CA1025480A - Methode de preparation des diphenols - Google Patents

Methode de preparation des diphenols

Info

Publication number
CA1025480A
CA1025480A CA192,690A CA192690A CA1025480A CA 1025480 A CA1025480 A CA 1025480A CA 192690 A CA192690 A CA 192690A CA 1025480 A CA1025480 A CA 1025480A
Authority
CA
Canada
Prior art keywords
diphenols
preparing
preparing diphenols
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
CA192,690A
Other languages
English (en)
Inventor
Paolo Maggioni
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Brichima SpA
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
Application granted granted Critical
Publication of CA1025480A publication Critical patent/CA1025480A/fr
Expired legal-status Critical Current

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)
CA192,690A 1973-02-16 1974-02-15 Methode de preparation des diphenols Expired CA1025480A (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
CA1025480A true CA1025480A (fr) 1978-01-31

Family

ID=11167818

Family Applications (1)

Application Number Title Priority Date Filing Date
CA192,690A Expired CA1025480A (fr) 1973-02-16 1974-02-15 Methode de preparation des 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
JPS5826178B2 (ja) * 1979-11-30 1983-06-01 株式会社東芝 半導体装置
JPS5826177B2 (ja) * 1979-06-27 1983-06-01 株式会社東芝 半導体装置の製造方法
FR2454431A1 (fr) * 1979-04-19 1980-11-14 Brichima Spa Procede pour la production de dihydroxy-diphenyles alcoyles
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
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
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
US11092819B2 (en) 2017-09-27 2021-08-17 Gentex Corporation Full display mirror with accommodation correction

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
BE810978A (fr) 1974-05-29
FR2218312B1 (fr) 1977-09-16
GB1413439A (en) 1975-11-12
CH593219A5 (fr) 1977-11-30
DE2407398B2 (de) 1977-12-08
JPS5139209B2 (fr) 1976-10-26
NL7401892A (fr) 1974-08-20
US3929913A (en) 1975-12-30
NL162052B (nl) 1979-11-15
DE2407398A1 (de) 1974-08-22
FR2218312A1 (fr) 1974-09-13
NL162052C (nl) 1980-04-15
DE2407398C3 (de) 1978-08-17
IT979201B (it) 1974-09-30
JPS5024230A (fr) 1975-03-15

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