BE758447A - Procede de fabrication de monoanhydrides d'acides au moins tetracarboxyliques - Google Patents
Procede de fabrication de monoanhydrides d'acides au moins tetracarboxyliquesInfo
- Publication number
- BE758447A BE758447A BE758447DA BE758447A BE 758447 A BE758447 A BE 758447A BE 758447D A BE758447D A BE 758447DA BE 758447 A BE758447 A BE 758447A
- Authority
- BE
- Belgium
- Prior art keywords
- monoanhydrides
- manufacturing process
- tetracarboxylic acids
- tetracarboxylic
- acids
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Furan Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR6939821A FR2067871A5 (es) | 1969-11-19 | 1969-11-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE758447A true BE758447A (fr) | 1971-05-04 |
Family
ID=9043317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE758447D BE758447A (fr) | 1969-11-19 | Procede de fabrication de monoanhydrides d'acides au moins tetracarboxyliques |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE758447A (es) |
| CH (1) | CH521936A (es) |
| DE (1) | DE2056937A1 (es) |
| ES (1) | ES385694A1 (es) |
| FR (1) | FR2067871A5 (es) |
| GB (1) | GB1312279A (es) |
| LU (1) | LU62016A1 (es) |
| NL (1) | NL7016835A (es) |
-
0
- BE BE758447D patent/BE758447A/xx unknown
-
1969
- 1969-11-19 FR FR6939821A patent/FR2067871A5/fr not_active Expired
-
1970
- 1970-11-06 LU LU62016D patent/LU62016A1/xx unknown
- 1970-11-17 NL NL7016835A patent/NL7016835A/xx unknown
- 1970-11-18 CH CH1708270A patent/CH521936A/fr not_active IP Right Cessation
- 1970-11-18 GB GB5490170A patent/GB1312279A/en not_active Expired
- 1970-11-19 ES ES385694A patent/ES385694A1/es not_active Expired
- 1970-11-19 DE DE19702056937 patent/DE2056937A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL7016835A (es) | 1971-05-24 |
| FR2067871A5 (es) | 1971-08-20 |
| GB1312279A (en) | 1973-04-04 |
| LU62016A1 (es) | 1971-08-09 |
| ES385694A1 (es) | 1973-04-01 |
| DE2056937A1 (de) | 1971-05-27 |
| CH521936A (fr) | 1972-04-30 |
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