AU7563100A - Method of preparation of sildenafil - Google Patents

Method of preparation of sildenafil

Info

Publication number
AU7563100A
AU7563100A AU75631/00A AU7563100A AU7563100A AU 7563100 A AU7563100 A AU 7563100A AU 75631/00 A AU75631/00 A AU 75631/00A AU 7563100 A AU7563100 A AU 7563100A AU 7563100 A AU7563100 A AU 7563100A
Authority
AU
Australia
Prior art keywords
sildenafil
preparation
Prior art date
Legal status (The legal status 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 status listed.)
Abandoned
Application number
AU75631/00A
Inventor
Osman Achmatowicz
Roman Balicki
Leszek Bober
Urszula Chmielowiec
Jadwiga Dzikowska
Cezariusz Falkowski
Anna Glowacka
Arnold Kempa
Justyna Landsberg
Stanislaw Magielka
Barbara Marczak
Zdzislaw Roznerski
Wieslaw Szelejewski
Maria Wysoczynska
Alicja Zaworska
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Instytut Farmaceutiyczny
Zaklady Farmaceutyczne Polpharma SA
Original Assignee
Instytut Farmaceutiyczny
Zaklady Farmaceutyczne Polpharma SA
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 Instytut Farmaceutiyczny, Zaklady Farmaceutyczne Polpharma SA filed Critical Instytut Farmaceutiyczny
Publication of AU7563100A publication Critical patent/AU7563100A/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
AU75631/00A 1999-09-27 2000-09-26 Method of preparation of sildenafil Abandoned AU7563100A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PL335635A PL195421B1 (en) 1999-09-27 1999-09-27 Method of obtaining 5-[2-ethoxy-5-(4-methylpiperazin-1-ylsulphonyl)phenyl]-1-methyl-3-n-propyl-1,6-dihydro-7-h-pyrazole[4,3-d]-pyrimidyn-7-one
PL335635 1999-09-27
PCT/PL2000/000065 WO2001022918A2 (en) 1999-09-27 2000-09-26 Method of preparation of sildenafil

Publications (1)

Publication Number Publication Date
AU7563100A true AU7563100A (en) 2001-04-30

Family

ID=20075157

Family Applications (1)

Application Number Title Priority Date Filing Date
AU75631/00A Abandoned AU7563100A (en) 1999-09-27 2000-09-26 Method of preparation of sildenafil

Country Status (3)

Country Link
AU (1) AU7563100A (en)
PL (1) PL195421B1 (en)
WO (1) WO2001022918A2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6730786B2 (en) 2000-06-22 2004-05-04 Pfizer Inc Process for the preparation of pyrazolopyrimidinones

Also Published As

Publication number Publication date
PL335635A1 (en) 2001-04-09
PL195421B1 (en) 2007-09-28
WO2001022918A2 (en) 2001-04-05

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase