ATE670T1 - Verfahren zur herstellung von p-tert.-butylbenzaldehyd und dessen am kern durch halogen substituierten derivaten. - Google Patents

Verfahren zur herstellung von p-tert.-butylbenzaldehyd und dessen am kern durch halogen substituierten derivaten.

Info

Publication number
ATE670T1
ATE670T1 AT79104477T AT79104477T ATE670T1 AT E670 T1 ATE670 T1 AT E670T1 AT 79104477 T AT79104477 T AT 79104477T AT 79104477 T AT79104477 T AT 79104477T AT E670 T1 ATE670 T1 AT E670T1
Authority
AT
Austria
Prior art keywords
tert
substituted
butylbenzaldehyde
nucleus
core
Prior art date
Application number
AT79104477T
Other languages
English (en)
Inventor
Franz Dr. Landauer
Georg Dr. Schaeffer
Original Assignee
Hoechst Aktiengesellschaft
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=ATE670(T1) "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 Aktiengesellschaft filed Critical Hoechst Aktiengesellschaft
Application granted granted Critical
Publication of ATE670T1 publication Critical patent/ATE670T1/de

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)
AT79104477T 1978-11-16 1979-11-13 Verfahren zur herstellung von p-tert.-butylbenzaldehyd und dessen am kern durch halogen substituierten derivaten. ATE670T1 (de)

Applications Claiming Priority (3)

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
EP79104477A EP0011281B1 (de) 1978-11-16 1979-11-13 Verfahren zur Herstellung von p-tert.-Butylbenzaldehyd und dessen am Kern durch Halogen substituierten Derivaten.

Publications (1)

Publication Number Publication Date
ATE670T1 true ATE670T1 (de) 1982-02-15

Family

ID=25776504

Family Applications (1)

Application Number Title Priority Date Filing Date
AT79104477T ATE670T1 (de) 1978-11-16 1979-11-13 Verfahren zur herstellung von p-tert.-butylbenzaldehyd und dessen am kern durch halogen substituierten derivaten.

Country Status (8)

Country Link
US (1) US4277421A (de)
EP (2) EP0034837B1 (de)
AT (1) ATE670T1 (de)
AU (1) AU529156B2 (de)
BR (1) BR7907434A (de)
CA (1) CA1133939A (de)
DE (2) DE2964310D1 (de)
IL (1) IL58718A (de)

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
DE3029367A1 (de) * 1980-08-01 1982-03-04 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von 4-tert.-butylbenzaldehyden
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
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
FR2163741A1 (en) * 1971-12-17 1973-07-27 Albright & Wilson Aldehydes prodn - by hydrolysing of gem org dihalides in presence of phosphoric or sulphonic acid catalysts
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
CA1133939A (en) 1982-10-19
EP0034837A1 (de) 1981-09-02
BR7907434A (pt) 1980-09-09
EP0034837B1 (de) 1982-12-15
US4277421A (en) 1981-07-07
EP0011281A2 (de) 1980-05-28
EP0011281A3 (en) 1980-09-03
EP0011281B1 (de) 1982-02-10
IL58718A (en) 1983-07-31
AU529156B2 (en) 1983-05-26
IL58718A0 (en) 1980-02-29
AU5281079A (en) 1980-05-22
DE2964310D1 (en) 1983-01-20
DE2962101D1 (en) 1982-03-18

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Legal Events

Date Code Title Description
RVE Rejection due to an opposition filed with the epo