FR2822822B1 - Procede de preparation de dihydroxybenzene alkyle - Google Patents

Procede de preparation de dihydroxybenzene alkyle

Info

Publication number
FR2822822B1
FR2822822B1 FR0203809A FR0203809A FR2822822B1 FR 2822822 B1 FR2822822 B1 FR 2822822B1 FR 0203809 A FR0203809 A FR 0203809A FR 0203809 A FR0203809 A FR 0203809A FR 2822822 B1 FR2822822 B1 FR 2822822B1
Authority
FR
France
Prior art keywords
preparation
dihydroxybenzene
alkyl
alkyl dihydroxybenzene
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.)
Expired - Fee Related
Application number
FR0203809A
Other languages
English (en)
Other versions
FR2822822A1 (fr
Inventor
Narayanan Sankarasubbier
Srinivasan Palaniappan
Katravulapalli Veera Ve Murthy
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.)
Council of Scientific and Industrial Research CSIR
Original Assignee
Council of Scientific and Industrial Research CSIR
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 Council of Scientific and Industrial Research CSIR filed Critical Council of Scientific and Industrial Research CSIR
Publication of FR2822822A1 publication Critical patent/FR2822822A1/fr
Application granted granted Critical
Publication of FR2822822B1 publication Critical patent/FR2822822B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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

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)
FR0203809A 2001-03-30 2002-03-27 Procede de preparation de dihydroxybenzene alkyle Expired - Fee Related FR2822822B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PCT/IN2001/000068 WO2002079130A1 (fr) 2001-03-30 2001-03-30 Procédé de préparation de dihydroxybenzène alkylé
US10/032,890 US7112705B2 (en) 2001-03-30 2001-12-26 Process for preparing alkylated dihydroxybenzene

Publications (2)

Publication Number Publication Date
FR2822822A1 FR2822822A1 (fr) 2002-10-04
FR2822822B1 true FR2822822B1 (fr) 2004-09-24

Family

ID=28456089

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0203809A Expired - Fee Related FR2822822B1 (fr) 2001-03-30 2002-03-27 Procede de preparation de dihydroxybenzene alkyle

Country Status (4)

Country Link
US (1) US7112705B2 (fr)
FR (1) FR2822822B1 (fr)
GB (1) GB2378441B (fr)
WO (1) WO2002079130A1 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003087260A1 (fr) 2002-04-05 2003-10-23 University Of Massachusetts Lowell Antioxydants polymeres
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
AU2005269780A1 (en) 2004-07-23 2006-02-09 Polnox Corporation Anti-oxidant macromonomers and polymers and methods of making and using the same
EP1817393A2 (fr) 2004-12-03 2007-08-15 Polnox Corporation Processus pour la synthese d'antioxydants de polyalkylphenol
WO2006060800A1 (fr) 2004-12-03 2006-06-08 Polnox Corporation Synthese d'aniline, de macromonomeres antioxydants a base phenol et de polymeres correspondants
WO2006060802A1 (fr) * 2004-12-03 2006-06-08 Polnox Corporation Synthese d'antioxydants macromoleculaires a base de phenols entraves de maniere sterique
CA2598703A1 (fr) 2005-02-22 2006-08-31 Polnox Corporation Antioxydants macromoleculaires fonctionnels doubles contenant de l'azote et un phenol encombre: synthese, performances et applications
US7705185B2 (en) 2005-03-25 2010-04-27 Polnox Corporation Alkylated and polymeric macromolecular antioxidants and methods of making and using the same
US20070149660A1 (en) 2005-10-27 2007-06-28 Vijayendra Kumar Stabilized polyolefin compositions
US7705176B2 (en) 2005-10-27 2010-04-27 Polnox Corporation Macromolecular antioxidants based on sterically hindered phenols and phosphites
US20070161522A1 (en) 2005-12-02 2007-07-12 Cholli Ashok L Lubricant oil compositions
CN100412043C (zh) * 2006-05-31 2008-08-20 天津大学 树脂催化制备4,6-二叔丁基间苯二酚的方法
WO2008005358A2 (fr) 2006-07-06 2008-01-10 Polnox Corporation Antioxydants macromoléculaires innovants comprenant des fragments antioxydants différents : structures, procédés de fabrication et d'utilisation
US7767853B2 (en) 2006-10-20 2010-08-03 Polnox Corporation Antioxidants and methods of making and using the same
EP3071544B1 (fr) 2013-11-22 2022-07-06 Polnox Corporation Antioxydants macromoléculaires basés sur deux types de fractions par molécule : structures, leurs procédés de fabrication et d'utilisation
US20180251695A1 (en) 2017-03-01 2018-09-06 Polnox Corporation Macromolecular Corrosion (McIn) Inhibitors: Structures, Methods Of Making And Using The Same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2722556A (en) * 1952-03-19 1955-11-01 Eastman Kodak Co Preparation of tertiary butyl hydroquinone
GB761613A (en) * 1954-07-19 1956-11-14 Eastman Kodak Co Preparation of tertiary-butyl-hydroquinone
DE2039123A1 (de) * 1970-08-06 1972-02-10 Union Rheinische Braunkohlen Verfahren zur Alkylierung von Dihydroxybenzolen
US3965039A (en) * 1974-11-19 1976-06-22 Chaplits Donat N Ion-exchange molded catalyst and method of its preparation
US4323715A (en) * 1980-11-20 1982-04-06 Uop Inc. Preparation of mono-tertiary butylhydroquinone
US5072054A (en) * 1986-07-29 1991-12-10 Mobil Oil Corp. Process for preparing short chain alkyl phenols
US6215020B1 (en) * 1998-06-30 2001-04-10 Eastman Chemical Company Basic clay catalyst for the production of pentylglycol monoesters

Also Published As

Publication number Publication date
FR2822822A1 (fr) 2002-10-04
US20030125586A1 (en) 2003-07-03
GB2378441A (en) 2003-02-12
GB2378441B (en) 2004-09-22
WO2002079130A1 (fr) 2002-10-10
US7112705B2 (en) 2006-09-26
GB0206189D0 (en) 2002-05-01

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20141128