BE779034A - Procede de preparation d'acides desacetoxy-cephalosporaniques - Google Patents
Procede de preparation d'acides desacetoxy-cephalosporaniquesInfo
- Publication number
- BE779034A BE779034A BE779034A BE779034A BE779034A BE 779034 A BE779034 A BE 779034A BE 779034 A BE779034 A BE 779034A BE 779034 A BE779034 A BE 779034A BE 779034 A BE779034 A BE 779034A
- Authority
- BE
- Belgium
- Prior art keywords
- desacetoxy
- preparing
- cephalosporanic acids
- cephalosporanic
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cephalosporin Compounds (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11769171A | 1971-02-22 | 1971-02-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE779034A true BE779034A (fr) | 1972-02-07 |
Family
ID=22374295
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE779034A BE779034A (fr) | 1971-02-22 | 1972-02-07 | Procede de preparation d'acides desacetoxy-cephalosporaniques |
Country Status (11)
Country | Link |
---|---|
US (1) | US3773761A (fr) |
AU (1) | AU453390B2 (fr) |
BE (1) | BE779034A (fr) |
CA (1) | CA986504A (fr) |
CH (1) | CH572061A5 (fr) |
DE (1) | DE2208354A1 (fr) |
FR (1) | FR2127612A5 (fr) |
GB (2) | GB1366211A (fr) |
IE (2) | IE36091B1 (fr) |
NL (1) | NL7201480A (fr) |
ZA (1) | ZA72332B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1022542A (en) * | 1973-01-09 | 1977-12-13 | Bruno Fechtig | Process for the manufacture of methylene compounds |
US4346219A (en) * | 1981-06-29 | 1982-08-24 | Eli Lilly And Company | Process for preparing desacetoxycephalosporanic acid |
-
1971
- 1971-02-22 US US00117691A patent/US3773761A/en not_active Expired - Lifetime
-
1972
- 1972-01-18 ZA ZA720332A patent/ZA72332B/xx unknown
- 1972-01-28 CA CA133384A patent/CA986504A/en not_active Expired
- 1972-02-03 AU AU38643/72A patent/AU453390B2/en not_active Expired
- 1972-02-04 NL NL7201480A patent/NL7201480A/xx unknown
- 1972-02-07 BE BE779034A patent/BE779034A/fr unknown
- 1972-02-14 FR FR7204814A patent/FR2127612A5/fr not_active Expired
- 1972-02-16 IE IE2095/74*A patent/IE36091B1/xx unknown
- 1972-02-16 IE IE194/72A patent/IE36090B1/xx unknown
- 1972-02-21 CH CH242172A patent/CH572061A5/xx not_active IP Right Cessation
- 1972-02-22 GB GB800472A patent/GB1366211A/en not_active Expired
- 1972-02-22 DE DE19722208354 patent/DE2208354A1/de active Pending
- 1972-02-22 GB GB2106273A patent/GB1366212A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AU3864372A (en) | 1973-08-09 |
IE36090B1 (en) | 1976-08-18 |
GB1366212A (en) | 1974-09-11 |
IE36091B1 (en) | 1976-08-18 |
US3773761A (en) | 1973-11-20 |
NL7201480A (fr) | 1972-08-24 |
DE2208354A1 (fr) | 1972-11-02 |
GB1366211A (en) | 1974-09-11 |
CA986504A (en) | 1976-03-30 |
ZA72332B (en) | 1972-09-27 |
FR2127612A5 (fr) | 1972-10-13 |
AU453390B2 (en) | 1974-09-13 |
IE36091L (en) | 1972-08-22 |
CH572061A5 (fr) | 1976-01-30 |
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