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
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)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2849692A DE2849692B2 (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) | EP0011281B1 (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)
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 |
DE3029367A1 (de) * | 1980-08-01 | 1982-03-04 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von 4-tert.-butylbenzaldehyden |
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)
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 |
-
1979
- 1979-11-13 EP EP79104477A patent/EP0011281B1/de not_active Expired
- 1979-11-13 DE DE8181102900T patent/DE2964310D1/de not_active Expired
- 1979-11-13 DE DE7979104477T patent/DE2962101D1/de not_active Expired
- 1979-11-13 AT AT79104477T patent/ATE670T1/de active
- 1979-11-13 EP EP81102900A patent/EP0034837B1/de not_active Expired
- 1979-11-14 BR BR7907434A patent/BR7907434A/pt unknown
- 1979-11-14 AU AU52810/79A patent/AU529156B2/en not_active Ceased
- 1979-11-14 IL IL58718A patent/IL58718A/xx unknown
- 1979-11-14 US US06/094,058 patent/US4277421A/en not_active Expired - Lifetime
- 1979-11-15 CA CA339,937A patent/CA1133939A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
EP0034837A1 (de) | 1981-09-02 |
IL58718A (en) | 1983-07-31 |
EP0011281A2 (de) | 1980-05-28 |
US4277421A (en) | 1981-07-07 |
DE2964310D1 (en) | 1983-01-20 |
EP0011281B1 (de) | 1982-02-10 |
EP0011281A3 (en) | 1980-09-03 |
AU529156B2 (en) | 1983-05-26 |
AU5281079A (en) | 1980-05-22 |
EP0034837B1 (de) | 1982-12-15 |
BR7907434A (pt) | 1980-09-09 |
CA1133939A (en) | 1982-10-19 |
DE2962101D1 (en) | 1982-03-18 |
IL58718A0 (en) | 1980-02-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RVE | Rejection due to an opposition filed with the epo |