JPS5227731A - Process for direct liquiddphase methylation of phenol - Google Patents
Process for direct liquiddphase methylation of phenolInfo
- Publication number
- JPS5227731A JPS5227731A JP51082614A JP8261476A JPS5227731A JP S5227731 A JPS5227731 A JP S5227731A JP 51082614 A JP51082614 A JP 51082614A JP 8261476 A JP8261476 A JP 8261476A JP S5227731 A JPS5227731 A JP S5227731A
- Authority
- JP
- Japan
- Prior art keywords
- liquiddphase
- methylation
- phenol
- direct
- liquiddphase methylation
- Prior art date
- 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
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000011987 methylation Effects 0.000 title 1
- 238000007069 methylation reaction Methods 0.000 title 1
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
- C07C37/11—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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/607,731 US3994982A (en) | 1975-08-25 | 1975-08-25 | Process for direct methylation of phenol in liquid phase |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5227731A true JPS5227731A (en) | 1977-03-02 |
Family
ID=24433492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP51082614A Pending JPS5227731A (en) | 1975-08-25 | 1976-07-13 | Process for direct liquiddphase methylation of phenol |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3994982A (ja) |
| JP (1) | JPS5227731A (ja) |
| CA (1) | CA1057779A (ja) |
| GB (1) | GB1491185A (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024507517A (ja) * | 2021-07-02 | 2024-02-20 | エルジー・ケム・リミテッド | ポリフェニレンオキシドの製造方法 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4229598A (en) * | 1978-12-14 | 1980-10-21 | Conoco, Inc. | Chemicals for treatment of PVC |
| US4283574A (en) * | 1980-01-28 | 1981-08-11 | Conoco, Inc. | Process for the synthesis of 2,6-xylenol and 2,3,6-trimethylphenol |
| US4568784A (en) * | 1985-02-19 | 1986-02-04 | Phillips Petroleum Company | Preparation of polymethylbenzenes |
| US6897175B2 (en) | 2001-10-09 | 2005-05-24 | General Electric | Catalyst and method for the alkylation of hydroxyaromatic compounds |
| US7081432B2 (en) * | 2003-07-10 | 2006-07-25 | General Electric Company | Alkylation catalyst and method for making alkylated phenols |
| US7087705B2 (en) | 2004-03-31 | 2006-08-08 | General Electric Company | Process for the monoalkylation of dihydroxy aromatic compounds |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1142873B (de) * | 1961-01-25 | 1963-01-31 | Bayer Ag | Verfahren zur Herstellung von 2- und bzw. oder 6-Alkylphenolen |
| US3367981A (en) * | 1963-05-10 | 1968-02-06 | Ethyl Corp | Phenol alkylation process |
| DE1265755B (de) * | 1965-07-23 | 1968-04-11 | Chemisches Werk Lowi | Verfahren zur Kernmethylierung von Phenolen |
| US3426358A (en) * | 1965-11-19 | 1969-02-04 | Hooker Chemical Corp | Alkylation of phenols |
| US3624163A (en) * | 1968-02-12 | 1971-11-30 | Consolidation Coal Co | Process for the preparation of meta-, para-cresol mixtures with high meta to para ratio |
| US3737466A (en) * | 1969-10-20 | 1973-06-05 | Coal Tar Research Asso | Production of cresols |
| US3670030A (en) * | 1970-02-20 | 1972-06-13 | Universal Oil Prod Co | Alkylation of phenolic compound |
| US3707569A (en) * | 1970-07-22 | 1972-12-26 | Gen Electric | Alkylation process |
-
1975
- 1975-08-25 US US05/607,731 patent/US3994982A/en not_active Expired - Lifetime
-
1976
- 1976-03-11 CA CA247,732A patent/CA1057779A/en not_active Expired
- 1976-06-17 GB GB25213/76A patent/GB1491185A/en not_active Expired
- 1976-07-13 JP JP51082614A patent/JPS5227731A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2024507517A (ja) * | 2021-07-02 | 2024-02-20 | エルジー・ケム・リミテッド | ポリフェニレンオキシドの製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US3994982A (en) | 1976-11-30 |
| CA1057779A (en) | 1979-07-03 |
| GB1491185A (en) | 1977-11-09 |
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