CH653328A5 - Process for the preparation of cimetidine A - Google Patents
Process for the preparation of cimetidine A Download PDFInfo
- Publication number
- CH653328A5 CH653328A5 CH109883A CH109883A CH653328A5 CH 653328 A5 CH653328 A5 CH 653328A5 CH 109883 A CH109883 A CH 109883A CH 109883 A CH109883 A CH 109883A CH 653328 A5 CH653328 A5 CH 653328A5
- Authority
- CH
- Switzerland
- Prior art keywords
- cimetidine
- agent
- precipitation
- aprotic solvent
- mixture
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/64—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms, e.g. histidine
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI820717A FI820717L (fi) | 1982-03-01 | 1982-03-01 | Foerfarande foer framstaellning av a-form av simetidin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH653328A5 true CH653328A5 (en) | 1985-12-31 |
Family
ID=8515158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH109883A CH653328A5 (en) | 1982-03-01 | 1983-02-28 | Process for the preparation of cimetidine A |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS58170768A (sv) |
| CH (1) | CH653328A5 (sv) |
| DK (1) | DK83883A (sv) |
| FI (1) | FI820717L (sv) |
| NL (1) | NL8300754A (sv) |
| PT (1) | PT76297B (sv) |
| SE (1) | SE8301068L (sv) |
-
1982
- 1982-03-01 FI FI820717A patent/FI820717L/fi not_active Application Discontinuation
-
1983
- 1983-02-24 DK DK83883A patent/DK83883A/da not_active Application Discontinuation
- 1983-02-25 SE SE8301068A patent/SE8301068L/sv not_active Application Discontinuation
- 1983-02-28 CH CH109883A patent/CH653328A5/de not_active IP Right Cessation
- 1983-02-28 JP JP58033661A patent/JPS58170768A/ja active Pending
- 1983-02-28 PT PT7629783A patent/PT76297B/pt unknown
- 1983-03-01 NL NL8300754A patent/NL8300754A/nl not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| DK83883A (da) | 1983-09-02 |
| PT76297A (en) | 1983-03-01 |
| SE8301068L (sv) | 1983-09-02 |
| NL8300754A (nl) | 1983-10-03 |
| JPS58170768A (ja) | 1983-10-07 |
| DK83883D0 (da) | 1983-02-24 |
| PT76297B (en) | 1985-11-20 |
| FI820717L (fi) | 1983-09-02 |
| SE8301068D0 (sv) | 1983-02-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |