GT199900223A - PIRAZOLO (4,3-D) PIRIMIDIN-7-ONAS AND ITS INTERMEDIARIES. - Google Patents
PIRAZOLO (4,3-D) PIRIMIDIN-7-ONAS AND ITS INTERMEDIARIES.Info
- Publication number
- GT199900223A GT199900223A GT199900223A GT199900223A GT199900223A GT 199900223 A GT199900223 A GT 199900223A GT 199900223 A GT199900223 A GT 199900223A GT 199900223 A GT199900223 A GT 199900223A GT 199900223 A GT199900223 A GT 199900223A
- Authority
- GT
- Guatemala
- Prior art keywords
- intermediaries
- pirazolo
- pirimidin
- onas
- preparation
- Prior art date
Links
Abstract
ESTA INVENCION SE REFIERE A UN PROCEDIMIENTO PARA LA PREPARACION DE 1[[3(6,7DIHIDRO1METIL7OXO3PROPIL1HPIRAZOLO[4,3D]PIRIMIDIN5IL)4ETOXIFENIL]SULFONIL4METILPIPERAZINA (CONOCIDO COMO SILDENAFILO VIAGRA (TM)) Y 1ETIL4{3[ETIL6,7DIHIDRO7OXO2(2PIRIDILMETIL)2HPIRAZOLO[4,3D]PIRIMIDIN5IL]4PROPOXIFENILSULFONIL}PIPERAZINA Y LOS INTERMEDIARIOS CLAVES PARA SU PREPARACION.THIS INVENTION REFERS TO A PROCEDURE FOR THE PREPARATION OF 1 [[3 (6,7DIHIDRO1METIL7OXO3PROPIL1HPIRAZOLO [4,3D] PIRIMIDIN5IL) 4ETOXIFENIL] SULFONIL4methylPIPERAZINA (KNOWN AS SILDENAFYLIDHYLOPHYL2HYL) (2) [4,3D] PIRIMIDIN5IL] 4PROPOXIFENILSULFONIL} PIPERAZINE AND KEY INTERMEDIARIES FOR PREPARATION.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GT199900223A GT199900223A (en) | 1999-12-23 | 1999-12-23 | PIRAZOLO (4,3-D) PIRIMIDIN-7-ONAS AND ITS INTERMEDIARIES. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GT199900223A GT199900223A (en) | 1999-12-23 | 1999-12-23 | PIRAZOLO (4,3-D) PIRIMIDIN-7-ONAS AND ITS INTERMEDIARIES. |
Publications (1)
Publication Number | Publication Date |
---|---|
GT199900223A true GT199900223A (en) | 2001-06-15 |
Family
ID=40458494
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GT199900223A GT199900223A (en) | 1999-12-23 | 1999-12-23 | PIRAZOLO (4,3-D) PIRIMIDIN-7-ONAS AND ITS INTERMEDIARIES. |
Country Status (1)
Country | Link |
---|---|
GT (1) | GT199900223A (en) |
-
1999
- 1999-12-23 GT GT199900223A patent/GT199900223A/en unknown
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