status (2)

Country Link
AR (1) AR068925A1 (en)
WO (1) WO2009050595A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102863436B (en) * 2012-06-19 2018-02-09 重庆医科大学 Tetrahydrothiazole diketone derivatives and its preparation and use

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5741803A (en) * 1992-09-05 1998-04-21 Smithkline Beecham Plc Substituted thiazolidinedionle derivatives
EP1854794A1 (en) * 2006-05-09 2007-11-14 Teva Pharmaceutical Industries Ltd. 2-N-{5-[[4-[2-(methyl-2-pyridinylamino) ethoxy] phenyl]methyl]-2-4-thiazolidinedione} butanedioic acid, methods of preparation and compositions with rosiglitazone maleate
US20070293546A1 (en) * 2006-06-15 2007-12-20 Srinivasula Reddy Maddula Preparation of rosiglitazone and its salts

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5741803A (en) * 1992-09-05 1998-04-21 Smithkline Beecham Plc Substituted thiazolidinedionle derivatives
EP1854794A1 (en) * 2006-05-09 2007-11-14 Teva Pharmaceutical Industries Ltd. 2-N-{5-[[4-[2-(methyl-2-pyridinylamino) ethoxy] phenyl]methyl]-2-4-thiazolidinedione} butanedioic acid, methods of preparation and compositions with rosiglitazone maleate
US20070293546A1 (en) * 2006-06-15 2007-12-20 Srinivasula Reddy Maddula Preparation of rosiglitazone and its salts

Also Published As

Publication number Publication date
WO2009050595A2 (en) 2009-04-23
AR068925A1 (en) 2009-12-16

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