BE805535A - Procede de deshydratation d'acide bis-maleamiques - Google Patents
Procede de deshydratation d'acide bis-maleamiquesInfo
- Publication number
- BE805535A BE805535A BE136235A BE136235A BE805535A BE 805535 A BE805535 A BE 805535A BE 136235 A BE136235 A BE 136235A BE 136235 A BE136235 A BE 136235A BE 805535 A BE805535 A BE 805535A
- Authority
- BE
- Belgium
- Prior art keywords
- bis
- dehydration process
- maleamic acid
- acid dehydration
- maleamic
- Prior art date
Links
- 230000018044 dehydration Effects 0.000 title 1
- 238000006297 dehydration reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/44—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members
- C07D207/444—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5
- C07D207/448—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5 with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms, e.g. maleimide
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D207/44—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members
- C07D207/444—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5
- C07D207/448—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5 with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms, e.g. maleimide
- C07D207/452—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having three double bonds between ring members or between ring members and non-ring members having two doubly-bound oxygen atoms directly attached in positions 2 and 5 with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms, e.g. maleimide with hydrocarbon radicals, substituted by hetero atoms, directly attached to the ring nitrogen atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyrrole Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7234822A FR2201289B1 (xx) | 1972-10-02 | 1972-10-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE805535A true BE805535A (fr) | 1974-04-01 |
Family
ID=9105051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE136235A BE805535A (fr) | 1972-10-02 | 1973-10-01 | Procede de deshydratation d'acide bis-maleamiques |
Country Status (14)
| Country | Link |
|---|---|
| US (1) | US3975401A (xx) |
| JP (1) | JPS522913B2 (xx) |
| AU (1) | AU476132B2 (xx) |
| BE (1) | BE805535A (xx) |
| BR (1) | BR7307561D0 (xx) |
| CA (1) | CA1041999A (xx) |
| CH (1) | CH575393A5 (xx) |
| DE (1) | DE2349526C3 (xx) |
| FR (1) | FR2201289B1 (xx) |
| GB (1) | GB1407754A (xx) |
| IT (1) | IT998686B (xx) |
| LU (1) | LU68537A1 (xx) |
| NL (1) | NL178419C (xx) |
| SE (1) | SE381654B (xx) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5444011Y2 (xx) * | 1974-07-31 | 1979-12-18 | ||
| US4179444A (en) * | 1976-02-11 | 1979-12-18 | Ciba-Geigy Corporation | Process for the manufacture of iso-imides or mixtures of iso-imides and imides |
| CH597184A5 (xx) * | 1976-04-09 | 1978-03-31 | Ciba Geigy Ag | |
| US4154737A (en) * | 1976-05-05 | 1979-05-15 | E. I. Du Pont De Nemours And Company | Preparation of maleimides and dimaleimides |
| FR2400014A1 (fr) * | 1977-08-09 | 1979-03-09 | Rhone Poulenc Ind | Preparation d'oligoimides |
| FR2469421A1 (fr) | 1979-11-09 | 1981-05-22 | Rhone Poulenc Ind | Procede d'encapsulation de composants electroniques a l'aide d'une matiere moulable a base d'un prepolymere thermodurcissable |
| US4808646A (en) * | 1986-12-18 | 1989-02-28 | Monsanto Company | Maleimide-maleamic acid resin solution |
| GB8811985D0 (en) * | 1988-05-20 | 1988-06-22 | Bp Chem Int Ltd | Synthesis of bisimides |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3018290A (en) * | 1959-11-12 | 1962-01-23 | Union Carbide Corp | Preparation of maleimides |
| NL292628A (xx) * | 1962-05-17 | |||
| FR1536946A (fr) * | 1967-02-28 | 1968-09-02 | Rhodiaceta | Nouveaux composés bis maléamiques |
| BE754723A (fr) * | 1969-08-12 | 1971-02-11 | Rhone Poulenc Sa | Procede de preparation de |
-
1972
- 1972-10-02 FR FR7234822A patent/FR2201289B1/fr not_active Expired
-
1973
- 1973-09-24 NL NLAANVRAGE7313136,A patent/NL178419C/xx not_active IP Right Cessation
- 1973-09-28 US US05/401,603 patent/US3975401A/en not_active Expired - Lifetime
- 1973-09-28 JP JP48110065A patent/JPS522913B2/ja not_active Expired
- 1973-09-28 BR BR7561/73A patent/BR7307561D0/pt unknown
- 1973-09-28 AU AU60849/73A patent/AU476132B2/en not_active Expired
- 1973-10-01 CA CA182,324A patent/CA1041999A/en not_active Expired
- 1973-10-01 GB GB4569773A patent/GB1407754A/en not_active Expired
- 1973-10-01 BE BE136235A patent/BE805535A/xx not_active IP Right Cessation
- 1973-10-01 CH CH1399173A patent/CH575393A5/xx not_active IP Right Cessation
- 1973-10-01 SE SE7313355A patent/SE381654B/xx unknown
- 1973-10-01 LU LU68537A patent/LU68537A1/xx unknown
- 1973-10-02 IT IT29644/73A patent/IT998686B/it active
- 1973-10-02 DE DE2349526A patent/DE2349526C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| AU476132B2 (en) | 1976-09-09 |
| DE2349526B2 (de) | 1978-07-13 |
| CA1041999A (en) | 1978-11-07 |
| JPS4992054A (xx) | 1974-09-03 |
| SE381654B (sv) | 1975-12-15 |
| NL7313136A (xx) | 1974-04-04 |
| LU68537A1 (xx) | 1974-05-09 |
| DE2349526C3 (de) | 1979-03-15 |
| IT998686B (it) | 1976-02-20 |
| FR2201289A1 (xx) | 1974-04-26 |
| FR2201289B1 (xx) | 1975-03-14 |
| DE2349526A1 (de) | 1974-04-25 |
| CH575393A5 (xx) | 1976-05-14 |
| JPS522913B2 (xx) | 1977-01-25 |
| US3975401A (en) | 1976-08-17 |
| GB1407754A (en) | 1975-09-24 |
| BR7307561D0 (pt) | 1974-08-29 |
| AU6084973A (en) | 1975-04-10 |
| NL178419B (nl) | 1985-10-16 |
| NL178419C (nl) | 1986-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RE | Patent lapsed |
Owner name: RHONE-POULENC S.A. Effective date: 19891031 |