CA1215976A - Nouvelle methode pour la synthese d'imidazorifamycines - Google Patents
Nouvelle methode pour la synthese d'imidazorifamycinesInfo
- Publication number
- CA1215976A CA1215976A CA000480320A CA480320A CA1215976A CA 1215976 A CA1215976 A CA 1215976A CA 000480320 A CA000480320 A CA 000480320A CA 480320 A CA480320 A CA 480320A CA 1215976 A CA1215976 A CA 1215976A
- Authority
- CA
- Canada
- Prior art keywords
- alkyl
- pyridine
- amino
- rifamycin
- methyl
- 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.)
- Expired
Links
Landscapes
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT03464/84A IT1199375B (it) | 1984-05-15 | 1984-05-15 | Processo per la preparazione di imidazo rifamicine |
| IT03465/84A IT1199376B (it) | 1984-05-15 | 1984-05-15 | Processo per la preparazione di imidazo-rifamicine |
| IT3465A/84 | 1984-05-15 | ||
| IT3464A/84 | 1984-05-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1215976A true CA1215976A (fr) | 1986-12-30 |
Family
ID=26325399
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000480320A Expired CA1215976A (fr) | 1984-05-15 | 1985-04-29 | Nouvelle methode pour la synthese d'imidazorifamycines |
Country Status (9)
| Country | Link |
|---|---|
| AR (1) | AR242795A1 (fr) |
| AT (1) | AT386829B (fr) |
| CA (1) | CA1215976A (fr) |
| DK (1) | DK160829C (fr) |
| ES (1) | ES8603490A1 (fr) |
| FI (1) | FI83874C (fr) |
| GR (1) | GR851146B (fr) |
| NO (1) | NO164030C (fr) |
| PT (1) | PT80447B (fr) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7709634B2 (en) | 2007-09-20 | 2010-05-04 | Apotex Pharmachem Inc. | Amorphous form of rifaximin and processes for its preparation |
| WO2010067072A1 (fr) | 2008-12-10 | 2010-06-17 | Cipla Limited | Complexes de rifaximine |
| US7902206B2 (en) | 2003-11-07 | 2011-03-08 | Alfa Wassermann, S.P.A. | Polymorphic forms α, β and γ of rifaximin |
| US7906542B2 (en) | 2004-11-04 | 2011-03-15 | Alfa Wassermann, S.P.A. | Pharmaceutical compositions comprising polymorphic forms α, β, and γ of rifaximin |
| US7915275B2 (en) | 2003-11-07 | 2011-03-29 | Alfa Wassermann, S.P.A. | Use of polymorphic forms of rifaximin for medical preparations |
| US8193196B2 (en) | 2005-03-03 | 2012-06-05 | Alfa Wassermann, S.P.A. | Polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations |
| US8633234B2 (en) | 2006-09-22 | 2014-01-21 | Cipla Limited | Rifaximin |
| US9452157B2 (en) | 2012-07-06 | 2016-09-27 | Alfa Wassermann S.P.A | Pharmaceutical compositions comprising rifaximin and amino acids, preparation methods and use thereof |
| EP3134415A4 (fr) * | 2014-04-19 | 2017-10-25 | Granules India Limited | Procédé amélioré pour la préparation de dérivés de la rifamycine |
| US10428086B2 (en) | 2014-05-12 | 2019-10-01 | Alfasigma S.P.A. | Solvated crystal form of rifaximin, production, compositions and uses thereof |
| US10556915B2 (en) | 2014-03-31 | 2020-02-11 | Euticals Spa | Polymorphic mixture of Rifaximin and its use for the preparation of solid formulations |
-
1985
- 1985-04-29 CA CA000480320A patent/CA1215976A/fr not_active Expired
- 1985-05-13 PT PT8044785A patent/PT80447B/pt unknown
- 1985-05-13 GR GR851146A patent/GR851146B/el unknown
- 1985-05-14 DK DK214585A patent/DK160829C/da not_active IP Right Cessation
- 1985-05-14 ES ES543116A patent/ES8603490A1/es not_active Expired
- 1985-05-14 FI FI851908A patent/FI83874C/fi not_active IP Right Cessation
- 1985-05-14 NO NO851920A patent/NO164030C/no unknown
- 1985-05-14 AT AT145085A patent/AT386829B/de not_active IP Right Cessation
- 1985-05-15 AR AR30038685A patent/AR242795A1/es active
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8173801B2 (en) | 2003-11-07 | 2012-05-08 | Alfa Wassermann, S.P.A. | Processes for the production of polymorphic forms of rifaximin |
| US8404704B2 (en) | 2003-11-07 | 2013-03-26 | Alfa Wassermann S.P.A. | Use of polymorphic forms of rifaximin for medical preparations |
| US7902206B2 (en) | 2003-11-07 | 2011-03-08 | Alfa Wassermann, S.P.A. | Polymorphic forms α, β and γ of rifaximin |
| US7915275B2 (en) | 2003-11-07 | 2011-03-29 | Alfa Wassermann, S.P.A. | Use of polymorphic forms of rifaximin for medical preparations |
| US8158781B2 (en) | 2003-11-07 | 2012-04-17 | Alfa Wassermann, S.P.A. | Polymorphic forms α, β and γ of rifaximin |
| US8158644B2 (en) | 2003-11-07 | 2012-04-17 | Alfa Wassermann, S.P.A. | Pharmaceutical compositions comprising polymorphic forms α, β, and γ of rifaximin |
| US7906542B2 (en) | 2004-11-04 | 2011-03-15 | Alfa Wassermann, S.P.A. | Pharmaceutical compositions comprising polymorphic forms α, β, and γ of rifaximin |
| US8518949B2 (en) | 2005-03-03 | 2013-08-27 | Alfa Wassermann S.P.A. | Polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations |
| US8193196B2 (en) | 2005-03-03 | 2012-06-05 | Alfa Wassermann, S.P.A. | Polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations |
| US10703763B2 (en) | 2005-03-03 | 2020-07-07 | Alfasigma S.P.A. | Polymorphous forms of rifaximin, processes for their production and use thereof in the medicinal preparations |
| US8633234B2 (en) | 2006-09-22 | 2014-01-21 | Cipla Limited | Rifaximin |
| US7709634B2 (en) | 2007-09-20 | 2010-05-04 | Apotex Pharmachem Inc. | Amorphous form of rifaximin and processes for its preparation |
| US8916193B2 (en) | 2008-12-10 | 2014-12-23 | Cipla Limited | Rifaximin complexes |
| WO2010067072A1 (fr) | 2008-12-10 | 2010-06-17 | Cipla Limited | Complexes de rifaximine |
| US9452157B2 (en) | 2012-07-06 | 2016-09-27 | Alfa Wassermann S.P.A | Pharmaceutical compositions comprising rifaximin and amino acids, preparation methods and use thereof |
| US10556915B2 (en) | 2014-03-31 | 2020-02-11 | Euticals Spa | Polymorphic mixture of Rifaximin and its use for the preparation of solid formulations |
| US10745415B2 (en) | 2014-03-31 | 2020-08-18 | Amri Italy S.R.L. | Polymorphic mixture of Rifaximin and its use for the preparation of solid formulations |
| US10961257B2 (en) | 2014-03-31 | 2021-03-30 | Amri Italy S.R.L. | Polymorphic mixture of rifaximin and its use for the preparation of solid formulations |
| US11739099B2 (en) | 2014-03-31 | 2023-08-29 | Curia Ip Holdings, Llc | Polymorphic mixture of Rifaximin and its use for the preparation of solid formulations |
| EP3134415A4 (fr) * | 2014-04-19 | 2017-10-25 | Granules India Limited | Procédé amélioré pour la préparation de dérivés de la rifamycine |
| US10428086B2 (en) | 2014-05-12 | 2019-10-01 | Alfasigma S.P.A. | Solvated crystal form of rifaximin, production, compositions and uses thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DK214585D0 (da) | 1985-05-14 |
| PT80447A (en) | 1985-06-01 |
| ES543116A0 (es) | 1986-01-01 |
| ES8603490A1 (es) | 1986-01-01 |
| DK160829C (da) | 1991-10-07 |
| FI83874B (fi) | 1991-05-31 |
| FI851908L (fi) | 1985-11-16 |
| PT80447B (pt) | 1987-11-11 |
| NO164030C (no) | 1990-08-22 |
| ATA145085A (de) | 1988-03-15 |
| DK214585A (da) | 1985-11-16 |
| AR242795A1 (es) | 1993-05-31 |
| NO164030B (no) | 1990-05-14 |
| FI83874C (fi) | 1991-09-10 |
| DK160829B (da) | 1991-04-22 |
| FI851908A0 (fi) | 1985-05-14 |
| AT386829B (de) | 1988-10-25 |
| NO851920L (no) | 1985-11-18 |
| GR851146B (fr) | 1985-11-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |