FR2296612B1 - - Google Patents
Info
- Publication number
- FR2296612B1 FR2296612B1 FR7421512A FR7421512A FR2296612B1 FR 2296612 B1 FR2296612 B1 FR 2296612B1 FR 7421512 A FR7421512 A FR 7421512A FR 7421512 A FR7421512 A FR 7421512A FR 2296612 B1 FR2296612 B1 FR 2296612B1
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/08—Preparation of carboxylic acids or their salts, halides or anhydrides from nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Indole Compounds (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/372,047 US3944598A (en) | 1973-06-21 | 1973-06-21 | Production of amine salts of carboxylic acids |
| US05/436,861 US3931243A (en) | 1973-06-21 | 1974-01-28 | Production of phthalic anhydride |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2296612A1 FR2296612A1 (fr) | 1976-07-30 |
| FR2296612B1 true FR2296612B1 (enExample) | 1978-03-31 |
Family
ID=27005621
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7421512A Granted FR2296612A1 (fr) | 1973-06-21 | 1974-06-20 | Procede d'hydrolyse d'un compose choisi parmi les nitriles, les imides, les amides et leurs melanges |
| FR7441613A Granted FR2296630A1 (fr) | 1973-06-21 | 1974-12-17 | Procede de preparation d'anhydrides d'acides carboxyliques |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7441613A Granted FR2296630A1 (fr) | 1973-06-21 | 1974-12-17 | Procede de preparation d'anhydrides d'acides carboxyliques |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3931243A (enExample) |
| JP (1) | JPS5844670B2 (enExample) |
| DE (1) | DE2429632A1 (enExample) |
| FR (2) | FR2296612A1 (enExample) |
| GB (1) | GB1472530A (enExample) |
| NL (1) | NL7408413A (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4329496A (en) * | 1981-04-03 | 1982-05-11 | General Electric Company | Method for making aromatic bis(ether phthalic acid) or aromatic bis(ether anhydride) |
| US4571426A (en) * | 1984-08-31 | 1986-02-18 | Chemische Werke Huls Ag | Process for the production of maleic anhydride |
| US4562264A (en) * | 1984-08-31 | 1985-12-31 | Chemische Werke Huls Aktiengesellschaft | Process for the recovery of five-membered ring dicarboxylic acid anhydrides |
| TW375594B (en) * | 1995-03-08 | 1999-12-01 | Daicel Chem | Process for producing a carboxylic acid |
| US6037476A (en) * | 1999-04-06 | 2000-03-14 | Albemarle Corporation | Process for making cyclic imides |
| JP2005281175A (ja) * | 2004-03-29 | 2005-10-13 | Asahi Kasei Chemicals Corp | 多価カルボン酸製造方法 |
| JP2005289851A (ja) * | 2004-03-31 | 2005-10-20 | Asahi Kasei Chemicals Corp | 多価カルボン酸エステル製造方法 |
| FR2993559B1 (fr) * | 2012-07-19 | 2014-08-15 | Rhodia Operations | Procede de preparation de composes diacides |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2499055A (en) * | 1946-04-02 | 1950-02-28 | Allied Chem & Dye Corp | Production of nitriles |
| US2478464A (en) * | 1947-08-15 | 1949-08-09 | Socony Vacuum Oil Co Inc | Production of aromatic nitriles |
| US2657230A (en) * | 1952-09-17 | 1953-10-27 | Du Pont | Resolution of lysine |
| US3403170A (en) * | 1966-05-09 | 1968-09-24 | Koppers Co Inc | Process for the preparation of hexahydrophthalic acid and anhydride |
-
1974
- 1974-01-28 US US05/436,861 patent/US3931243A/en not_active Expired - Lifetime
- 1974-06-20 DE DE2429632A patent/DE2429632A1/de not_active Withdrawn
- 1974-06-20 GB GB2740374A patent/GB1472530A/en not_active Expired
- 1974-06-20 FR FR7421512A patent/FR2296612A1/fr active Granted
- 1974-06-20 JP JP49071237A patent/JPS5844670B2/ja not_active Expired
- 1974-06-21 NL NL7408413A patent/NL7408413A/xx not_active Application Discontinuation
- 1974-12-17 FR FR7441613A patent/FR2296630A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2429632A1 (de) | 1975-01-16 |
| GB1472530A (en) | 1977-05-04 |
| JPS5844670B2 (ja) | 1983-10-04 |
| JPS5019710A (enExample) | 1975-03-01 |
| NL7408413A (enExample) | 1974-12-24 |
| FR2296612A1 (fr) | 1976-07-30 |
| US3931243A (en) | 1976-01-06 |
| FR2296630B1 (enExample) | 1978-02-24 |
| FR2296630A1 (fr) | 1976-07-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |