JPS5095237A - - Google Patents
Info
- Publication number
- JPS5095237A JPS5095237A JP14668074A JP14668074A JPS5095237A JP S5095237 A JPS5095237 A JP S5095237A JP 14668074 A JP14668074 A JP 14668074A JP 14668074 A JP14668074 A JP 14668074A JP S5095237 A JPS5095237 A JP S5095237A
- Authority
- JP
- Japan
- 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.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
- B01J23/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals of the platinum group metals
- B01J23/44—Palladium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/39—Preparation of carboxylic acid esters by oxidation of groups which are precursors for the acid moiety of the ester
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19732363414 DE2363414C3 (de) | 1973-12-20 | 1973-12-20 | Verfahren zur Reinigung von Dimethylterephthalat durch Verringerung des Gehaltes an Terephthalaldehydsäuremethylester bzw. seines Dimethylacetals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5095237A true JPS5095237A (ja) | 1975-07-29 |
Family
ID=5901340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14668074A Pending JPS5095237A (ja) | 1973-12-20 | 1974-12-20 |
Country Status (8)
| Country | Link |
|---|---|
| JP (1) | JPS5095237A (ja) |
| BE (1) | BE823734A (ja) |
| DE (1) | DE2363414C3 (ja) |
| FR (1) | FR2255286A1 (ja) |
| GB (1) | GB1486320A (ja) |
| IT (1) | IT1026064B (ja) |
| NL (1) | NL7416593A (ja) |
| RO (1) | RO65160A (ja) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2442658A1 (fr) * | 1978-11-30 | 1980-06-27 | Chinoin Gyogyszer Es Vegyeszet | Procede pour la preparation de catalyseurs au palladium non-pyrophores |
-
1973
- 1973-12-20 DE DE19732363414 patent/DE2363414C3/de not_active Expired
-
1974
- 1974-12-10 RO RO7480810A patent/RO65160A/ro unknown
- 1974-12-18 GB GB5458774A patent/GB1486320A/en not_active Expired
- 1974-12-18 IT IT5462374A patent/IT1026064B/it active
- 1974-12-19 NL NL7416593A patent/NL7416593A/xx not_active Application Discontinuation
- 1974-12-19 FR FR7441997A patent/FR2255286A1/fr not_active Withdrawn
- 1974-12-20 BE BE151838A patent/BE823734A/xx unknown
- 1974-12-20 JP JP14668074A patent/JPS5095237A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2363414C3 (de) | 1980-07-10 |
| DE2363414B2 (de) | 1979-10-25 |
| NL7416593A (nl) | 1975-06-24 |
| DE2363414A1 (de) | 1975-07-03 |
| BE823734A (fr) | 1975-04-16 |
| IT1026064B (it) | 1978-09-20 |
| FR2255286A1 (ja) | 1975-07-18 |
| GB1486320A (en) | 1977-09-21 |
| RO65160A (ro) | 1980-06-15 |