BR7907434A - Processo para a obtencao de p-terc.-butilbenzaldeido e seus derivados substituidos no nucleo com halogenio,bem como brometo de p-terc.-butilbenzilideno e seus derivados substituidos no nucleo com halogenio - Google Patents

Processo para a obtencao de p-terc.-butilbenzaldeido e seus derivados substituidos no nucleo com halogenio,bem como brometo de p-terc.-butilbenzilideno e seus derivados substituidos no nucleo com halogenio

Info

Publication number
BR7907434A
BR7907434A BR7907434A BR7907434A BR7907434A BR 7907434 A BR7907434 A BR 7907434A BR 7907434 A BR7907434 A BR 7907434A BR 7907434 A BR7907434 A BR 7907434A BR 7907434 A BR7907434 A BR 7907434A
Authority
BR
Brazil
Prior art keywords
nucleus
terc
substituted derivatives
halogen
bromide
Prior art date
Application number
BR7907434A
Other languages
English (en)
Inventor
Franz Landauer
Georg Schaeffer
Original Assignee
Hoechst 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25776504&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR7907434(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE2849692A external-priority patent/DE2849692C3/de
Priority claimed from DE19792911237 external-priority patent/DE2911237B2/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of BR7907434A publication Critical patent/BR7907434A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/80—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C22/00—Cyclic compounds containing halogen atoms bound to an acyclic carbon atom
    • C07C22/02—Cyclic compounds containing halogen atoms bound to an acyclic carbon atom having unsaturation in the rings
    • C07C22/04—Cyclic compounds containing halogen atoms bound to an acyclic carbon atom having unsaturation in the rings containing six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
    • C07C25/02—Monocyclic aromatic halogenated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C25/00—Compounds containing at least one halogen atom bound to a six-membered aromatic ring
    • C07C25/02—Monocyclic aromatic halogenated hydrocarbons
    • C07C25/13—Monocyclic aromatic halogenated hydrocarbons containing fluorine
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/42—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis
    • C07C45/43—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by hydrolysis of >CX2 groups, X being halogen
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
BR7907434A 1978-11-16 1979-11-14 Processo para a obtencao de p-terc.-butilbenzaldeido e seus derivados substituidos no nucleo com halogenio,bem como brometo de p-terc.-butilbenzilideno e seus derivados substituidos no nucleo com halogenio BR7907434A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE2849692A DE2849692C3 (de) 1978-11-16 1978-11-16 Verfahren zur Herstellung von p-tert.- Butylbenzaldehyd und dessen am Kern durch Halogen monosubstituierten Derivaten
DE19792911237 DE2911237B2 (de) 1979-03-22 1979-03-22 Verfahren zur Herstellung von p-tert-Butylbenzaldehyd und dessen am Kern durch Halogen mono substituierten Derivaten

Publications (1)

Publication Number Publication Date
BR7907434A true BR7907434A (pt) 1980-09-09

Family

ID=25776504

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7907434A BR7907434A (pt) 1978-11-16 1979-11-14 Processo para a obtencao de p-terc.-butilbenzaldeido e seus derivados substituidos no nucleo com halogenio,bem como brometo de p-terc.-butilbenzilideno e seus derivados substituidos no nucleo com halogenio

Country Status (8)

Country Link
US (1) US4277421A (pt)
EP (2) EP0011281B1 (pt)
AT (1) ATE670T1 (pt)
AU (1) AU529156B2 (pt)
BR (1) BR7907434A (pt)
CA (1) CA1133939A (pt)
DE (2) DE2962101D1 (pt)
IL (1) IL58718A (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5690031A (en) * 1979-12-21 1981-07-21 Sumitomo Chem Co Ltd Preparation of aromatic aldehyde
DE3029368A1 (de) * 1980-08-01 1982-03-04 Bayer Ag, 5090 Leverkusen Verfahren zur halogenierung von gegebenenfalls substituierten 4-tert.-butyltoluolen sowie die daraus erhaltenen gemische aus gegebenenfalls substituierten 4-tert.-butylbenzalhalogeniden, und 4-tert.-butylbenzotrihalogeniden
DE3029369A1 (de) * 1980-08-01 1982-03-18 Bayer Ag, 5090 Leverkusen Verfahren zur (alpha) -halogenierung von gegebenenfalls substituierten methylaromaten und (alpha) -brom und (alpha) -chlor enthaltende halogenierungsgemische
DE3029367A1 (de) * 1980-08-01 1982-03-04 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 4-tert.-butylbenzaldehyden
GB2103208B (en) * 1981-07-21 1985-08-21 Central Glass Co Ltd Vapor phase catalytic hydrolysis of benzal chloride or its halogen- or trifluoromethyl-substitute to form benzaldehyde or substitute

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB816253A (en) * 1957-01-15 1959-07-08 Chemon Corp Improvements relating to the production of benzaldehyde from toluene
US3700736A (en) * 1969-07-16 1972-10-24 Sumitomo Chemical Co Preparation of p-methylsulfonyl benzaldehhyde
CH526493A (de) 1969-09-19 1972-08-15 Ciba Geigy Ag Verfahren zur Herstellung aromatischer Aldehyde
DE2261616A1 (de) * 1971-12-17 1973-06-28 Albright & Wilson Verfahren zur herstellung von organischen aldehyden
JPS5225733A (en) * 1975-08-19 1977-02-25 Ihara Chem Ind Co Ltd Process for preparation of benzaldehydes
US4085147A (en) * 1976-02-05 1978-04-18 Shell Oil Company Preparation of meta-aryloxy-benzaldehydes
US4108904A (en) * 1976-09-22 1978-08-22 American Cyanamid Company Process for the preparation of m-phenoxybenzaldehyde

Also Published As

Publication number Publication date
EP0011281B1 (de) 1982-02-10
CA1133939A (en) 1982-10-19
IL58718A (en) 1983-07-31
US4277421A (en) 1981-07-07
DE2964310D1 (en) 1983-01-20
EP0011281A3 (en) 1980-09-03
AU529156B2 (en) 1983-05-26
EP0011281A2 (de) 1980-05-28
EP0034837B1 (de) 1982-12-15
IL58718A0 (en) 1980-02-29
ATE670T1 (de) 1982-02-15
EP0034837A1 (de) 1981-09-02
AU5281079A (en) 1980-05-22
DE2962101D1 (en) 1982-03-18

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: C07C 45/80 (2006.01), C07C 22/04 (2006.0