BE813276A - Procede pour la preparation de trimethylphenol - Google Patents
Procede pour la preparation de trimethylphenolInfo
- Publication number
- BE813276A BE813276A BE142820A BE142820A BE813276A BE 813276 A BE813276 A BE 813276A BE 142820 A BE142820 A BE 142820A BE 142820 A BE142820 A BE 142820A BE 813276 A BE813276 A BE 813276A
- Authority
- BE
- Belgium
- Prior art keywords
- trimethylphenol
- preparation
- 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
- C07C37/11—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
-
- 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
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH491873A CH573881A5 (xx) | 1973-04-05 | 1973-04-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE813276A true BE813276A (fr) | 1974-10-04 |
Family
ID=4284799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE142820A BE813276A (fr) | 1973-04-05 | 1974-04-04 | Procede pour la preparation de trimethylphenol |
Country Status (15)
Country | Link |
---|---|
US (1) | US3937740A (xx) |
JP (1) | JPS5246929B2 (xx) |
AT (1) | AT338761B (xx) |
BE (1) | BE813276A (xx) |
CA (1) | CA1016188A (xx) |
CH (1) | CH573881A5 (xx) |
CS (1) | CS175373B2 (xx) |
DD (1) | DD112428A5 (xx) |
DE (1) | DE2415930C3 (xx) |
FR (1) | FR2224432B1 (xx) |
GB (1) | GB1428643A (xx) |
HU (1) | HU169083B (xx) |
IL (1) | IL44206A (xx) |
NL (1) | NL154491B (xx) |
ZA (1) | ZA741401B (xx) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4182490A (en) * | 1978-02-13 | 1980-01-08 | Nordson Corporation | Electrostatic spray gun |
EP0032974A1 (en) * | 1980-01-28 | 1981-08-05 | Conoco Phillips Company | A method for the synthesis of 2,3,6-trimethylphenol |
DE3524331A1 (de) * | 1985-07-08 | 1987-01-08 | Basf Ag | Verfahren zur gasphasenalkylierung von phenolen und hierzu geeigneter katalysator |
CN102120185B (zh) * | 2010-04-12 | 2013-06-12 | 上海海嘉诺医药发展股份有限公司 | 一种负载型固体催化剂及其制备和应用 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2448942A (en) * | 1944-05-09 | 1948-09-07 | Shell Dev | Alkylation of phenolic compounds |
GB717588A (en) * | 1951-10-01 | 1954-10-27 | Ici Ltd | Improvements in and relating to the production of 2,6-xylenol |
US3716589A (en) * | 1968-11-27 | 1973-02-13 | Agency Ind Science Techn | Process for the synthesis of 2,6-dimethylphenols |
CA941386A (en) * | 1970-06-02 | 1974-02-05 | Arakawa Rinsan Kagaku Kogyo Kabushiki Kaisha | Ortho-methylation of a phenol |
-
1973
- 1973-04-05 CH CH491873A patent/CH573881A5/xx not_active IP Right Cessation
-
1974
- 1974-02-14 IL IL44206A patent/IL44206A/en unknown
- 1974-02-20 NL NL747402318A patent/NL154491B/xx not_active IP Right Cessation
- 1974-03-04 ZA ZA00741401A patent/ZA741401B/xx unknown
- 1974-03-11 DD DD177094A patent/DD112428A5/xx unknown
- 1974-03-27 CS CS2206A patent/CS175373B2/cs unknown
- 1974-03-27 CA CA196,128A patent/CA1016188A/en not_active Expired
- 1974-03-28 US US05/455,821 patent/US3937740A/en not_active Expired - Lifetime
- 1974-04-01 HU HUHO1663A patent/HU169083B/hu unknown
- 1974-04-02 DE DE2415930A patent/DE2415930C3/de not_active Expired
- 1974-04-03 FR FR7411780A patent/FR2224432B1/fr not_active Expired
- 1974-04-03 JP JP49037039A patent/JPS5246929B2/ja not_active Expired
- 1974-04-04 GB GB1500674A patent/GB1428643A/en not_active Expired
- 1974-04-04 BE BE142820A patent/BE813276A/xx not_active IP Right Cessation
- 1974-04-04 AT AT280974A patent/AT338761B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT338761B (de) | 1977-09-12 |
DE2415930A1 (de) | 1974-10-17 |
JPS49127933A (xx) | 1974-12-07 |
CS175373B2 (xx) | 1977-05-31 |
US3937740A (en) | 1976-02-10 |
JPS5246929B2 (xx) | 1977-11-29 |
DE2415930B2 (de) | 1978-04-06 |
NL154491B (nl) | 1977-09-15 |
NL7402318A (xx) | 1974-10-08 |
IL44206A (en) | 1976-06-30 |
DE2415930C3 (de) | 1978-11-30 |
ATA280974A (de) | 1977-01-15 |
HU169083B (xx) | 1976-09-28 |
IL44206A0 (en) | 1974-05-16 |
DD112428A5 (xx) | 1975-04-12 |
FR2224432B1 (xx) | 1977-10-21 |
CH573881A5 (xx) | 1976-03-31 |
ZA741401B (en) | 1975-02-26 |
CA1016188A (en) | 1977-08-23 |
FR2224432A1 (xx) | 1974-10-31 |
GB1428643A (en) | 1976-03-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: F. HOFFMANN-LA ROCHE A.G. Effective date: 19900430 |