BE810978A - Procede pour la preparation de diphenols - Google Patents

Procede pour la preparation de diphenols

Info

Publication number
BE810978A
BE810978A BE140864A BE140864A BE810978A BE 810978 A BE810978 A BE 810978A BE 140864 A BE140864 A BE 140864A BE 140864 A BE140864 A BE 140864A BE 810978 A BE810978 A BE 810978A
Authority
BE
Belgium
Prior art keywords
diphenols
preparation
Prior art date
Application number
BE140864A
Other languages
English (en)
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 BE810978A publication Critical patent/BE810978A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C37/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring
    • C07C37/60Preparation 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
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements 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)
BE140864A 1973-02-16 1974-02-13 Procede pour la preparation de diphenols BE810978A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20497/73A IT979201B (it) 1973-02-16 1973-02-16 Processo per la preparazione di difenoli

Publications (1)

Publication Number Publication Date
BE810978A true BE810978A (fr) 1974-05-29

Family

ID=11167818

Family Applications (1)

Application Number Title Priority Date Filing Date
BE140864A BE810978A (fr) 1973-02-16 1974-02-13 Procede pour la preparation de diphenols

Country Status (10)

Country Link
US (1) US3929913A (fr)
JP (1) JPS5139209B2 (fr)
BE (1) BE810978A (fr)
CA (1) CA1025480A (fr)
CH (1) CH593219A5 (fr)
DE (1) DE2407398C3 (fr)
FR (1) FR2218312B1 (fr)
GB (1) GB1413439A (fr)
IT (1) IT979201B (fr)
NL (1) NL162052C (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5826177B2 (ja) * 1979-06-27 1983-06-01 株式会社東芝 半導体装置の製造方法
JPS5826178B2 (ja) * 1979-11-30 1983-06-01 株式会社東芝 半導体装置
FR2454431A1 (fr) * 1979-04-19 1980-11-14 Brichima Spa Procede pour la production de dihydroxy-diphenyles alcoyles
JPS5892272A (ja) * 1981-11-27 1983-06-01 Mitsubishi Electric Corp 負帰還型GaAsマイクロ波モノリシツク増幅回路装置
JPS5892271A (ja) * 1981-11-27 1983-06-01 Mitsubishi Electric Corp GaAsマイクロ波モノリシツク集積回路装置
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
US5493061A (en) * 1994-12-09 1996-02-20 Council Of Scientific & Industrial Research Process for the conversion of phenol to hydroquinone and catechol
US5583267B1 (en) * 1995-01-27 1998-11-24 Enzymol International Biocatalytic process for preparing tetraalkylbiphenols
US6077979A (en) * 1999-02-18 2000-06-20 E. I. Du Pont De Nemours And Company Manufacture of 3,3',5,5'-tetramethyl-2,2'-biphenol
EP3687860B1 (fr) 2017-09-27 2021-12-29 Gentex Corporation Rétroviseur à affichage complet à correction d'accommodation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1595299A (en) * 1924-01-07 1926-08-10 Dow Chemical Co Manufacture of phenols
US3377386A (en) * 1964-12-10 1968-04-09 Texaco Inc Manufacture of phenolic compounds
US3662006A (en) * 1969-05-12 1972-05-09 Universal Oil Prod Co Hydroxylation of aromatic compounds
JPS5111103B1 (fr) * 1970-12-30 1976-04-08

Also Published As

Publication number Publication date
DE2407398C3 (de) 1978-08-17
JPS5024230A (fr) 1975-03-15
FR2218312A1 (fr) 1974-09-13
DE2407398A1 (de) 1974-08-22
NL162052B (nl) 1979-11-15
GB1413439A (en) 1975-11-12
DE2407398B2 (de) 1977-12-08
IT979201B (it) 1974-09-30
US3929913A (en) 1975-12-30
NL7401892A (fr) 1974-08-20
FR2218312B1 (fr) 1977-09-16
CH593219A5 (fr) 1977-11-30
JPS5139209B2 (fr) 1976-10-26
CA1025480A (fr) 1978-01-31
NL162052C (nl) 1980-04-15

Similar Documents

Publication Publication Date Title
BE813990A (fr) Procede pour la preparation de 3-methylmercaptopropionaldehyde
BE815252A (fr) Procede pour la preparation de 25-hydroxycholesterol
RO65957A (fr) Procede pour la preparation des piperazinyle-quinazolines
RO63539A (fr) Procede pour la preparation des piperazinylquinoxalines
BE812305A (fr) Procede pour la preparation de cyclohexanedione-1
BE819606A (fr) Procede pour la preparation de 5-fluorocytosine
RO63749A (fr) Procede pour la preparation des 5-pyrazolones-1-substituees
BE810978A (fr) Procede pour la preparation de diphenols
RO71806A (fr) Procede pour la preparation des aryle-acetilenes
RO80170A (fr) Procede pour la preparation des 6-desoxytetracyclines
RO68008A (fr) Procede pour la preparation des poles-n-alkyle-iminoalanes
RO69152A (fr) Procede pour la preparation des benzyleamines
RO64480A (fr) Procede de preparation de la pyridinecarboxamidosulfoniluree
BE808316A (fr) Procede pour la preparation de beta-alcoxy-omega-lactames
BE816073A (fr) Procede pour la preparation de la 1-chloroanthraquinone
BE820475A (fr) Procede de preparation de 6-demethyl-6-desoxy-6-methylene-tetracyclines
RO64485A (fr) Procede pour la preparation des benzimidazol-1-carbonamides
RO64926A (fr) Procede pour la preparation des 4-oxo-2-imidazolidinilidenurees
RO64863A (fr) Procede pour la preparation des aminopropanoles
BE813276A (fr) Procede pour la preparation de trimethylphenol
BE809494A (fr) Procede pour la preparation de 1,4-dioxanne
RO69470A2 (fr) Procede pour la preparation des-5-pyrazolones -1- substitues
RO63028A (fr) Procede pour la preparation des 1-alkylydenaminouracyles
BE807113A (fr) Procede pour la preparation de delta-cetoesters
RO63633A (fr) Procede pour la preparation des 1-ariloxy-2-hydroxy-3-alkynilaminopropanes

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: BRICHIMA S.P.A.

Effective date: 19860228