FR2230613B1 - - Google Patents
Info
- Publication number
- FR2230613B1 FR2230613B1 FR7416637A FR7416637A FR2230613B1 FR 2230613 B1 FR2230613 B1 FR 2230613B1 FR 7416637 A FR7416637 A FR 7416637A FR 7416637 A FR7416637 A FR 7416637A FR 2230613 B1 FR2230613 B1 FR 2230613B1
- 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
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/75—Reactions with formaldehyde
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SU1923656 | 1973-05-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2230613A1 FR2230613A1 (fr) | 1974-12-20 |
| FR2230613B1 true FR2230613B1 (fr) | 1977-10-28 |
Family
ID=20554113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7416637A Expired FR2230613B1 (fr) | 1973-05-21 | 1974-05-14 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4222965A (fr) |
| DE (1) | DE2419276C3 (fr) |
| FR (1) | FR2230613B1 (fr) |
| GB (1) | GB1445297A (fr) |
| IT (1) | IT1018335B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3934293B2 (ja) * | 1999-11-05 | 2007-06-20 | 株式会社日本触媒 | アクリル酸の製造方法およびアクリル酸の製造装置 |
| DE102005010587A1 (de) * | 2005-03-08 | 2006-06-08 | Basf Ag | Verfahren zur Herstellung von Alkylestern der (Meth)acrylsäure |
| FR2954311B1 (fr) * | 2009-12-22 | 2012-02-03 | Arkema France | Procede de synthese perfectionne d'acroleine a partir de glycerol |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2609387A (en) * | 1948-12-01 | 1952-09-02 | Monsanto Chemicals | Removal of amine inhibitors from unsaturated monomers |
| US3267132A (en) * | 1964-06-22 | 1966-08-16 | Monsanto Co | Nitroso compounds as inhibitors of polymerization of unsaturated nitriles |
-
1974
- 1974-04-19 GB GB1717674A patent/GB1445297A/en not_active Expired
- 1974-04-22 DE DE2419276A patent/DE2419276C3/de not_active Expired
- 1974-05-14 FR FR7416637A patent/FR2230613B1/fr not_active Expired
- 1974-05-17 IT IT41598/74A patent/IT1018335B/it active
-
1976
- 1976-06-29 US US05/700,955 patent/US4222965A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1445297A (en) | 1976-08-11 |
| DE2419276A1 (de) | 1975-01-02 |
| FR2230613A1 (fr) | 1974-12-20 |
| US4222965A (en) | 1980-09-16 |
| DE2419276B2 (de) | 1979-07-12 |
| DE2419276C3 (de) | 1980-03-13 |
| IT1018335B (it) | 1977-09-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |