CH557313A - Verfahren zur herstellung von brenzcatechin und hydrochinon. - Google Patents

Verfahren zur herstellung von brenzcatechin und hydrochinon.

Info

Publication number
CH557313A
CH557313A CH1817571A CH1817571A CH557313A CH 557313 A CH557313 A CH 557313A CH 1817571 A CH1817571 A CH 1817571A CH 1817571 A CH1817571 A CH 1817571A CH 557313 A CH557313 A CH 557313A
Authority
CH
Switzerland
Prior art keywords
catechol
hydroquinone
manufacturing
Prior art date
Application number
CH1817571A
Other languages
English (en)
Original Assignee
Mitsubishi Chem Ind
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
Priority claimed from JP45128153A external-priority patent/JPS5111104B1/ja
Application filed by Mitsubishi Chem Ind filed Critical Mitsubishi Chem Ind
Publication of CH557313A publication Critical patent/CH557313A/de

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1817571A 1970-12-29 1971-12-13 Verfahren zur herstellung von brenzcatechin und hydrochinon. CH557313A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP45128153A JPS5111104B1 (de) 1970-12-29 1970-12-29
JP2107571 1971-04-07

Publications (1)

Publication Number Publication Date
CH557313A true CH557313A (de) 1974-12-31

Family

ID=26358093

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1817571A CH557313A (de) 1970-12-29 1971-12-13 Verfahren zur herstellung von brenzcatechin und hydrochinon.

Country Status (7)

Country Link
CA (1) CA919707A (de)
CH (1) CH557313A (de)
DE (1) DE2162552A1 (de)
FR (1) FR2121000A5 (de)
GB (1) GB1332420A (de)
IT (1) IT943314B (de)
NL (1) NL7117941A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
IT1195029B (it) * 1980-09-09 1988-09-28 Anic Spa Procedimento per la ossidrilazione di idrocarburi aromatici
US4530963A (en) * 1982-08-20 1985-07-23 Devoe-Holbein International, N.V. Insoluble chelating compositions
US4588845A (en) * 1983-07-18 1986-05-13 Fmc Corporation Oxidation of unsaturated organic compounds with hydrogen peroxide
FR2643633B1 (fr) * 1989-02-28 1991-05-10 Rhone Poulenc Chimie Procede d'hydroxylation de phenols et d'ethers de phenols
FR2744720B1 (fr) * 1996-02-09 1998-04-10 Rhone Poulenc Chimie Procede d'hydroxylation de composes phenoliques
CN1053389C (zh) * 1996-05-29 2000-06-14 吉林大学 苯酚过氧化氢羟化合成苯二酚的微孔树脂镶嵌的纳米粒子催化剂
WO2006038893A1 (en) * 2004-10-06 2006-04-13 Agency For Science, Technology And Research Oxidation of phenolic compound with hydrogen peroxide generated in the presence of the phenolic compound
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

Also Published As

Publication number Publication date
CA919707A (en) 1973-01-23
FR2121000A5 (de) 1972-08-18
IT943314B (it) 1973-04-02
GB1332420A (en) 1973-10-03
DE2162552A1 (de) 1972-08-03
NL7117941A (de) 1972-07-03

Similar Documents

Publication Publication Date Title
CH556336A (de) Verfahren zur herstellung von 1-acylierten 3-arylpyrrolidinen und 1-acylierten 3-arylpyrrolinen.
CH547279A (de) Verfahren zur herstellung von 5-aroylpyrrol-derivaten und deren verwendung.
CH557313A (de) Verfahren zur herstellung von brenzcatechin und hydrochinon.
AT313912B (de) Verfahren zur Herstellung von Azetidinonen-(2)
AT313471B (de) Verfahren zur Herstellung von 7-Halogen-7-deoxy-lincomycinen
AT310714B (de) Verfahren zur Herstellung von 4-Oxocapronitril
CH553168A (de) Verfahren zur herstellung von o-aminobenzonitril.
AT305230B (de) Verfahren zur Herstellung von 2-Äthylhexanal-(1)
CH553758A (de) Verfahren zur herstellung von azidosulfonylcarbanilaten.
AT308059B (de) Verfahren zur kontinuierlichen Herstellung von 1,2-Dichlorpropanol-(3) und 1,3-Dichlorpropanol-(2)
AT306032B (de) Verfahren zur Herstellung von 4-Hydroxy-6-halogenmethyl-pyrimidinen
AT310960B (de) Verfahren zur Herstellung von 6α-Methyl-19-nor-pregnenen
AT306490B (de) Verfahren zur Herstellung von Reibelementen
AT308980B (de) Verfahren zur Herstellung von 21-Desoxy-21-N-(N'-methylpiperazinyl)-prednisolon
AT301477B (de) Verfahren zur Herstellung von Zearalenon
CH541608A (de) Verfahren zur Herstellung von Nitrodiphenylaminen und deren Verwendung
CH558809A (de) Verfahren zur herstellung von penicillinen.
AT305963B (de) Verfahren zur Herstellung von N,O-Dialkylhydroxylaminen
AT315143B (de) Verfahren zur Herstellung von Cyclopropylmethylalkylaminen
AT304413B (de) Verfahren zur Herstellung von Zearalenon
CH554305A (de) Verfahren zur herstellung von halogenbenzoylhalogeniden und halogennitrobenzoylhalogeniden.
CH557793A (de) Verfahren zur herstellung von sebacinsaeurediestern.
AT314542B (de) Verfahren zur herstellung von 2,3-dihydrobenzodiazepinen
CH557854A (de) Verfahren zur herstellung von triarylcarbinollactonen.
CH528496A (de) Verfahren zur Herstellung von 21-Fluorsteroiden

Legal Events

Date Code Title Description
PL Patent ceased