FR2314169B1 - - Google Patents
Info
- Publication number
- FR2314169B1 FR2314169B1 FR7617688A FR7617688A FR2314169B1 FR 2314169 B1 FR2314169 B1 FR 2314169B1 FR 7617688 A FR7617688 A FR 7617688A FR 7617688 A FR7617688 A FR 7617688A FR 2314169 B1 FR2314169 B1 FR 2314169B1
- 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
- C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
- C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
-
- 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
- C07C45/002—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by dehydrogenation
-
- 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
- C07C45/83—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation by extractive distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
|---|---|---|---|
| DE19752526748 DE2526748C3 (de) | 1975-06-14 | 1975-06-14 | Verfahren zur Reindarstellung von Alkoxyacetonen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2314169A1 FR2314169A1 (fr) | 1977-01-07 |
| FR2314169B1 true FR2314169B1 (it) | 1979-06-22 |
Family
ID=5949178
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7617688A Granted FR2314169A1 (fr) | 1975-06-14 | 1976-06-11 | Procede perfectionne pour isoler des alcoxyacetones de melanges contenant egalement des alcoxypropanols |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS52216A (it) |
| CH (1) | CH599084A5 (it) |
| DE (1) | DE2526748C3 (it) |
| FR (1) | FR2314169A1 (it) |
| GB (1) | GB1541105A (it) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4229262A (en) * | 1977-08-05 | 1980-10-21 | Union Carbide Corporation | Process for separating alkoxyketone compounds from the corresponding 1-alkoxy-2-alkanol compound |
| US4153516A (en) * | 1977-08-05 | 1979-05-08 | Union Carbide Corporation | Process for separating alkoxyketone compounds from the corresponding 1-alkoxy-2-alkanol compound |
| US4431493A (en) * | 1982-09-27 | 1984-02-14 | The Dow Chemical Company | Electrochemical preparation of ether ketones from (poly)propylene glycol monoethers |
| US4879119A (en) * | 1984-02-21 | 1989-11-07 | Yamanouchi Pharmaceutical Co., Ltd. | Patch |
| US5407977A (en) * | 1993-04-20 | 1995-04-18 | The Dow Chemical Company | Solvent system |
| GB9315526D0 (en) * | 1993-07-27 | 1993-09-08 | Dow Deutschland Inc | Solvent system |
-
1975
- 1975-06-14 DE DE19752526748 patent/DE2526748C3/de not_active Expired
-
1976
- 1976-06-09 CH CH727676A patent/CH599084A5/xx not_active IP Right Cessation
- 1976-06-11 GB GB2426376A patent/GB1541105A/en not_active Expired
- 1976-06-11 FR FR7617688A patent/FR2314169A1/fr active Granted
- 1976-06-14 JP JP6884976A patent/JPS52216A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS52216A (en) | 1977-01-05 |
| DE2526748B2 (de) | 1980-04-30 |
| DE2526748C3 (de) | 1981-02-26 |
| CH599084A5 (it) | 1978-05-12 |
| FR2314169A1 (fr) | 1977-01-07 |
| GB1541105A (en) | 1979-02-21 |
| DE2526748A1 (de) | 1976-12-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |