CS159783B2 - - Google Patents

Info

Publication number
CS159783B2
CS159783B2 CS8793A CS879370A CS159783B2 CS 159783 B2 CS159783 B2 CS 159783B2 CS 8793 A CS8793 A CS 8793A CS 879370 A CS879370 A CS 879370A CS 159783 B2 CS159783 B2 CS 159783B2
Authority
CS
Czechoslovakia
Application number
CS8793A
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 filed Critical
Publication of CS159783B2 publication Critical patent/CS159783B2/cs

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
    • C07C37/60—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by oxidation reactions introducing directly hydroxy groups on a =CH-group belonging to a six-membered aromatic ring with the aid of other oxidants than molecular oxygen or their mixtures with molecular oxygen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/01—Preparation of ethers
    • C07C41/18—Preparation of ethers by reactions not forming ether-oxygen bonds
    • C07C41/26—Preparation of ethers by reactions not forming ether-oxygen bonds by introduction of hydroxy or O-metal groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CS8793A 1969-12-30 1970-12-27 CS159783B2 (cs)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6945467A FR2071464A5 (cs) 1969-12-30 1969-12-30

Publications (1)

Publication Number Publication Date
CS159783B2 true CS159783B2 (cs) 1975-01-31

Family

ID=9045393

Family Applications (1)

Application Number Title Priority Date Filing Date
CS8793A CS159783B2 (cs) 1969-12-30 1970-12-27

Country Status (15)

Country Link
US (1) US3849502A (cs)
JP (1) JPS5213B1 (cs)
AT (1) AT305243B (cs)
BE (1) BE761017A (cs)
BR (1) BR7024945D0 (cs)
CH (1) CH515201A (cs)
CS (1) CS159783B2 (cs)
DE (1) DE2064497C3 (cs)
FR (1) FR2071464A5 (cs)
GB (1) GB1301709A (cs)
LU (1) LU62344A1 (cs)
NL (1) NL150094B (cs)
PL (1) PL84892B1 (cs)
SE (1) SE372515B (cs)
SU (1) SU505345A3 (cs)

Families Citing this family (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2150657C3 (de) 1971-07-17 1978-10-26 Brichima S.P.A., Mailand (Italien) Verfahren zur Herstellung einer Mischung aus Brenzcatechin und Hydrochinon
FR2182668A1 (cs) * 1972-05-03 1973-12-14 Rhone Poulenc Sa
US3950437A (en) * 1972-12-25 1976-04-13 Oxirane Chemical Co. Method for manufacture of dihydric phenols
DE2410742C3 (de) * 1974-03-06 1981-01-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Brenzkatechin und Hydrochinon durch Kernhydroxylierung von Phenol
DE2410758C3 (de) * 1974-03-06 1981-01-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von mehrwertigen substituierten Phenolen bzw. Monoäthern mehrwertiger Phenole durch Kernhydroxylierung von Phenolen oder Phenoläthern
US4174460A (en) * 1974-03-06 1979-11-13 Bayer Aktiengesellschaft Process for the hydroxylation of phenols and phenol ethers in the nucleus
US4078006A (en) * 1974-04-04 1978-03-07 Ube Industries, Ltd. Process for preparing dihydric phenol derivatives
GB1448358A (en) * 1974-04-04 1976-09-08 Ube Industries Process for preparint dihydric phenol derivatives
GB1448357A (en) * 1974-04-04 1976-09-08 Ube Industries Process for preparing dihydric phenol derivatives
US4013727A (en) * 1974-11-07 1977-03-22 Ube Industries, Ltd. Process for preparing hydroxyphenyl ethers
FR2318851A1 (fr) * 1975-07-25 1977-02-18 Rhone Poulenc Ind Procede d'hydroxylation de composes aromatiques
JPS5833207B2 (ja) * 1975-08-28 1983-07-18 工業技術院長 ニカフエノ−ルノセイゾウホウホウ
FR2336364A1 (fr) * 1975-12-24 1977-07-22 Rhone Poulenc Ind Hydroxylation de composes aromatiques
JPS5278842A (en) * 1975-12-26 1977-07-02 Ube Ind Ltd Preparation of divalent phenols
JPS5278843A (en) * 1975-12-26 1977-07-02 Ube Ind Ltd Preparation of diphenols
JPS52118436A (en) * 1976-03-30 1977-10-04 Ube Ind Ltd Synthesis of catechol and hydroquinone
JPS52142026A (en) * 1976-05-21 1977-11-26 Ube Ind Ltd Production of catechol and hydroquinone
DE2658943C3 (de) * 1976-12-24 1982-02-18 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Brenzkatechin und Hydrochinon
US4258219A (en) * 1978-10-27 1981-03-24 Mitsui Toatsu Chemicals, Inc. Process for producing hydroquinone
DE2928743A1 (de) * 1979-07-17 1981-02-05 Bayer Ag Verfahren zur herstellung mehrwertiger phenole
DE2942366A1 (de) * 1979-10-19 1981-04-30 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung mehrwertiger phenole
DE3308726C2 (de) * 1983-03-11 1991-01-24 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Dihydroxybenzolen
US4588845A (en) * 1983-07-18 1986-05-13 Fmc Corporation Oxidation of unsaturated organic compounds with hydrogen peroxide
DE3602180A1 (de) * 1986-01-25 1987-07-30 Degussa Verfahren zur herstellung von brenzkatechin und hydrochinon
DE3607923A1 (de) * 1986-03-11 1987-09-17 Degussa Verfahren zur herstellung substituierter trihydroxybenzole
DE3643206C1 (de) * 1986-12-18 1988-03-24 Degussa Verfahren zur Herstellung von substituierten Dihydroxybenzolen
FR2649695A1 (fr) * 1989-07-11 1991-01-18 Rhone Poulenc Chimie Procede d'hydroxylation de phenols et d'ethers de phenols
FR2655332A1 (fr) * 1989-12-05 1991-06-07 Rhone Poulenc Chimie Procede d'hydroxylation de phenols et d'ethers de phenols.
FR2667598B1 (fr) * 1990-10-08 1994-05-20 Rhone Poulenc Chimie Procede d'hydroxylation de composes phenoliques.
US5120884A (en) * 1991-02-14 1992-06-09 The Dow Chemical Company Preparation of hydroxy arylcyclobutenes
IT1251640B (it) * 1991-10-28 1995-05-17 Ausimont Spa Processo per ossidare composti aromatici ed alifatici
EP0558376B1 (fr) * 1992-02-26 1997-10-08 Rhone-Poulenc Chimie Procédé de monohydroxylation de composés phénoliques
FR2687663B1 (fr) * 1992-02-26 1994-05-20 Rhone Poulenc Chimie Procede d'hydroxylation de composes phenoliques.
FR2687662B1 (fr) * 1992-02-26 1995-06-09 Rhone Poulenc Chimie Procede d'hydroxylation de composes phenoliques.
FR2700332B1 (fr) * 1993-01-08 1995-03-10 Rhone Poulenc Chimie Procédé d'hydroxylation de composés phénoliques.
FR2700333B1 (fr) * 1993-01-08 1995-03-10 Rhone Poulenc Chimie Procédé de préparation de composés aromatiques dihydroxyles.
DE69417773T2 (de) * 1993-01-08 1999-11-11 Rhodia Chimie, Courbevoie Verfahren zur Herstellung eines p-Fuchsons
JP3864558B2 (ja) 1998-05-29 2007-01-10 宇部興産株式会社 二価フェノールの製法及びその製造装置
JP2007015929A (ja) * 2003-10-31 2007-01-25 Ube Ind Ltd ヒドロキシフェニルエーテルの製造方法
FR2903100B1 (fr) * 2006-06-29 2012-08-03 Rhodia Recherches & Tech Procede de preparation d'hydroquinone purifiee
FR2905374B1 (fr) 2006-09-04 2008-11-14 Rhodia Recherches & Tech Procede de preparation d'hydroquinone de purete elevee.
FR2925489B1 (fr) 2007-12-19 2010-02-05 Rhodia Operations Procede de preparation de pyrocatechol purifie
FR2932178B1 (fr) 2008-06-09 2012-12-07 Rhodia Operations Procede d'hydroxylation de phenols et d'ethers de phenols
FR2944012B1 (fr) 2009-04-06 2011-05-20 Rhodia Operations Procede d'hydroxylation de phenols et d'ethers de phenols.
FR2971783B1 (fr) 2011-02-17 2013-02-15 Rhodia Operations Procede d'hydroxylation de phenols et d'ethers de phenols
FR2975393B1 (fr) 2011-05-19 2013-05-10 Rhodia Operations Procede d'hydroxylation de phenols et d'ethers de phenols
FR2987046B1 (fr) 2012-02-17 2014-03-21 Rhodia Operations Procede d'hydroxylation de composes aromatiques, catalyseur d'hydroxylation et son procede de preparation
EP3048091B1 (en) * 2013-09-20 2018-08-01 Mitsui Chemicals, Inc. Method for producing aromatic dihydroxy compound
US9133088B1 (en) 2014-04-30 2015-09-15 Yuan-Zhang Han Process for hydroxylating phenolic substrate
WO2016028490A1 (en) 2014-08-19 2016-02-25 Yuan-Zhang Han Process for hydroxylating phenolic substrate
FR3038897B1 (fr) 2015-07-17 2019-01-25 Rhodia Operations Procede d'hydroxylation d'un substrat phenolique
FR3067348B1 (fr) 2017-06-13 2019-06-28 Rhodia Operations Compositions comprenant de l'hydroquinone et du catechol, procede de preparation de ces compositions
FR3074177A1 (fr) 2017-11-30 2019-05-31 Rhodia Operations Compositions comprenant du 4-alkoxyphenol et du 2-alkoxyphenol, et leur procede de preparation
FR3075198B1 (fr) 2017-12-15 2020-04-03 Rhodia Operations Procede d'hydroxylation d'un compose aromatique

Also Published As

Publication number Publication date
CH515201A (fr) 1971-11-15
DE2064497C3 (de) 1978-08-31
BR7024945D0 (pt) 1973-01-09
FR2071464A5 (cs) 1971-09-17
DE2064497B2 (de) 1973-01-25
US3849502A (en) 1974-11-19
LU62344A1 (cs) 1971-08-13
NL150094B (nl) 1976-07-15
PL84892B1 (cs) 1976-04-30
BE761017A (fr) 1971-06-29
DE2064497A1 (de) 1971-07-08
SE372515B (cs) 1974-12-23
GB1301709A (cs) 1973-01-04
AT305243B (de) 1973-02-12
SU505345A3 (ru) 1976-02-28
NL7018660A (cs) 1971-07-02
JPS5213B1 (cs) 1977-01-05

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