BE786368A - Procede de preparation de diphenols - Google Patents

Procede de preparation de diphenols

Info

Publication number
BE786368A
BE786368A BE786368A BE786368A BE786368A BE 786368 A BE786368 A BE 786368A BE 786368 A BE786368 A BE 786368A BE 786368 A BE786368 A BE 786368A BE 786368 A BE786368 A BE 786368A
Authority
BE
Belgium
Prior art keywords
diphenols
preparing
preparing diphenols
Prior art date
Application number
BE786368A
Other languages
English (en)
French (fr)
Inventor
S R L Brichima
Original Assignee
Brichima Spa
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 Brichima Spa filed Critical Brichima Spa
Publication of BE786368A publication Critical patent/BE786368A/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
    • 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
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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)
BE786368A 1971-07-17 1972-07-17 Procede de preparation de diphenols BE786368A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2696371 1971-07-17

Publications (1)

Publication Number Publication Date
BE786368A true BE786368A (fr) 1972-11-16

Family

ID=11220638

Family Applications (1)

Application Number Title Priority Date Filing Date
BE786368A BE786368A (fr) 1971-07-17 1972-07-17 Procede de preparation de diphenols

Country Status (9)

Country Link
US (1) US3836591A (de)
JP (1) JPS5641607B2 (de)
BE (1) BE786368A (de)
CA (1) CA995693A (de)
CH (1) CH575897A5 (de)
DE (2) DE2150657C3 (de)
FR (1) FR2146195B1 (de)
GB (1) GB1347625A (de)
NL (1) NL174344C (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4174460A (en) * 1974-03-06 1979-11-13 Bayer Aktiengesellschaft Process for the hydroxylation of phenols and phenol ethers in the nucleus
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
DE2410742C3 (de) * 1974-03-06 1981-01-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Brenzkatechin und Hydrochinon durch Kernhydroxylierung von Phenol
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
JPS51101932A (ja) * 1975-03-05 1976-09-08 Ube Industries Nikahoriarukirufuenoorunoseiho
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
DE2658943C3 (de) * 1976-12-24 1982-02-18 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Brenzkatechin und Hydrochinon
DE3031736A1 (de) * 1980-08-22 1982-04-01 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von brenzkatechin und hydrochinon
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.
JP6847581B2 (ja) 2016-02-12 2021-03-24 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカＰａｎａｓｏｎｉｃ Ｉｎｔｅｌｌｅｃｔｕａｌ Ｐｒｏｐｅｒｔｙ Ｃｏｒｐｏｒａｔｉｏｎ ｏｆ Ａｍｅｒｉｃａ 無線通信装置、及び無線通信装置における表示方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1140913A (en) 1965-10-04 1969-01-22 Ici Ltd Oxidation of aromatic hydrocarbons
FR1479354A (fr) 1966-03-15 1967-05-05 Rhone Poulenc Sa Procédé d'obtention de polyphénols
FR2071464A5 (de) 1969-12-30 1971-09-17 Rhone Poulenc Sa

Also Published As

Publication number Publication date
CA995693A (en) 1976-08-24
GB1347625A (en) 1974-02-27
FR2146195A1 (de) 1973-03-02
DE2150657A1 (de) 1973-01-25
DE2150657B2 (de) 1978-03-02
FR2146195B1 (de) 1974-06-21
CH575897A5 (de) 1976-05-31
JPS5641607B2 (de) 1981-09-29
NL174344C (nl) 1984-06-01
DE2167040C2 (de) 1982-07-08
US3836591A (en) 1974-09-17
JPS4828435A (de) 1973-04-14
NL7209868A (de) 1973-01-19
DE2150657C3 (de) 1978-10-26
DE2167040A1 (de) 1977-10-20

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BRICHIMA S.P.A.

Effective date: 19850731