BR7702296A - Processo para a orto-alcoilacao seletiva de um fenol na presenca de um catalisador de oxido de cobrecromo - Google Patents

Processo para a orto-alcoilacao seletiva de um fenol na presenca de um catalisador de oxido de cobrecromo

Info

Publication number
BR7702296A
BR7702296A BR7702296A BR7702296A BR7702296A BR 7702296 A BR7702296 A BR 7702296A BR 7702296 A BR7702296 A BR 7702296A BR 7702296 A BR7702296 A BR 7702296A BR 7702296 A BR7702296 A BR 7702296A
Authority
BR
Brazil
Prior art keywords
coppercrym
alkylacation
orto
phenol
selective
Prior art date
Application number
BR7702296A
Other languages
English (en)
Portuguese (pt)
Inventor
W Smith
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of BR7702296A publication Critical patent/BR7702296A/pt

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
    • C07C37/11—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms
    • C07C37/16—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by condensation involving hydroxy groups of phenols or alcohols or the ether or mineral ester group derived therefrom

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)
BR7702296A 1976-04-13 1977-04-12 Processo para a orto-alcoilacao seletiva de um fenol na presenca de um catalisador de oxido de cobrecromo BR7702296A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67650376A 1976-04-13 1976-04-13

Publications (1)

Publication Number Publication Date
BR7702296A true BR7702296A (pt) 1978-05-09

Family

ID=24714792

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7702296A BR7702296A (pt) 1976-04-13 1977-04-12 Processo para a orto-alcoilacao seletiva de um fenol na presenca de um catalisador de oxido de cobrecromo

Country Status (8)

Country Link
JP (1) JPS52125134A (ja)
AU (1) AU509924B2 (ja)
BR (1) BR7702296A (ja)
CA (1) CA1090828A (ja)
DE (1) DE2716035A1 (ja)
FR (1) FR2348178A1 (ja)
GB (1) GB1522775A (ja)
NL (1) NL7704055A (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5645428A (en) * 1979-09-21 1981-04-25 Mitsui Toatsu Chem Inc Preparation of o-alkylated phenol
DE3100734C2 (de) * 1980-03-29 1983-07-07 Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln Verfahren zur o-Alkylierung von Phenolen
DE3012357C2 (de) * 1980-03-29 1983-03-24 Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln Verfahren und Katalysator zur ortho-Alkylierung von Phenolen
DE3406536A1 (de) * 1984-02-23 1985-09-05 Union Rheinische Braunkohlen Kraftstoff AG, 5000 Köln Verfahren zur umwandlung von meta-/para-kresolgemischen
DE3524331A1 (de) * 1985-07-08 1987-01-08 Basf Ag Verfahren zur gasphasenalkylierung von phenolen und hierzu geeigneter katalysator

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1297110B (de) * 1966-08-08 1969-06-12 Union Rheinische Braunkohlen Verfahren zur Alkylierung von Phenolen
GB1181437A (en) * 1966-09-30 1970-02-18 Shell Int Research Process for the preparation of 2,3,5-trimethyl phenol.
US3716589A (en) * 1968-11-27 1973-02-13 Agency Ind Science Techn Process for the synthesis of 2,6-dimethylphenols
US3718704A (en) * 1971-01-08 1973-02-27 Ashland Oil Inc Methylation process

Also Published As

Publication number Publication date
CA1090828A (en) 1980-12-02
JPS6127378B2 (ja) 1986-06-25
DE2716035A1 (de) 1977-11-03
NL7704055A (nl) 1977-10-17
JPS52125134A (en) 1977-10-20
AU509924B2 (en) 1980-05-29
AU2410077A (en) 1978-10-12
GB1522775A (en) 1978-08-31
FR2348178A1 (fr) 1977-11-10

Similar Documents

Publication Publication Date Title
BR7704322A (pt) Processo para a preparacao de metil-tercio-butileter
BR7705457A (pt) Processo para a preparacao de poliuretanoureias
BR7704474A (pt) Processo para a preparacao de compostos de antraquinona,e compostos assim obtidos
BR7706383A (pt) Processo para producao de zeolito a;e zeolito a
BR7706238A (pt) Processo catalitico aperfeicoado para a preparacao de carbonato aromatico
BR7703474A (pt) Catalisador,processo para sua fabricacao,e sua aplicacao
BR7703748A (pt) Processo para a preparacao de oligouretanas,oligouretanas e seu emprego
BR7704453A (pt) Processo para a transformacao de organossiloxanas
BR7706236A (pt) Processo para a preparacao de um meta-fenoxi-benzaldeido
BR7701049A (pt) Catalisador e processo para a preparacao do mesmo
BR7700679A (pt) Processo aperfeicoado para a preparacao de meta-ariloxi-benzaldeidos
BR7704536A (pt) Processo para a preparacao de ticl3 violeta
BR7702263A (pt) Processo para a prosucao de acrilonitrila;e catalisador de ferro/oxido de antimonio
BR7905083A (pt) Processo para a homopolimerizacao e copolimerizacao de olefinas,e processo para obtencao de um catalisador aplicavel no mesmo
BR7702297A (pt) Processo para a orto-alcoilacao de fenois na presenca de um catalisador de oxido misto de cobre-zincoaluminio
BR7702207A (pt) Processo para a preparacao de alquiltiometilfenois
BR7706140A (pt) Processo para a regeneracao de um catalisador
BR7701877A (pt) Processo para dessulfurizacao de oxido de zinco
BR7702296A (pt) Processo para a orto-alcoilacao seletiva de um fenol na presenca de um catalisador de oxido de cobrecromo
BR7702298A (pt) Processo para a orto-alcoilacao seletiva de fenois usando aldeido e hidrogenio na presenca de catalisador de oxido de cobre-cromo
BR7704555A (pt) Processo para a preparacao de benzaldeidos,e compostos assim obteniveis
BR7507250A (pt) Processo para a preparacao de diclorosilana por desmutacao de triclorosilana em presenca de catalisador
BR7701004A (pt) Processo para a preparacao de azo-corantes
BR7706374A (pt) Processo para a preparacao de um copolimero
BR7700626A (pt) Processo para ativacao de um catalizador,e catalizador assim ativado