BE761388A - Procede de preparation d'intermediaires chimiques - Google Patents
Procede de preparation d'intermediaires chimiquesInfo
- Publication number
- BE761388A BE761388A BE761388A BE761388A BE761388A BE 761388 A BE761388 A BE 761388A BE 761388 A BE761388 A BE 761388A BE 761388 A BE761388 A BE 761388A BE 761388 A BE761388 A BE 761388A
- Authority
- BE
- Belgium
- Prior art keywords
- preparing chemical
- intermediaries
- chemical intermediaries
- preparing
- chemical
- 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
- C07D501/02—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Cephalosporin Compounds (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US242670A | 1970-01-12 | 1970-01-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE761388A true BE761388A (fr) | 1971-07-08 |
Family
ID=21700704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE761388A BE761388A (fr) | 1970-01-12 | 1971-01-08 | Procede de preparation d'intermediaires chimiques |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5212199B1 (fr) |
| BE (1) | BE761388A (fr) |
| CH (1) | CH550201A (fr) |
| DE (1) | DE2101221A1 (fr) |
| FR (1) | FR2077592B1 (fr) |
| GB (1) | GB1332722A (fr) |
| NL (1) | NL7100231A (fr) |
| ZA (1) | ZA708707B (fr) |
-
1970
- 1970-12-29 ZA ZA708707A patent/ZA708707B/xx unknown
- 1970-12-30 JP JP45123137A patent/JPS5212199B1/ja active Pending
-
1971
- 1971-01-08 GB GB106671A patent/GB1332722A/en not_active Expired
- 1971-01-08 NL NL7100231A patent/NL7100231A/xx unknown
- 1971-01-08 BE BE761388A patent/BE761388A/fr unknown
- 1971-01-11 FR FR717100689A patent/FR2077592B1/fr not_active Expired
- 1971-01-12 DE DE19712101221 patent/DE2101221A1/de active Pending
- 1971-01-12 CH CH38971A patent/CH550201A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| NL7100231A (fr) | 1971-07-14 |
| JPS5212199B1 (fr) | 1977-04-05 |
| GB1332722A (en) | 1973-10-03 |
| CH550201A (de) | 1974-06-14 |
| ZA708707B (en) | 1971-10-27 |
| DE2101221A1 (de) | 1971-09-02 |
| FR2077592B1 (fr) | 1973-06-08 |
| FR2077592A1 (fr) | 1971-10-29 |
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