BE786157A - Procede de preparation de l'anhydride - Google Patents
Procede de preparation de l'anhydrideInfo
- Publication number
- BE786157A BE786157A BE786157DA BE786157A BE 786157 A BE786157 A BE 786157A BE 786157D A BE786157D A BE 786157DA BE 786157 A BE786157 A BE 786157A
- Authority
- BE
- Belgium
- Prior art keywords
- preparation process
- anhydride preparation
- anhydride
- preparation
- Prior art date
Links
- 150000008064 anhydrides Chemical class 0.000 title 1
- 238000002360 preparation method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/72—Nitrogen atoms
- C07D213/74—Amino or imino radicals substituted by hydrocarbon or substituted hydrocarbon radicals
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D215/38—Nitrogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Plural Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1026571 | 1971-07-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE786157A true BE786157A (fr) | 1973-01-12 |
Family
ID=4361307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE786157D BE786157A (fr) | 1971-07-13 | Procede de preparation de l'anhydride |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US3818050A (fr) |
| JP (1) | JPS5243820B1 (fr) |
| BE (1) | BE786157A (fr) |
| CA (1) | CA993449A (fr) |
| CH (1) | CH547251A (fr) |
| DD (1) | DD99781A5 (fr) |
| DE (1) | DE2233862C3 (fr) |
| FR (1) | FR2145619B1 (fr) |
| GB (1) | GB1379795A (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60142561A (ja) * | 1983-12-28 | 1985-07-27 | Matsushita Electric Ind Co Ltd | 撮像装置の製造方法 |
| US4644069A (en) * | 1984-08-15 | 1987-02-17 | Ciba-Geigy Corporation | Process for the preparation of dimethylmaleic anhydride |
| JPH0657703B2 (ja) * | 1984-08-15 | 1994-08-03 | ローナー アクチエンゲゼルシャフト | 無水ジメチルマレイン酸の製造方法 |
| US5098982A (en) * | 1989-10-10 | 1992-03-24 | The B. F. Goodrich Company | Radiation curable thermoplastic polyurethanes |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL110578C (fr) * | 1958-11-07 |
-
0
- BE BE786157D patent/BE786157A/fr not_active IP Right Cessation
-
1971
- 1971-07-13 CH CH1026571A patent/CH547251A/xx not_active IP Right Cessation
-
1972
- 1972-06-22 US US00265405A patent/US3818050A/en not_active Expired - Lifetime
- 1972-06-26 CA CA145,667A patent/CA993449A/en not_active Expired
- 1972-07-07 JP JP47068120A patent/JPS5243820B1/ja active Pending
- 1972-07-10 GB GB3220872A patent/GB1379795A/en not_active Expired
- 1972-07-10 DE DE2233862A patent/DE2233862C3/de not_active Expired
- 1972-07-12 FR FR7225222A patent/FR2145619B1/fr not_active Expired
- 1972-07-13 DD DD164412A patent/DD99781A5/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH547251A (de) | 1974-03-29 |
| FR2145619B1 (fr) | 1975-06-20 |
| DE2233862B2 (de) | 1977-11-17 |
| US3818050A (en) | 1974-06-18 |
| DD99781A5 (fr) | 1973-08-20 |
| CA993449A (en) | 1976-07-20 |
| DE2233862A1 (de) | 1973-02-15 |
| DE2233862C3 (de) | 1978-07-06 |
| GB1379795A (en) | 1975-01-08 |
| JPS5243820B1 (fr) | 1977-11-02 |
| FR2145619A1 (fr) | 1973-02-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE793163A (fr) | Procede de sechage d'ethers | |
| BE764883A (fr) | Procede de preparation d'hydrogenosilanes | |
| BE792879A (fr) | Procede d'isolement de l'anhydride maleique | |
| CH546788A (fr) | Procede de preparation d'agents anti-inflammatoires. | |
| BE786518A (fr) | Procede de preparation d'oxa-bicyclo-alcenes | |
| BE785344A (fr) | Procede de preparation d'alcenyl-silanes | |
| BE786156A (fr) | Procede de preparation de l'anhydride | |
| BE783762A (fr) | Procede de preparation d'hypophosphites | |
| BE786329A (fr) | Procede de preparation de polyurethannes | |
| CH550187A (fr) | Procede de preparation de l'eburnamonine. | |
| BE786986A (fr) | Procede de preparation du 2-chloro-butadiene-1,3 | |
| BE802306A (fr) | Procede de preparation d'agregats | |
| BE786157A (fr) | Procede de preparation de l'anhydride | |
| BE792804A (fr) | Procede de preparation d'hydroxocobalticorrinoide | |
| BE778075A (fr) | Procede de preparation d'hydroxy- 6 chromannes | |
| BE787990A (fr) | Procede de preparation de peroxydiesters | |
| BE790056A (fr) | Procede de preparation de 1, 1'-dianthraquinonyles | |
| BE789485R (fr) | Procede perfectionne de preparation de l'anhydride | |
| BE781275A (fr) | Procede de preparation d'o-aminobenzonitriles | |
| BE791326A (fr) | Procede d'esterification | |
| BE778852A (fr) | Procede de preparation d'aminoaryl-urees et d'aminoaryl-thio-urees | |
| BE764210A (fr) | Procede de preparation d'alcoyl-silanes | |
| BE792486R (fr) | Procede de preparation | |
| BE786177R (fr) | Procede de preparation | |
| BE767309A (fr) | Procede de preparation des flavone-7-oxyacetates d'alcoyle inferieur |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: CIBA-GEIGY A.G. Effective date: 19910731 |