ES8302721A1 - Un procedimiento para la preparacion de derivados de cefa- losporina - Google Patents
Un procedimiento para la preparacion de derivados de cefa- losporinaInfo
- Publication number
- ES8302721A1 ES8302721A1 ES505718A ES505718A ES8302721A1 ES 8302721 A1 ES8302721 A1 ES 8302721A1 ES 505718 A ES505718 A ES 505718A ES 505718 A ES505718 A ES 505718A ES 8302721 A1 ES8302721 A1 ES 8302721A1
- Authority
- ES
- Spain
- Prior art keywords
- derivatives
- losporina
- cefa
- procedure
- 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.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/08—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles
- C07D249/10—1,2,4-Triazoles; Hydrogenated 1,2,4-triazoles with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D249/12—Oxygen or sulfur atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE DERIVADOS DE CEFALOSPORINA, DE SUS SALES DE ADICION DE ACIDO Y DE HIDRATOS DE LOS ESTERES, DE FORMULA (I), EN LA QUE X ES UNO DE LOS GRUPOS DE FORMULA (II) O (III); Y R ES EL ALQUILO INFERIOR. CONSISTE EN LA REACCION DE ESTERIFICACION DE ACIDOS CARBOXILICOS DE FORMULA (I) O DE SUS SALES, POR TRATAMIENTO CON EL HALURO CORRESPONDIENTE, ESPECIALMENTE EL YODURO. LA REACCION SE LLEVA A CABO EN UN DISOLVENTE ORGANICO INERTE, EN PRESENCIA DE UNA BASE COMO ACELERADOR DE LA REACCION, A UNA TEMPERATURA COMPRENDIDA ENTRE 0<025>C Y 40<025>C. ESTOS COMPUESTOS TIENEN APLICACIONES FARMACOLOGICAS PARA EL TRATAMIENTO Y PROFILAXIS DE ENFERMEDADES INFECCIOSAS.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US28416081A | 1981-07-17 | 1981-07-17 | |
| CH501881 | 1981-08-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ES505718A0 ES505718A0 (es) | 1983-02-01 |
| ES8302721A1 true ES8302721A1 (es) | 1983-02-01 |
Family
ID=25696765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES505718A Expired ES8302721A1 (es) | 1981-07-17 | 1981-09-23 | Un procedimiento para la preparacion de derivados de cefa- losporina |
Country Status (31)
| Country | Link |
|---|---|
| EP (1) | EP0070331A3 (es) |
| AT (1) | AT375373B (es) |
| AU (1) | AU7491481A (es) |
| BR (1) | BR8106093A (es) |
| CA (1) | CA1169853A (es) |
| CS (1) | CS701481A2 (es) |
| CU (1) | CU35528A (es) |
| DD (1) | DD201683A5 (es) |
| DE (1) | DE3134937A1 (es) |
| DK (1) | DK379681A (es) |
| ES (1) | ES8302721A1 (es) |
| FI (1) | FI812838A7 (es) |
| FR (1) | FR2509733A1 (es) |
| GB (1) | GB2101581B (es) |
| GR (1) | GR75024B (es) |
| IL (1) | IL63711A0 (es) |
| IN (1) | IN155426B (es) |
| IT (1) | IT1138195B (es) |
| MC (1) | MC1420A1 (es) |
| NL (1) | NL8104133A (es) |
| NO (1) | NO812942L (es) |
| NZ (1) | NZ198191A (es) |
| OA (1) | OA06901A (es) |
| PH (1) | PH17412A (es) |
| PL (1) | PL131752B1 (es) |
| PT (1) | PT73669B (es) |
| RO (1) | RO82723B (es) |
| SE (1) | SE8105628L (es) |
| SU (1) | SU1140688A3 (es) |
| YU (1) | YU217781A (es) |
| ZW (1) | ZW22181A1 (es) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115433137B (zh) * | 2022-04-15 | 2025-03-07 | 内蒙古京科医药科技有限公司 | 1-甲基-1，2，4-三氮唑-3-甲醇的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT8067851A0 (it) * | 1979-06-01 | 1980-05-30 | Sankyo Co | Derivati di cefalosporina sommini strabili per via orale e procedimento per la loro preparazione |
| CA1154009A (en) * | 1980-03-25 | 1983-09-20 | Roland Reiner | Cephalosporin derivatives |
-
1981
- 1981-08-26 DK DK379681A patent/DK379681A/da not_active Application Discontinuation
- 1981-08-26 AT AT0371781A patent/AT375373B/de not_active IP Right Cessation
- 1981-08-27 NZ NZ198191A patent/NZ198191A/en unknown
- 1981-08-28 GB GB08126329A patent/GB2101581B/en not_active Expired
- 1981-08-28 NO NO812942A patent/NO812942L/no unknown
- 1981-09-01 IL IL63711A patent/IL63711A0/xx unknown
- 1981-09-03 EP EP81106901A patent/EP0070331A3/de not_active Withdrawn
- 1981-09-03 AU AU74914/81A patent/AU7491481A/en not_active Abandoned
- 1981-09-03 IT IT8123775A patent/IT1138195B/it active
- 1981-09-03 DE DE19813134937 patent/DE3134937A1/de not_active Withdrawn
- 1981-09-07 NL NL8104133A patent/NL8104133A/nl not_active Application Discontinuation
- 1981-09-09 ZW ZW221/81A patent/ZW22181A1/xx unknown
- 1981-09-10 YU YU02177/81A patent/YU217781A/xx unknown
- 1981-09-10 PH PH26188A patent/PH17412A/en unknown
- 1981-09-11 FI FI812838A patent/FI812838A7/fi not_active Application Discontinuation
- 1981-09-14 PT PT73669A patent/PT73669B/pt unknown
- 1981-09-15 IN IN1031/CAL/81A patent/IN155426B/en unknown
- 1981-09-17 DD DD81233367A patent/DD201683A5/de unknown
- 1981-09-18 FR FR8117660A patent/FR2509733A1/fr active Pending
- 1981-09-19 OA OA57496A patent/OA06901A/xx unknown
- 1981-09-21 MC MC811541A patent/MC1420A1/fr unknown
- 1981-09-22 RO RO105369A patent/RO82723B/ro unknown
- 1981-09-23 SE SE8105628A patent/SE8105628L/xx not_active Application Discontinuation
- 1981-09-23 CA CA000386479A patent/CA1169853A/en not_active Expired
- 1981-09-23 BR BR8106093A patent/BR8106093A/pt unknown
- 1981-09-23 SU SU813336150A patent/SU1140688A3/ru active
- 1981-09-23 ES ES505718A patent/ES8302721A1/es not_active Expired
- 1981-09-23 PL PL1981233145A patent/PL131752B1/pl unknown
- 1981-09-23 CS CS817014A patent/CS701481A2/cs unknown
- 1981-09-24 CU CU8135528A patent/CU35528A/es unknown
- 1981-10-02 GR GR65970A patent/GR75024B/el unknown
Also Published As
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