CH478135A - Verfahren zur Herstellung von Cephemonsäuren und deren Salzen - Google Patents
Verfahren zur Herstellung von Cephemonsäuren und deren SalzenInfo
- Publication number
- CH478135A CH478135A CH1758765A CH1758765A CH478135A CH 478135 A CH478135 A CH 478135A CH 1758765 A CH1758765 A CH 1758765A CH 1758765 A CH1758765 A CH 1758765A CH 478135 A CH478135 A CH 478135A
- Authority
- CH
- Switzerland
- Prior art keywords
- cephemonic
- salts
- acids
- production
- cephemonic acids
- Prior art date
Links
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
- C07D501/02—Preparation
- C07D501/04—Preparation from compounds already containing the ring or condensed ring systems, e.g. by dehydrogenation of the ring, by introduction, elimination or modification of substituents
-
- 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
- C07D501/24—7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with hydrocarbon radicals, substituted by hetero atoms or hetero rings, attached in position 3
- C07D501/26—Methylene radicals, substituted by oxygen atoms; Lactones thereof with the 2-carboxyl group
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB52288/64A GB1141293A (en) | 1964-12-23 | 1964-12-23 | Cephemoic acids and derivatives thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH478135A true CH478135A (de) | 1969-09-15 |
Family
ID=10463355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1758765A CH478135A (de) | 1964-12-23 | 1965-12-21 | Verfahren zur Herstellung von Cephemonsäuren und deren Salzen |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3532694A (de) |
| AT (1) | AT269352B (de) |
| BE (1) | BE674255A (de) |
| CH (1) | CH478135A (de) |
| DE (1) | DE1545927A1 (de) |
| FR (1) | FR1461230A (de) |
| GB (1) | GB1141293A (de) |
| NL (1) | NL149176B (de) |
| SE (1) | SE351654B (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2073304B1 (de) * | 1969-09-22 | 1974-08-30 | Yamanouchi Pharma Co Ltd | |
| US3864338A (en) * | 1970-08-11 | 1975-02-04 | Squibb & Sons Inc | Process for the preparation of {66 {hu 2{b -cephalosporin aldehydes |
| SE412238B (sv) * | 1971-05-24 | 1980-02-25 | Ciba Geigy | Forfarande for framstellning av 7 beta-amino-cefem-4-karboxylsyraforeningar genom dekarbonylering av en 3-formyl-cefem-4-karboxylsyraforening |
| ES436565A1 (es) * | 1974-06-05 | 1977-04-01 | Bristol Myers Co | Un procedimiento para la preparacion de acidos acetamidope- nicilanicos. |
| GB1571989A (en) * | 1976-10-08 | 1980-07-23 | Glaxo Lab Ltd | Manufacture of 3-hydroxymethyl cephalosporin compounds |
| JPS58167595A (ja) * | 1982-03-15 | 1983-10-03 | グラクソ・グル−プ・リミテツド | セフアロスポリン化合物 |
| US4584371A (en) * | 1984-03-01 | 1986-04-22 | The Upjohn Company | Catalytic process for preparing 3-ester-methyl cephalosporins from desacetyl-7-aminocephalosporanic acid |
| US4908444A (en) * | 1986-01-23 | 1990-03-13 | Takeda Chemical Industries, Ltd. | Method of producing cephem compounds |
| US5066800A (en) * | 1990-04-27 | 1991-11-19 | Hoffmann-La Roche Inc. | Qunoline intermediates useful therein for synthesizing antibacterial compounds |
| US5112967A (en) * | 1990-04-27 | 1992-05-12 | Hoffmann-La Roches Inc. | Process for synthesizing antibacterial cephalosporin compounds |
| US5221739A (en) * | 1992-01-09 | 1993-06-22 | Eli Lilly And Company | Acetylation of 3-hydroxymethyl cephalosporins |
| US5512454A (en) * | 1994-02-03 | 1996-04-30 | Bristol-Myers Squibb Company | Enzymatic acylation of 3-hydroxymethyl cephalosporins |
| HUP0100162A3 (en) * | 1997-10-30 | 2002-02-28 | Bristol Myers Squibb Co | Chemical acetylation of desacetyl-cephalosporins |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1012943A (en) * | 1961-05-16 | 1965-12-15 | Glaxo Lab Ltd | Improvements in or relating to antibiotics |
| US3270009A (en) * | 1961-08-23 | 1966-08-30 | Lilly Co Eli | Carbocyclic-substituted aliphatic cephalosporins |
-
1964
- 1964-12-23 GB GB52288/64A patent/GB1141293A/en not_active Expired
-
1965
- 1965-12-13 US US513595A patent/US3532694A/en not_active Expired - Lifetime
- 1965-12-21 SE SE16554/65A patent/SE351654B/xx unknown
- 1965-12-21 CH CH1758765A patent/CH478135A/de not_active IP Right Cessation
- 1965-12-22 NL NL656516708A patent/NL149176B/xx unknown
- 1965-12-23 AT AT1162365A patent/AT269352B/de active
- 1965-12-23 FR FR43470A patent/FR1461230A/fr not_active Expired
- 1965-12-23 BE BE674255D patent/BE674255A/xx unknown
- 1965-12-23 DE DE19651545927 patent/DE1545927A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3532694A (en) | 1970-10-06 |
| FR1461230A (fr) | 1966-12-10 |
| AT269352B (de) | 1969-03-10 |
| SE351654B (de) | 1972-12-04 |
| DE1545927A1 (de) | 1970-01-22 |
| BE674255A (de) | 1966-06-23 |
| NL149176B (nl) | 1976-04-15 |
| GB1141293A (en) | 1969-01-29 |
| NL6516708A (de) | 1966-06-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |