FR2479188A1 - Procede pour la o-substitution des phenols - Google Patents

Procede pour la o-substitution des phenols Download PDF

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Publication number
FR2479188A1
FR2479188A1 FR8106208A FR8106208A FR2479188A1 FR 2479188 A1 FR2479188 A1 FR 2479188A1 FR 8106208 A FR8106208 A FR 8106208A FR 8106208 A FR8106208 A FR 8106208A FR 2479188 A1 FR2479188 A1 FR 2479188A1
Authority
FR
France
Prior art keywords
oxide
phenol
cresol
selectivity
catalyst
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.)
Granted
Application number
FR8106208A
Other languages
English (en)
French (fr)
Other versions
FR2479188B1 (enExample
Inventor
Max Fremery
Karl-Heinz Keim
Joachim Korff
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Rheinische Braunkohlen Kraftstoff AG
Original Assignee
Union Rheinische Braunkohlen Kraftstoff AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from DE19803012357 external-priority patent/DE3012357C2/de
Priority claimed from DE19813100517 external-priority patent/DE3100517C2/de
Priority claimed from DE19813100734 external-priority patent/DE3100734C2/de
Priority claimed from DE19813103839 external-priority patent/DE3103839C2/de
Application filed by Union Rheinische Braunkohlen Kraftstoff AG filed Critical Union Rheinische Braunkohlen Kraftstoff AG
Publication of FR2479188A1 publication Critical patent/FR2479188A1/fr
Application granted granted Critical
Publication of FR2479188B1 publication Critical patent/FR2479188B1/fr
Granted legal-status Critical Current

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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR8106208A 1980-03-29 1981-03-27 Procede pour la o-substitution des phenols Granted FR2479188A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
DE19803012357 DE3012357C2 (de) 1980-03-29 1980-03-29 Verfahren und Katalysator zur ortho-Alkylierung von Phenolen
DE19813100517 DE3100517C2 (de) 1980-03-29 1981-01-10 Verfahren und Katalysator zur o-Alkylierung von Phenolen
DE19813100734 DE3100734C2 (de) 1980-03-29 1981-01-13 Verfahren zur o-Alkylierung von Phenolen
DE19813103839 DE3103839C2 (de) 1981-02-05 1981-02-05 Verfahren und Katalysator zur o-Methylierung von Phenolen

Publications (2)

Publication Number Publication Date
FR2479188A1 true FR2479188A1 (fr) 1981-10-02
FR2479188B1 FR2479188B1 (enExample) 1985-03-22

Family

ID=27432516

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8106208A Granted FR2479188A1 (fr) 1980-03-29 1981-03-27 Procede pour la o-substitution des phenols

Country Status (5)

Country Link
US (1) US4359591A (enExample)
FR (1) FR2479188A1 (enExample)
GB (1) GB2072674B (enExample)
IT (1) IT1170850B (enExample)
NL (1) NL187157C (enExample)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3149022A1 (de) * 1981-12-11 1983-06-16 Chemische Werke Hüls AG, 4370 Marl Verfahren zur ortho-methylierung von phenolverbindungen
US4517389A (en) * 1982-08-10 1985-05-14 Asahi Kasei Kogyo Kabushiki Kaisha Process for methylating the ortho position of a phenol
US4605766A (en) * 1983-12-22 1986-08-12 Ethyl Corporation Alkylation process
DE3406536A1 (de) * 1984-02-23 1985-09-05 Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln Verfahren zur umwandlung von meta-/para-kresolgemischen
DE3524331A1 (de) * 1985-07-08 1987-01-08 Basf Ag Verfahren zur gasphasenalkylierung von phenolen und hierzu geeigneter katalysator
JP2805878B2 (ja) * 1989-08-22 1998-09-30 三菱瓦斯化学株式会社 オルトアルキル化方法
US5175377A (en) * 1989-09-22 1992-12-29 China Technical Consultants, Inc. Process for preparing an ortho-alkylated phenol
BR9202890A (pt) * 1992-07-22 1994-02-01 Rhodia Aperfeicoamento em processo para obtencao de terciobutilfenois
DE4322712A1 (de) * 1993-07-08 1995-01-12 Huels Chemische Werke Ag Verfahren zur Durchführung chemischer Reaktionen in Reaktionsdestillationskolonnen
SG101438A1 (en) * 2000-04-20 2004-01-30 Sumitomo Chemical Co Method for producing ortho-alkylated phenols
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
CN104418708B (zh) * 2013-09-04 2016-06-15 湖南长岭石化科技开发有限公司 一种2，3，6-三甲基苯酚的制备方法
CN109833878A (zh) * 2017-11-29 2019-06-04 中国科学院大连化学物理研究所 一种苯酚烷基化催化剂及其生产和2,6-二甲酚的合成方法
CN111170833A (zh) * 2020-02-18 2020-05-19 大连中沐化工有限公司 一种酚类邻位甲基化反应抑制芳基甲基醚产生的方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2146213A1 (enExample) * 1971-07-21 1973-03-02 Agency Ind Science Techn
FR2233304A1 (enExample) * 1973-06-12 1975-01-10 Mitsubishi Gas Chemical Co
JPS5112610A (ja) * 1974-07-23 1976-01-31 Matsushita Electric Works Ltd Denjikudosochi
FR2288723A1 (fr) * 1974-10-22 1976-05-21 Mitsubishi Gas Chemical Co Procede pour l'alkylation selective de la position ortho des phenols
DE2852245A1 (de) * 1977-12-06 1979-06-07 Mitsui Toatsu Chemicals Verfahren zur selektiven ortho- alkylierung von phenolischen verbindungen
JPS5527024A (en) * 1978-08-15 1980-02-26 Mitsui Toatsu Chem Inc Molded tableted catalysts showing high selectivity
US4227024A (en) * 1979-06-04 1980-10-07 Conoco, Inc. Preparation of 2,6-xylenol and catalyst composition useful therefor

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2448942A (en) * 1944-05-09 1948-09-07 Shell Dev Alkylation of phenolic compounds
CA941386A (en) * 1970-06-02 1974-02-05 Arakawa Rinsan Kagaku Kogyo Kabushiki Kaisha Ortho-methylation of a phenol
JPS5118938B2 (enExample) * 1972-06-12 1976-06-14
US4208537A (en) * 1977-10-27 1980-06-17 Mitsui Toatsu Chemicals Incorporated Process for the selective ortho-alkylation of phenolic compounds

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2146213A1 (enExample) * 1971-07-21 1973-03-02 Agency Ind Science Techn
FR2233304A1 (enExample) * 1973-06-12 1975-01-10 Mitsubishi Gas Chemical Co
JPS5112610A (ja) * 1974-07-23 1976-01-31 Matsushita Electric Works Ltd Denjikudosochi
FR2288723A1 (fr) * 1974-10-22 1976-05-21 Mitsubishi Gas Chemical Co Procede pour l'alkylation selective de la position ortho des phenols
DE2852245A1 (de) * 1977-12-06 1979-06-07 Mitsui Toatsu Chemicals Verfahren zur selektiven ortho- alkylierung von phenolischen verbindungen
JPS5527024A (en) * 1978-08-15 1980-02-26 Mitsui Toatsu Chem Inc Molded tableted catalysts showing high selectivity
US4227024A (en) * 1979-06-04 1980-10-07 Conoco, Inc. Preparation of 2,6-xylenol and catalyst composition useful therefor

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
CHEMICAL ABSTRACTS, vol. 85, no. 7, 26 septembre 1976, page 606, réf. 94053z, COLUMBUS, OHIO (US), & JP - A - 76 12 610 (ASAHI CHEMICALS)(21-04-1976) *
CHEMICAL ABSTRACTS, vol. 93, no. 6, août 1980, page 533, réf. 54929y, COLUMBUS, OHIO (US), & JP - A - 80 27 024 (MITSUI TOATSU CHEMICALS) (26-02-1980). *

Also Published As

Publication number Publication date
NL187157B (nl) 1991-01-16
GB2072674B (en) 1984-07-25
IT8148123A1 (it) 1982-09-27
FR2479188B1 (enExample) 1985-03-22
IT1170850B (it) 1987-06-03
US4359591A (en) 1982-11-16
NL8101119A (nl) 1981-10-16
NL187157C (nl) 1991-06-17
GB2072674A (en) 1981-10-07
IT8148123A0 (it) 1981-03-27

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