BE794456A - Procede de purification d'esters de glycols vicinaux - Google Patents
Procede de purification d'esters de glycols vicinauxInfo
- Publication number
- BE794456A BE794456A BE794456DA BE794456A BE 794456 A BE794456 A BE 794456A BE 794456D A BE794456D A BE 794456DA BE 794456 A BE794456 A BE 794456A
- Authority
- BE
- Belgium
- Prior art keywords
- purifying
- glycol esters
- vicinal glycol
- vicinal
- esters
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/60—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/04—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds
- C07C67/05—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation
- C07C67/055—Preparation of carboxylic acid esters by reacting carboxylic acids or symmetrical anhydrides onto unsaturated carbon-to-carbon bonds with oxidation in the presence of platinum group metals or their compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/28—Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group
- C07C67/29—Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by introduction of oxygen-containing functional groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US22088972A | 1972-01-26 | 1972-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE794456A true BE794456A (fr) | 1973-07-24 |
Family
ID=22825431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE794456D BE794456A (fr) | 1972-01-26 | Procede de purification d'esters de glycols vicinaux |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5745212B2 (xx) |
| BE (1) | BE794456A (xx) |
| DE (1) | DE2303867B2 (xx) |
| FR (1) | FR2169175B1 (xx) |
| GB (1) | GB1410834A (xx) |
| IT (1) | IT974463B (xx) |
| NL (1) | NL155821B (xx) |
-
0
- BE BE794456D patent/BE794456A/xx unknown
-
1972
- 1972-12-29 IT IT5522072A patent/IT974463B/it active
-
1973
- 1973-01-18 NL NL7300737A patent/NL155821B/xx not_active IP Right Cessation
- 1973-01-24 FR FR7302391A patent/FR2169175B1/fr not_active Expired
- 1973-01-26 DE DE19732303867 patent/DE2303867B2/de not_active Withdrawn
- 1973-01-26 GB GB414573A patent/GB1410834A/en not_active Expired
- 1973-01-26 JP JP1091373A patent/JPS5745212B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2303867B2 (de) | 1978-09-21 |
| JPS4881809A (xx) | 1973-11-01 |
| DE2303867A1 (de) | 1973-08-02 |
| FR2169175A1 (xx) | 1973-09-07 |
| JPS5745212B2 (xx) | 1982-09-27 |
| IT974463B (it) | 1974-06-20 |
| GB1410834A (en) | 1975-10-22 |
| NL7300737A (xx) | 1973-07-30 |
| NL155821B (nl) | 1978-02-15 |
| FR2169175B1 (xx) | 1977-12-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BE807276A (fr) | Procede de purification de charges d'hydrocarbures | |
| IT977417B (it) | Processo di purificazione di gas | |
| IT997773B (it) | Procedimento per purificare effluenti industriali | |
| BE807480A (fr) | Procede de preparation de glycols vicinaux | |
| ZA732982B (en) | Process for the purification of industrial effluents | |
| ZA73803B (en) | Rotating filter for wastewater biological purification | |
| RO69202A (ro) | Procedeu pentru purificarea si recuperarea clorhidrartului de 7-dimetilamino-6-demetil-6-dezoxitetraciclina | |
| BE803189A (fr) | Procede de preparation d'esters glycoliques vicinaux | |
| BE812450A (fr) | Procede de purification d'acides dicarboxyliques | |
| BE780505A (fr) | Procede de purification d'un compose aromatique | |
| BE783337A (fr) | Procede de carboxylation des glycols | |
| FR2320932A1 (fr) | Procede de production catalytique de terephtalates de glycols | |
| RO69802A (ro) | Procedeu de purificare a acidului fosforic | |
| IT977015B (it) | Apparato di purificazione | |
| BE794456A (fr) | Procede de purification d'esters de glycols vicinaux | |
| FR2285363A1 (fr) | Procede de purification du pentachlorophenol | |
| BE832755A (fr) | Procede de purification de diaminomaleonitrile | |
| BE774491A (fr) | Procede de purification d'acides benzene-carboxyliques et de leurs esters | |
| BE794823A (fr) | Procede de purification de la 1-nitroanthraquinone | |
| FR2296613A1 (fr) | Procede de preparation d'esters de glycols | |
| IT1001310B (it) | Processo per la purificazione di cuproftalocianina | |
| CA1006509A (en) | Purification process for gn-rh | |
| BE744320A (fr) | Procede de preparation d'esters d'alcoylene glycols | |
| ATA376872A (de) | Klaeranlage | |
| BE796455A (fr) | Procede de purification de dinitriles |