CH490300A - Verfahren zur Herstellung von 3,5-Dimethylphenol - Google Patents
Verfahren zur Herstellung von 3,5-DimethylphenolInfo
- Publication number
- CH490300A CH490300A CH1356267A CH1356267A CH490300A CH 490300 A CH490300 A CH 490300A CH 1356267 A CH1356267 A CH 1356267A CH 1356267 A CH1356267 A CH 1356267A CH 490300 A CH490300 A CH 490300A
- Authority
- CH
- Switzerland
- Prior art keywords
- dimethylphenol
- production
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/50—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions decreasing the number of carbon atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C37/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
- C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
- C07C37/16—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES0106251 | 1966-09-30 | ||
| GB626967A GB1181437A (en) | 1966-09-30 | 1967-02-09 | Process for the preparation of 2,3,5-trimethyl phenol. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH490300A true CH490300A (de) | 1970-05-15 |
Family
ID=25998629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1356267A CH490300A (de) | 1966-09-30 | 1967-09-28 | Verfahren zur Herstellung von 3,5-Dimethylphenol |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE704437A (fr) |
| CH (1) | CH490300A (fr) |
| GB (4) | GB1181437A (fr) |
| NL (1) | NL153848B (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1768875B1 (de) * | 1968-07-10 | 1972-02-10 | Ruetgerswerke Ag | Verfahren zur Herstellung von 3,5-Dimethylphenol |
| GB1522775A (en) * | 1976-04-13 | 1978-08-31 | Gen Electric | Process for the selective ortho-alkylation of a phenol |
| US4048239A (en) * | 1976-04-13 | 1977-09-13 | General Electric Company | Process for the ortho alkylation of phenols using aldehydes and hydrogen in the presence of a copper-chromium catalyst |
| CA1196622A (fr) * | 1981-12-02 | 1985-11-12 | Antonius J.C. Van Seters | Methode de preparation de 3,5-dimethylphenol |
| US4551563A (en) * | 1984-05-24 | 1985-11-05 | General Electric Company | Method for making polymethylated phenols |
| US4533769A (en) * | 1984-05-24 | 1985-08-06 | General Electric Company | Method of making methylated phenol from methylated cyclohexeneone |
| CN112263969B (zh) * | 2020-11-22 | 2022-09-09 | 浙江金科日化原料有限公司 | 3,5-二甲基苯酚的生产方法及所用的控压型生产装置 |
-
1967
- 1967-02-09 GB GB626967A patent/GB1181437A/en not_active Expired
- 1967-09-28 BE BE704437D patent/BE704437A/xx unknown
- 1967-09-28 CH CH1356267A patent/CH490300A/de not_active IP Right Cessation
- 1967-09-28 GB GB6172169A patent/GB1197804A/en not_active Expired
- 1967-09-28 GB GB6171969A patent/GB1197803A/en not_active Expired
- 1967-09-28 GB GB4413667A patent/GB1197802A/en not_active Expired
- 1967-09-29 NL NL6713253A patent/NL153848B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1197804A (en) | 1970-07-08 |
| GB1181437A (en) | 1970-02-18 |
| NL6713253A (fr) | 1968-04-01 |
| BE704437A (fr) | 1968-03-28 |
| DE1543878B2 (de) | 1975-06-05 |
| GB1197803A (en) | 1970-07-08 |
| DE1543878A1 (de) | 1970-01-02 |
| NL153848B (nl) | 1977-07-15 |
| GB1197802A (en) | 1970-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |