IT1029934B - Procedimento per idrossilare fenolo - Google Patents

Procedimento per idrossilare fenolo

Info

Publication number
IT1029934B
IT1029934B IT48436/75A IT4843675A IT1029934B IT 1029934 B IT1029934 B IT 1029934B IT 48436/75 A IT48436/75 A IT 48436/75A IT 4843675 A IT4843675 A IT 4843675A IT 1029934 B IT1029934 B IT 1029934B
Authority
IT
Italy
Prior art keywords
hydroxyling
phenol
procedure
hydroxyling phenol
Prior art date
Application number
IT48436/75A
Other languages
English (en)
Italian (it)
Original Assignee
Bayer 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
Application filed by Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1029934B publication Critical patent/IT1029934B/it

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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
IT48436/75A 1974-03-06 1975-03-04 Procedimento per idrossilare fenolo IT1029934B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2410742A DE2410742C3 (de) 1974-03-06 1974-03-06 Verfahren zur Herstellung von Brenzkatechin und Hydrochinon durch Kernhydroxylierung von Phenol

Publications (1)

Publication Number Publication Date
IT1029934B true IT1029934B (it) 1979-03-20

Family

ID=5909271

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48436/75A IT1029934B (it) 1974-03-06 1975-03-04 Procedimento per idrossilare fenolo

Country Status (8)

Country Link
US (2) US4053523A (e)
JP (1) JPS582214B2 (e)
BE (1) BE826243A (e)
DE (1) DE2410742C3 (e)
FR (1) FR2263215B1 (e)
GB (1) GB1442289A (e)
IT (1) IT1029934B (e)
LU (1) LU71959A1 (e)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2410742C3 (de) * 1974-03-06 1981-01-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Brenzkatechin und Hydrochinon durch Kernhydroxylierung von Phenol
US4174460A (en) * 1974-03-06 1979-11-13 Bayer Aktiengesellschaft Process for the hydroxylation of phenols and phenol ethers in the nucleus
FR2318851A1 (fr) * 1975-07-25 1977-02-18 Rhone Poulenc Ind Procede d'hydroxylation de composes aromatiques
FR2336364A1 (fr) * 1975-12-24 1977-07-22 Rhone Poulenc Ind Hydroxylation de composes aromatiques
DE2928743A1 (de) * 1979-07-17 1981-02-05 Bayer Ag Verfahren zur herstellung mehrwertiger phenole
US4419528A (en) * 1979-10-05 1983-12-06 Pcuk - Produits Chimiques Ugine Kuhlmann Regioselective preparation of α- or β-naphthol
FR2483403A1 (fr) * 1980-06-03 1981-12-04 Ugine Kuhlmann Procede de meta-hydroxylation des alkyl-phenols et de leurs ethers en milieu superacide
DE3308769C2 (de) * 1983-03-11 1985-01-24 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Dihydroxybenzolen
DE3308726C2 (de) * 1983-03-11 1991-01-24 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Dihydroxybenzolen
DE3308763C2 (de) * 1983-03-11 1985-01-24 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Dihydroxybenzolen
DE3308737C2 (de) * 1983-03-11 1985-01-24 Degussa Ag, 6000 Frankfurt Verfahren zur Herstellung von Brenzcatechin und Hydrochinon
US4588845A (en) * 1983-07-18 1986-05-13 Fmc Corporation Oxidation of unsaturated organic compounds with hydrogen peroxide
DE3334854A1 (de) * 1983-09-27 1985-04-11 Degussa Ag, 6000 Frankfurt Verfahren zur herstellung nichtwaessriger wasserstoffperoxidloesungen und deren verwendung
US4814521A (en) * 1985-06-07 1989-03-21 Kureha Kagaku Kogyo Kabushiki Kaisha Process for producing 2,6-dihydroxynaphthalene and 2,6-diacetoxynaphthalene
DE3602180A1 (de) * 1986-01-25 1987-07-30 Degussa Verfahren zur herstellung von brenzkatechin und hydrochinon
DE3607924C1 (de) * 1986-03-11 1987-08-20 Degussa Verfahren zur Herstellung von Trihydroxybenzolen durch Hydroxylierung von Resorcin
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.
JP2897364B2 (ja) * 1990-07-26 1999-05-31 大日本インキ化学工業株式会社 二価フェノール類の製法
EP0558376B1 (fr) * 1992-02-26 1997-10-08 Rhone-Poulenc Chimie Procédé de monohydroxylation de composés phénoliques
FR2932178B1 (fr) * 2008-06-09 2012-12-07 Rhodia Operations Procede d'hydroxylation de phenols et d'ethers de phenols
US9133088B1 (en) 2014-04-30 2015-09-15 Yuan-Zhang Han Process for hydroxylating phenolic substrate
EP3191437A1 (en) 2014-08-19 2017-07-19 Rhodia Operations Process for hydroxylating phenolic substrate
CN106187704B (zh) * 2016-07-04 2019-03-12 中石化炼化工程（集团）股份有限公司 一种催化蒸馏生产苯酚和/或苯二酚的方法
CN106045820B (zh) * 2016-07-04 2019-03-12 中石化炼化工程（集团）股份有限公司 一种催化蒸馏生产苯酚和/或苯二酚的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2071464A5 (e) * 1969-12-30 1971-09-17 Rhone Poulenc Sa
US3993673A (en) * 1970-02-26 1976-11-23 Union Carbide Corporation Production of olefin oxides
US3816545A (en) * 1971-02-16 1974-06-11 Universal Oil Prod Co Hydroxylation of aromatic compounds
DE2150657C3 (de) * 1971-07-17 1978-10-26 Brichima S.P.A., Mailand (Italien) Verfahren zur Herstellung einer Mischung aus Brenzcatechin und Hydrochinon
DE2410742C3 (de) * 1974-03-06 1981-01-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Brenzkatechin und Hydrochinon durch Kernhydroxylierung von Phenol

Also Published As

Publication number Publication date
JPS50121235A (e) 1975-09-23
US4214105A (en) 1980-07-22
DE2410742B2 (de) 1980-04-30
US4053523A (en) 1977-10-11
FR2263215A1 (e) 1975-10-03
BE826243A (fr) 1975-09-04
JPS582214B2 (ja) 1983-01-14
LU71959A1 (e) 1976-02-04
DE2410742A1 (de) 1975-09-18
DE2410742C3 (de) 1981-01-08
GB1442289A (en) 1976-07-14
FR2263215B1 (e) 1979-02-09

Similar Documents

Publication Publication Date Title
IT1029934B (it) Procedimento per idrossilare fenolo
SE427752B (sv) Forfarande for framstellning n-fosfonometylglycin
AR205578A1 (es) Procedimiento para preparar compuesto de 3-fenoxi-3-fenilpropilamina
IT1044023B (it) Procedimento per dealogenare composti aromatici
IT1047665B (it) Procedimento per preparare diaril carbonati
IT1042173B (it) Procedimento per preparare butandioli
IT1025413B (it) Otturatore per apparecchio forograficc
MX3837E (es) Procedimiento para preparar urea-amoniaco
SE7506339L (sv) Forfarande for fluorering.
DK277375A (da) Fremgangsmade til immundiffusion
NO134406C (no) Trinse for skistav.
JPS5128189A (ja) Koketsushoseihoriorefuin no kokatsuseijugohoho
IT1050317B (it) Procedimento di decaffeinizzazione
SE409641B (sv) Lopare for blixtlas
TR18782A (tr) Katalizoer imaline mahsus usul
IT1033359B (it) Procedimento per produrre alchilfenoli
IT1040067B (it) Procedimento per preparare clorosilani
JPS51102222A (ja) Ben
JPS5128374A (ja) Hakunetsutoshomeikiguppontaiwaku no gurooburagobunonejikeiseihoho
IT7947504A0 (it) Procedimento per preparare mono-o-b-idrossietil-7-rutoside
SE7506692L (sv) Djupdragningsforfarande.
SE7514096L (sv) Slitlenk for deckskedjor.
FR2277879A1 (fr) Procede per
JPS5129718A (ja) Ben
JPS5127815A (ja) Usudegokuteitansoreienkohan no seizohoho