BE862236A - Procede pour la preparation de polyphenols - Google Patents

Procede pour la preparation de polyphenols

Info

Publication number
BE862236A
BE862236A BE2056546A BE2056546A BE862236A BE 862236 A BE862236 A BE 862236A BE 2056546 A BE2056546 A BE 2056546A BE 2056546 A BE2056546 A BE 2056546A BE 862236 A BE862236 A BE 862236A
Authority
BE
Belgium
Prior art keywords
polyphenols
preparation
Prior art date
Application number
BE2056546A
Other languages
English (en)
French (fr)
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
Publication of BE862236A publication Critical patent/BE862236A/xx

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)
BE2056546A 1976-12-24 1977-12-23 Procede pour la preparation de polyphenols BE862236A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2658943A DE2658943C3 (de) 1976-12-24 1976-12-24 Verfahren zur Herstellung von Brenzkatechin und Hydrochinon

Publications (1)

Publication Number Publication Date
BE862236A true BE862236A (fr) 1978-06-23

Family

ID=5996705

Family Applications (1)

Application Number Title Priority Date Filing Date
BE2056546A BE862236A (fr) 1976-12-24 1977-12-23 Procede pour la preparation de polyphenols

Country Status (12)

Country Link
US (1) US4182917A (xx)
JP (1) JPS585890B2 (xx)
BE (1) BE862236A (xx)
CA (1) CA1090827A (xx)
CH (1) CH630590A5 (xx)
DE (1) DE2658943C3 (xx)
FR (1) FR2375174A1 (xx)
GB (1) GB1569670A (xx)
IL (1) IL53664A (xx)
IT (1) IT1093074B (xx)
NL (1) NL7714193A (xx)
SU (1) SU676159A3 (xx)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3031736A1 (de) * 1980-08-22 1982-04-01 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von brenzkatechin und hydrochinon
DE3308769C2 (de) * 1983-03-11 1985-01-24 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
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
DE3632075A1 (de) * 1986-09-20 1988-03-24 Degussa Verfahren zur herstellung von trihydroxy- bzw. alkoxyhydroxybenzolen
FR2700333B1 (fr) * 1993-01-08 1995-03-10 Rhone Poulenc Chimie Procédé de préparation de composés aromatiques dihydroxyles.
DE102010008393A1 (de) 2010-02-10 2011-10-06 Technische Universität Dresden Substrat zur Bodenverbesserung mit Wasser speichernder Eigenschaft, Verfahren zur Herstellung und dessen Verwendung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL129007C (xx) * 1965-04-09 1900-01-01
US3488395A (en) * 1965-10-04 1970-01-06 Ici Ltd Oxidation process
FR1479354A (fr) * 1966-03-15 1967-05-05 Rhone Poulenc Sa Procédé d'obtention de polyphénols
GB1167732A (en) * 1966-07-25 1969-10-22 Ici Ltd Oxidation of Aromatic Hydrocarbons
FR2071464A5 (xx) * 1969-12-30 1971-09-17 Rhone Poulenc Sa
DE2150657C3 (de) * 1971-07-17 1978-10-26 Brichima S.P.A., Mailand (Italien) Verfahren zur Herstellung einer Mischung aus Brenzcatechin und Hydrochinon
JPS5238023B2 (xx) * 1973-11-10 1977-09-27
CA1024165A (en) * 1972-12-25 1978-01-10 Agency Of Industrial Science And Technology, Ministry Of International Trade And Industry Method for manufacture of dihydric phenols
US3950437A (en) * 1972-12-25 1976-04-13 Oxirane Chemical Co. Method for manufacture of dihydric phenols
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

Also Published As

Publication number Publication date
IL53664A0 (en) 1978-03-10
DE2658943C3 (de) 1982-02-18
FR2375174B1 (xx) 1983-12-02
FR2375174A1 (fr) 1978-07-21
DE2658943B2 (de) 1979-03-15
US4182917A (en) 1980-01-08
SU676159A3 (ru) 1979-07-25
JPS5379826A (en) 1978-07-14
JPS585890B2 (ja) 1983-02-02
CH630590A5 (de) 1982-06-30
NL7714193A (nl) 1978-06-27
DE2658943A1 (de) 1978-07-06
CA1090827A (en) 1980-12-02
IL53664A (en) 1982-03-31
IT1093074B (it) 1985-07-19
GB1569670A (en) 1980-06-18

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BAYER A.G.

Effective date: 19891231