NL145836B - Werkwijze voor het selectief methyleren van een fenol op de orthoplaats(en). - Google Patents

Werkwijze voor het selectief methyleren van een fenol op de orthoplaats(en).

Info

Publication number
NL145836B
NL145836B NL656506830A NL6506830A NL145836B NL 145836 B NL145836 B NL 145836B NL 656506830 A NL656506830 A NL 656506830A NL 6506830 A NL6506830 A NL 6506830A NL 145836 B NL145836 B NL 145836B
Authority
NL
Netherlands
Prior art keywords
orthopite
phenol
procedure
selective methylation
methylation
Prior art date
Application number
NL656506830A
Other languages
English (en)
Other versions
NL6506830A (nl
Original Assignee
Gen Electric
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
Application filed by Gen Electric filed Critical Gen Electric
Publication of NL6506830A publication Critical patent/NL6506830A/xx
Publication of NL145836B publication Critical patent/NL145836B/nl

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
NL656506830A 1964-05-29 1965-05-28 Werkwijze voor het selectief methyleren van een fenol op de orthoplaats(en). NL145836B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US371189A US3446856A (en) 1964-05-29 1964-05-29 Methylation of phenols

Publications (2)

Publication Number Publication Date
NL6506830A NL6506830A (nl) 1965-11-30
NL145836B true NL145836B (nl) 1975-05-15

Family

ID=23462876

Family Applications (1)

Application Number Title Priority Date Filing Date
NL656506830A NL145836B (nl) 1964-05-29 1965-05-28 Werkwijze voor het selectief methyleren van een fenol op de orthoplaats(en).

Country Status (11)

Country Link
US (1) US3446856A (nl)
BE (1) BE664648A (nl)
CH (1) CH457494A (nl)
DE (1) DE1263010B (nl)
DK (1) DK122875B (nl)
ES (1) ES313388A1 (nl)
FR (1) FR1441830A (nl)
GB (1) GB1034500A (nl)
IL (1) IL23598A (nl)
LU (1) LU48708A1 (nl)
NL (1) NL145836B (nl)

Families Citing this family (64)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3674880A (en) * 1968-01-03 1972-07-04 Charles H Fisher Methods for preparing valuable keto and hydroxy cyclic compounds
US3873628A (en) * 1968-04-01 1975-03-25 Gen Electric Preparation of ortho-alkylated phenols
DE1914971C3 (de) 1968-04-01 1978-11-23 General Electric Co., Schenectady, N.Y. (V.St.A.) Verfahren zur Methylierung von Phenolen
US3857899A (en) * 1968-10-05 1974-12-31 Sumitomo Chemical Co Process for selective methylation of phenols
GB1262177A (en) * 1968-10-28 1972-02-02 Arakawa Rinsan Kagaku Kogyo Improvements in and relating to the production of 2,6-xylenol
US3972828A (en) * 1969-08-01 1976-08-03 General Electric Company Catalyst comprising magnesium oxide and a cellulosic polymeric binder
US3974229A (en) * 1969-08-01 1976-08-10 General Electric Company Preparation of ortho-alkylated phenols
BE754105A (fr) * 1969-08-01 1970-12-31 Gen Electric Preparation de phenols alcoyles en ortho
US4041085A (en) * 1969-08-22 1977-08-09 General Electric Company Ortho-alkylation of phenols
CA941386A (en) * 1970-06-02 1974-02-05 Arakawa Rinsan Kagaku Kogyo Kabushiki Kaisha Ortho-methylation of a phenol
GB1332080A (en) * 1970-07-22 1973-10-03 Gen Electric Alkylation process
US3764630A (en) * 1970-07-22 1973-10-09 Gen Electric Alkylation process
US3968172A (en) * 1973-10-02 1976-07-06 Teijin Limited Process for the preparation of 2,4,6-trimethylphenol
JPS5212692B2 (nl) * 1974-10-22 1977-04-08
US3962126A (en) * 1974-11-25 1976-06-08 General Electric Company Reactivation of a magnesium oxide catalyst
US4201880A (en) * 1976-01-22 1980-05-06 General Electric Company Preparation of ortho-alkylated phenols
US4071566A (en) * 1976-01-22 1978-01-31 Continental Oil Company Preparation of cresols and xylenols from tetramethylphenols and pentamethylphenol
US4060560A (en) * 1976-03-26 1977-11-29 Continental Oil Company Disproportionation of xylenols with phenol to form cresols
US4165439A (en) * 1976-04-13 1979-08-21 General Electric Company Process for the selective ortho-alkylation of a phenol in the presence of a copper-chromium catalyst
US4225732A (en) * 1977-12-22 1980-09-30 General Electric Company Selective ortho-alkylation of phenolic compounds with an alkane in the presence of a supported nickel oxide catalyst
US4452915A (en) * 1977-12-22 1984-06-05 General Electric Company Nickel oxide catalyst supported on magnesium for the selective ortho-alkylation of phenolic compounds with an alkane
JPS599530B2 (ja) * 1978-12-01 1984-03-03 三井東圧化学株式会社 オルトアルキル化フェノ−ル類の製造法
US4322566A (en) * 1980-01-21 1982-03-30 Conoco Inc. Magnesium oxide catalyst
US4269735A (en) * 1980-01-21 1981-05-26 Conoco, Inc. Magnesium oxide catalyst
US4258220A (en) * 1980-01-28 1981-03-24 Conoco, Inc. Purification of 2,6-xylenol streams
US4283574A (en) * 1980-01-28 1981-08-11 Conoco, Inc. Process for the synthesis of 2,6-xylenol and 2,3,6-trimethylphenol
US4458031A (en) * 1980-06-24 1984-07-03 General Electric Company Method of preparing a magnesium-manganese catalyst precursor and catalyst
US4429171A (en) 1980-11-28 1984-01-31 Asahi-Dow Limited Method for manufacture of orthomethylated phenol compounds
US4359408A (en) * 1981-06-04 1982-11-16 Conoco Inc. Activated magnesium oxide catalysts
EP0073471B1 (en) * 1981-08-31 1985-05-29 Sumitomo Chemical Company, Limited A process for producing o-methylated phenols
US4900708A (en) * 1981-09-18 1990-02-13 General Electric Company Ortho-alkylation catalysts based on magnesium and prepared by calcining in presence of feed mixture of reactants
US4418224A (en) * 1981-09-18 1983-11-29 General Electric Company Preparation of ortho-alkylated phenols using magnesium compound catalysts
US4418005A (en) * 1982-06-28 1983-11-29 Conoco Inc. Pressure activation of magnesium oxide catalysts
US4517389A (en) * 1982-08-10 1985-05-14 Asahi Kasei Kogyo Kabushiki Kaisha Process for methylating the ortho position of a phenol
DE3278398D1 (en) * 1982-09-15 1988-06-01 Gen Electric Catalyst composition for the ortho-alkylation of a phenol
US4450306A (en) * 1982-11-08 1984-05-22 Air Products And Chemicals, Inc. Selective catalytic alkylation of phenols to alkyl aryl ethers
US4476329A (en) * 1983-04-04 1984-10-09 General Electric Company Selective alkylation of phenol to o-cresol
US4554267A (en) * 1983-06-03 1985-11-19 General Electric Company Catalyst and method for ortho-alkylation of hydroxyaromatic compounds
US4554266A (en) * 1983-06-03 1985-11-19 General Electric Company Copper-magnesium catalyst and method for alkylation of hydroxyaromatic compounds therewith
US4851591A (en) * 1983-11-28 1989-07-25 General Electric Company Magnesium-containing catalyst activated under vacuum, in nitrogen, or in air, and use in an ortho-alkylation process
EP0150311A1 (en) * 1983-11-28 1985-08-07 General Electric Company Magnesium-containing catalyst activated under vacuum, in nitrogen, or in air, and use in ortho-alkylation process
US4677089A (en) * 1983-12-20 1987-06-30 General Electric Company Catalyst prepared from manganese carbonate and a magnesium compound
US4547480A (en) * 1983-12-20 1985-10-15 General Electric Company Catalyst precursor prepared from manganese carbonate and a magnesium compound
US4590307A (en) * 1983-12-20 1986-05-20 General Electric Company Catalyst precursor prepared from manganese carbonate, and use of a calcined derivative in an ortho-alkylation process
US4954475A (en) * 1984-08-13 1990-09-04 General Electric Company Zinc-containing ortho-alkylation catalyst precursor and catalyst, and process of use in alkylation of phenols
DE3524331A1 (de) * 1985-07-08 1987-01-08 Basf Ag Verfahren zur gasphasenalkylierung von phenolen und hierzu geeigneter katalysator
US5097079A (en) * 1987-11-30 1992-03-17 General Electric Company Zinc-containing ortho-alkylation catalyst precursor and catalyst, and process of use in alkylation of phenols
US4933509A (en) * 1989-04-28 1990-06-12 General Electric Company Method of ortho-alkylating phenol
KR960003790B1 (ko) * 1992-12-31 1996-03-22 한국과학기술원 신규한 변형 마그네슘 옥사이드 촉매 조성물 및 그의 제조방법
US6261987B1 (en) * 2000-02-29 2001-07-17 General Electric Company Method for preparing an alkylation catalyst, and for ortho-alkylating hydroxyaromatic compounds; and related compositions
US6897175B2 (en) * 2001-10-09 2005-05-24 General Electric Catalyst and method for the alkylation of hydroxyaromatic compounds
AU2003260344A1 (en) * 2002-08-02 2004-02-25 Vanetta S.P.A. Redox process particularly for the production of menadione and use of polyoxometalates
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
DE102011005228A1 (de) 2011-03-08 2012-09-13 Elantas Gmbh Verfahren zur Herstellung von alkylierten Hydroxyaromaten in Mikroreaktoren
WO2014101374A1 (zh) * 2012-12-25 2014-07-03 中国科学院大连化学物理研究所 一种生产甲酚的方法
JP2017515663A (ja) 2014-05-01 2017-06-15 サビック グローバル テクノロジーズ ベスローテン フェンノートシャップ スキンド非対称ポリ（フェニレンエーテル）共重合体膜、気体分離装置、及びこれらの作製方法
KR20170005039A (ko) 2014-05-01 2017-01-11 사빅 글로벌 테크놀러지스 비.브이. 양친매성 블록 공중합체；그것의 조성물, 막, 및 분리 모듈；및 그것의 제조 방법
US10207230B2 (en) 2014-05-01 2019-02-19 Sabic Global Technologies B.V. Composite membrane with support comprising poly(phenylene ether) and amphilphilic polymer; method of making; and separation module thereof
US10252220B2 (en) 2014-05-01 2019-04-09 Sabic Global Technologies B.V. Porous asymmetric polyphenylene ether membranes and associated separation modules and methods
US10421046B2 (en) 2015-05-01 2019-09-24 Sabic Global Technologies B.V. Method for making porous asymmetric membranes and associated membranes and separation modules
US10307717B2 (en) 2016-03-29 2019-06-04 Sabic Global Technologies B.V. Porous membranes and associated separation modules and methods
US9815031B2 (en) 2016-03-29 2017-11-14 Sabic Global Technologies B.V. Porous membranes and associated separation modules and methods
WO2018060811A1 (en) 2016-09-28 2018-04-05 Sabic Global Technologies B.V. Method of producing 2,4,6-tri-substituted resorcinol

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2401608A (en) * 1940-08-17 1946-06-04 Calico Printers Ass Ltd Process for the nuclear methylation of phenols
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
US2678951A (en) * 1951-12-26 1954-05-18 Shell Dev Alkylation of phenols

Also Published As

Publication number Publication date
DK122875B (da) 1972-04-24
GB1034500A (en) 1966-06-29
CH457494A (de) 1968-06-15
BE664648A (nl) 1965-11-29
FR1441830A (fr) 1966-06-10
US3446856A (en) 1969-05-27
NL6506830A (nl) 1965-11-30
LU48708A1 (nl) 1965-07-28
IL23598A (en) 1969-01-29
ES313388A1 (es) 1965-07-16
DE1263010B (de) 1968-03-14

Similar Documents

Publication Publication Date Title
NL145836B (nl) Werkwijze voor het selectief methyleren van een fenol op de orthoplaats(en).
NL159210B (nl) Stelsel voor het opsporen van fouten.
NL143605B (nl) Werkwijze voor het bereiden van een vaste organopolysiloxanhars.
NL143934B (nl) Werkwijze voor het bereiden van organotintrihalogeniden.
NL145547B (nl) Werkwijze voor het bereiden van een verbinding met een vaatverwijdende activiteit.
NL140847B (nl) Werkwijze voor het afkoelen van een reactiemengsel.
NL138950B (nl) Werkwijze voor het bereiden van een trioxancopolymeer.
NL139753B (nl) Werkwijze voor het bereiden van slagvaste styreenentpolymeren.
NL143546B (nl) Werkwijze voor het bereiden van jood-polyhydropolyfluoralkanen.
NL147449B (nl) Werkwijze voor het bereiden van polyurethanelastomeren.
NL151608B (nl) Schakeling voor een verbindingsstelsel.
NL147724B (nl) Werkwijze voor het bereiden van alkylideen-bisacrylamide.
NL142392B (nl) Werkwijze voor het bereiden van 1,1,1-trichloorethaan.
NL144964B (nl) Werkwijze voor het kleuren van styreenpolymeerdeeltjes.
NL144595B (nl) Werkwijze voor het bereiden van n-vinyl-n-alkylformamiden.
NL147742B (nl) Werkwijze voor het bereiden van een alkalizout van carboxymethylcellulose.
NL149945B (nl) Schakeling voor een elektromagnetische schakelmatrix.
NL143596B (nl) Werkwijze voor het bereiden van een slagvast polymeermengsel.
NL143960B (nl) Werkwijze voor het bereiderkwijze voor het bereiden van trioxancopolymeren.
NL139916B (nl) Inrichting voor het ongekrept krimpen van een vezelbaan.
NL154455B (nl) Klimatiseerinrichting voor autobussen.
NL139069B (nl) Werkwijze voor het bereiden van een sulfonazide.
NL144285B (nl) Werkwijze voor het bereiden van hydroxyethylcellulose.
NL143962B (nl) Werkwijze voor het stabiliseren van trioxancopolymeren.
NL139557B (nl) Werkwijze voor het bereiden van een antibioticum.

Legal Events

Date Code Title Description
NL80 Information provided on patent owner name for an already discontinued patent

Owner name: GEN ELECTRIC

V4 Discontinued because of reaching the maximum lifetime of a patent