DE3678125D1 - Verfahren zur herstellung von p-methoxybenzaldehyd. - Google Patents
Verfahren zur herstellung von p-methoxybenzaldehyd.Info
- Publication number
- DE3678125D1 DE3678125D1 DE8686310041T DE3678125T DE3678125D1 DE 3678125 D1 DE3678125 D1 DE 3678125D1 DE 8686310041 T DE8686310041 T DE 8686310041T DE 3678125 T DE3678125 T DE 3678125T DE 3678125 D1 DE3678125 D1 DE 3678125D1
- Authority
- DE
- Germany
- Prior art keywords
- methoxybenzaldehyde
- producing
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
- C07C47/12—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen containing more than one —CHO group
-
- 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
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
-
- 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
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/36—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in compounds containing six-membered aromatic rings
-
- 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
-
- 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
- C07C45/81—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
- C07C45/82—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/52—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings
- C07C47/575—Compounds having —CHO groups bound to carbon atoms of six—membered aromatic rings containing ether groups, groups, groups, or groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60285688A JPS62148445A (ja) | 1985-12-20 | 1985-12-20 | p−メトキシベンズアルデヒドの製造方法 |
JP60285687A JPS62145039A (ja) | 1985-12-20 | 1985-12-20 | p−メトキシベンズアルデヒドの精製方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3678125D1 true DE3678125D1 (de) | 1991-04-18 |
Family
ID=26555992
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686310041T Expired - Fee Related DE3678125D1 (de) | 1985-12-20 | 1986-12-22 | Verfahren zur herstellung von p-methoxybenzaldehyd. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4814512A (de) |
EP (1) | EP0228275B1 (de) |
KR (1) | KR910003823B1 (de) |
DE (1) | DE3678125D1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5693869A (en) * | 1994-12-09 | 1997-12-02 | Council Of Scientific & Industrial Research | Process for the single step oxidation of 3-phenoxytoluene to 3-phenoxybenzaldehyde |
FR2755535B1 (fr) * | 1996-11-07 | 1998-12-04 | Valeo Equip Electr Moteur | Contacteur de demarreur comportant un circuit electronique de commande integre au contacteur, et demarreur de vehicule comportant un tel contacteur |
CN105924340A (zh) * | 2016-05-05 | 2016-09-07 | 广西民族大学 | 一种催化过氧化氢氧化茴脑合成天然茴香醛的方法 |
CN113527074B (zh) * | 2021-09-01 | 2022-11-04 | 湖北师范大学 | 微通道连续催化氧化对甲基茴香醚制备大茴香醛的方法 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS548663B2 (de) * | 1975-02-18 | 1979-04-17 | ||
JPS5542974A (en) * | 1978-09-21 | 1980-03-26 | Daisue Kensetsu Kk | Oneeside scaffold of wall linkage type |
JPS5585682A (en) * | 1978-12-20 | 1980-06-27 | Otsuka Chem Co Ltd | Preparation of alkoxy-substitued-benzaldehyde |
JPS584012A (ja) * | 1981-06-26 | 1983-01-11 | Marutoku Tekkosho:Kk | ナツプによる振動を防止した水門 |
DE3360298D1 (en) * | 1982-04-28 | 1985-07-25 | Hoffmann La Roche | Process for the preparation of substituted benzaldehydes |
US4471140A (en) * | 1982-08-19 | 1984-09-11 | The Dow Chemical Company | Preparation of aromatic aldehydes |
JPS6178744A (ja) * | 1984-09-25 | 1986-04-22 | Nippon Shokubai Kagaku Kogyo Co Ltd | メトキシ置換ベンズアルデヒドの製造方法 |
-
1986
- 1986-12-19 US US07/945,303 patent/US4814512A/en not_active Expired - Lifetime
- 1986-12-20 KR KR1019860011022A patent/KR910003823B1/ko not_active IP Right Cessation
- 1986-12-22 DE DE8686310041T patent/DE3678125D1/de not_active Expired - Fee Related
- 1986-12-22 EP EP86310041A patent/EP0228275B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4814512A (en) | 1989-03-21 |
KR910003823B1 (ko) | 1991-06-12 |
EP0228275B1 (de) | 1991-03-13 |
EP0228275A2 (de) | 1987-07-08 |
KR870005952A (ko) | 1987-07-08 |
EP0228275A3 (en) | 1988-11-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |