AT378370B - Verfahren zur herstellung von halbsynthetischen cephalosporinen - Google Patents
Verfahren zur herstellung von halbsynthetischen cephalosporinenInfo
- Publication number
- AT378370B AT378370B AT0275082A AT275082A AT378370B AT 378370 B AT378370 B AT 378370B AT 0275082 A AT0275082 A AT 0275082A AT 275082 A AT275082 A AT 275082A AT 378370 B AT378370 B AT 378370B
- Authority
- AT
- Austria
- Prior art keywords
- cephalosporines
- synthetic
- producing semi
- semi
- producing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D501/00—Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula:, e.g. cephalosporins; Such ring systems being further condensed, e.g. 2,3-condensed with an oxygen-, nitrogen- or sulfur-containing hetero ring
- C07D501/14—Compounds having a nitrogen atom directly attached in position 7
- C07D501/16—Compounds having a nitrogen atom directly attached in position 7 with a double bond between positions 2 and 3
- C07D501/20—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids
- C07D501/22—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| YU1898/81A YU44832B (en) | 1981-08-03 | 1981-08-03 | Process for preparing semisynthetic cephalosporins |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA275082A ATA275082A (de) | 1984-12-15 |
| AT378370B true AT378370B (de) | 1985-07-25 |
Family
ID=25556035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT0275082A AT378370B (de) | 1981-08-03 | 1982-07-15 | Verfahren zur herstellung von halbsynthetischen cephalosporinen |
Country Status (5)
| Country | Link |
|---|---|
| AT (1) | AT378370B (de) |
| CH (1) | CH656387A5 (de) |
| DE (1) | DE3227841A1 (de) |
| GB (1) | GB2103211B (de) |
| YU (1) | YU44832B (de) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT332971B (de) * | 1973-09-13 | 1976-10-25 | Pfizer | Verfahren zur herstellung von neuen cephalosporinverbindungen |
| DE2620959A1 (de) * | 1975-12-05 | 1977-06-08 | Krka Farmacevtika Kemija | Verfahren zur herstellung von 7-(d-2-amino-3-phenylacetmido)-3- methyl-3-cephem-4-carbonsaeure |
| DE3012669A1 (de) * | 1979-12-07 | 1981-06-11 | Dobfar S.p.A., Vimercate, Milano | Verfahren zur herstellung von derivaten von 7-aminodesacetoxycephalosporansaeure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE793191A (fr) * | 1971-12-28 | 1973-06-22 | Toyama Chemical Co Ltd | Procede pour produire des acides 7-acylamido-3-cephem-4- carboxyliques |
| GB1472746A (en) * | 1973-07-05 | 1977-05-04 | Glaxo Lab Ltd | Cephalosporin compounds |
| GB1459807A (en) * | 1975-05-27 | 1976-12-31 | Proter Spa | Process for the production of 7-d-a-amino-phenyl-acetamido-3- desacetoxy-cephalosporanic acid |
| YU140880A (en) * | 1980-05-24 | 1983-02-28 | Pliva Pharm & Chem Works | Process for preparing amides by means of aminolysis of mixed anhydrides |
-
1981
- 1981-08-03 YU YU1898/81A patent/YU44832B/xx unknown
-
1982
- 1982-07-09 GB GB08220002A patent/GB2103211B/en not_active Expired
- 1982-07-15 AT AT0275082A patent/AT378370B/de not_active IP Right Cessation
- 1982-07-26 DE DE19823227841 patent/DE3227841A1/de not_active Ceased
- 1982-08-02 CH CH4658/82A patent/CH656387A5/de not_active IP Right Cessation
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT332971B (de) * | 1973-09-13 | 1976-10-25 | Pfizer | Verfahren zur herstellung von neuen cephalosporinverbindungen |
| DE2620959A1 (de) * | 1975-12-05 | 1977-06-08 | Krka Farmacevtika Kemija | Verfahren zur herstellung von 7-(d-2-amino-3-phenylacetmido)-3- methyl-3-cephem-4-carbonsaeure |
| DE3012669A1 (de) * | 1979-12-07 | 1981-06-11 | Dobfar S.p.A., Vimercate, Milano | Verfahren zur herstellung von derivaten von 7-aminodesacetoxycephalosporansaeure |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2103211A (en) | 1983-02-16 |
| CH656387A5 (de) | 1986-06-30 |
| GB2103211B (en) | 1985-08-21 |
| YU44832B (en) | 1991-04-30 |
| DE3227841A1 (de) | 1983-02-10 |
| ATA275082A (de) | 1984-12-15 |
| YU189881A (en) | 1983-09-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |