PL335635A1 - 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 - Google Patents
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-oneInfo
- Publication number
- PL335635A1 PL335635A1 PL33563599A PL33563599A PL335635A1 PL 335635 A1 PL335635 A1 PL 335635A1 PL 33563599 A PL33563599 A PL 33563599A PL 33563599 A PL33563599 A PL 33563599A PL 335635 A1 PL335635 A1 PL 335635A1
- Authority
- PL
- Poland
- Prior art keywords
- pyrimidyn
- ylsulphonyl
- methylpiperazin
- pyrazole
- dihydro
- Prior art date
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)
Priority Applications (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 |
AU75631/00A AU7563100A (en) | 1999-09-27 | 2000-09-26 | Method of preparation of sildenafil |
PCT/PL2000/000065 WO2001022918A2 (en) | 1999-09-27 | 2000-09-26 | Method of preparation of sildenafil |
Applications Claiming Priority (1)
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 |
Publications (2)
Publication Number | Publication Date |
---|---|
PL335635A1 true PL335635A1 (en) | 2001-04-09 |
PL195421B1 PL195421B1 (en) | 2007-09-28 |
Family
ID=20075157
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
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 |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU7563100A (en) |
PL (1) | PL195421B1 (en) |
WO (1) | WO2001022918A2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6730786B2 (en) * | 2000-06-22 | 2004-05-04 | Pfizer Inc | Process for the preparation of pyrazolopyrimidinones |
-
1999
- 1999-09-27 PL PL335635A patent/PL195421B1/en unknown
-
2000
- 2000-09-26 WO PCT/PL2000/000065 patent/WO2001022918A2/en active Application Filing
- 2000-09-26 AU AU75631/00A patent/AU7563100A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2001022918A2 (en) | 2001-04-05 |
AU7563100A (en) | 2001-04-30 |
PL195421B1 (en) | 2007-09-28 |
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