SG70123A1 - Suppression of highly alkylated phenols in the catalytic alkylation reaction of phenol - Google Patents

Suppression of highly alkylated phenols in the catalytic alkylation reaction of phenol

Info

Publication number
SG70123A1
SG70123A1 SG1998003650A SG1998003650A SG70123A1 SG 70123 A1 SG70123 A1 SG 70123A1 SG 1998003650 A SG1998003650 A SG 1998003650A SG 1998003650 A SG1998003650 A SG 1998003650A SG 70123 A1 SG70123 A1 SG 70123A1
Authority
SG
Singapore
Prior art keywords
suppression
phenol
alkylation reaction
alkylated phenols
catalytic alkylation
Prior art date
Application number
SG1998003650A
Other languages
English (en)
Inventor
Adrianus J F M Braat
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 SG70123A1 publication Critical patent/SG70123A1/en

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
    • C07C37/48—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by exchange of hydrocarbon groups, which may be substituted, from the same of other compounds, e.g. transalkylation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
SG1998003650A 1997-09-24 1998-09-14 Suppression of highly alkylated phenols in the catalytic alkylation reaction of phenol SG70123A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/936,134 US6291724B1 (en) 1997-09-24 1997-09-24 Suppression of highly alkylated phenols in the catalytic alkylation reaction of phenol

Publications (1)

Publication Number Publication Date
SG70123A1 true SG70123A1 (en) 2000-01-25

Family

ID=25468218

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1998003650A SG70123A1 (en) 1997-09-24 1998-09-14 Suppression of highly alkylated phenols in the catalytic alkylation reaction of phenol

Country Status (6)

Country Link
US (1) US6291724B1 (de)
EP (1) EP0905114B1 (de)
JP (1) JPH11158098A (de)
CN (2) CN101219931A (de)
DE (1) DE69827893T2 (de)
SG (1) SG70123A1 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6897175B2 (en) * 2001-10-09 2005-05-24 General Electric Catalyst and method for the alkylation of hydroxyaromatic compounds
US20040211657A1 (en) * 2003-04-11 2004-10-28 Ingelbrecht Hugo Gerard Eduard Method of purifying 2,6-xylenol and method of producing poly(arylene ether) therefrom
US7081432B2 (en) * 2003-07-10 2006-07-25 General Electric Company Alkylation catalyst and method for making alkylated phenols
CN101913973B (zh) 2003-07-24 2013-11-20 皇后医学中心 烷基化剂的制备和用途
US7087705B2 (en) * 2004-03-31 2006-08-08 General Electric Company Process for the monoalkylation of dihydroxy aromatic compounds
CN102924237A (zh) * 2012-10-08 2013-02-13 蓝星化工新材料股份有限公司 一种降低甲醇单耗的制备邻甲酚和2,6-二甲酚的方法
US9162955B2 (en) 2013-11-19 2015-10-20 Uop Llc Process for pyrolysis of a coal feed
US9067853B2 (en) 2013-11-19 2015-06-30 Uop Llc Process for selectively dealkylating aromatic compounds
US11007508B2 (en) 2016-07-29 2021-05-18 Shpp Global Technologies B.V. Phenol alkylation catalyst precursor and catalyst, method of forming catalyst, method of regenerating catalyst, and method of alkylating phenol
JP7025443B2 (ja) * 2017-11-21 2022-02-24 チャイナ・ペトロリアム・アンド・ケミカル・コーポレーション 石炭液化油からキシレン類及びフェノールを製造する方法
JP2022524907A (ja) * 2019-02-04 2022-05-11 チャイナ・ペトロリアム・アンド・ケミカル・コーポレーション クレゾールを製造するための混合フェノールの脱アルキル化およびトランスアルキル化
CN109954499B (zh) * 2019-04-01 2023-09-26 顾卓昳 一种苯酚邻位甲基化催化剂及使用该催化剂生产邻位甲基化苯酚的方法
EP3842138A1 (de) * 2019-12-24 2021-06-30 SHPP Global Technologies B.V. Phenolalkylierungskatalysatorvorläufer und katalysator und verfahren zur alkylierung von phenol
CN112844494B (zh) * 2020-12-25 2023-04-07 河北工程大学 一种镁系烷基化反应催化剂循环再生的方法
CN113304743B (zh) * 2021-05-14 2022-01-04 安徽海华科技集团有限公司 一种利用邻甲酚制备高纯度香芹酚的方法
CN113426452A (zh) * 2021-07-12 2021-09-24 河北工程大学 一种高稳定性的氧化镁烷基化催化剂及其制备方法与应用

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3417149A (en) 1966-03-16 1968-12-17 Consolidation Coal Co Transmethylation of methylsubstituted phenols
US3998892A (en) 1975-11-17 1976-12-21 Continental Oil Company Preparation of prehnitenol
US4071566A (en) 1976-01-22 1978-01-31 Continental Oil Company Preparation of cresols and xylenols from tetramethylphenols and pentamethylphenol
US4110253A (en) 1977-01-24 1978-08-29 Continental Oil Company Method for the disproportionation of highly alkylated phenols with phenol
US4191844A (en) 1978-05-04 1980-03-04 Phillips Petroleum Company Hydrodealkylation process and catalyst
US4230896A (en) 1978-11-30 1980-10-28 Hydrocarbon Research, Inc. Catalytic steam dealkylation of alkyl phenols
US4230895A (en) 1978-11-30 1980-10-28 Hydrocarbon Research, Inc. Thermal hydrodealkylation of alkyl phenols
US4283574A (en) * 1980-01-28 1981-08-11 Conoco, Inc. Process for the synthesis of 2,6-xylenol and 2,3,6-trimethylphenol
DE3304663C1 (de) * 1983-02-11 1984-06-20 Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln Verfahren zur Isomerisierung und Transalkylierung von alkylierten Phenolen und/oder Phenolderivaten
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
DE3406536A1 (de) * 1984-02-23 1985-09-05 Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln Verfahren zur umwandlung von meta-/para-kresolgemischen
US4533768A (en) 1984-05-03 1985-08-06 General Electric Company Zinc oxide catalyzed dealkylation of alkylated phenols
US4533767A (en) 1984-05-03 1985-08-06 General Electric Company Catalytic hydrodealkylation of alkylated phenols
US4560810A (en) 1984-11-14 1985-12-24 General Electric Company Catalytic dealkylation of alkylated phenols

Also Published As

Publication number Publication date
JPH11158098A (ja) 1999-06-15
CN101219931A (zh) 2008-07-16
DE69827893T2 (de) 2005-12-22
EP0905114B1 (de) 2004-12-01
DE69827893D1 (de) 2005-01-05
EP0905114A1 (de) 1999-03-31
CN1212251A (zh) 1999-03-31
US6291724B1 (en) 2001-09-18

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