DE69701054T2 - Verfahren zum Herstellen von 4-substituierten-2-Butenalen - Google Patents
Verfahren zum Herstellen von 4-substituierten-2-ButenalenInfo
- Publication number
- DE69701054T2 DE69701054T2 DE69701054T DE69701054T DE69701054T2 DE 69701054 T2 DE69701054 T2 DE 69701054T2 DE 69701054 T DE69701054 T DE 69701054T DE 69701054 T DE69701054 T DE 69701054T DE 69701054 T2 DE69701054 T2 DE 69701054T2
- Authority
- DE
- Germany
- Prior art keywords
- butenals
- substituted
- preparation
- 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
- -1 4-substituted-2-butenals Chemical class 0.000 title 1
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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
- C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
- C07C45/74—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups combined with dehydration
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/28—Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group
- C07C67/293—Preparation of carboxylic acid esters by modifying the hydroxylic moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12778996 | 1996-04-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69701054D1 DE69701054D1 (de) | 2000-02-10 |
| DE69701054T2 true DE69701054T2 (de) | 2000-08-03 |
Family
ID=14968726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69701054T Expired - Fee Related DE69701054T2 (de) | 1996-04-24 | 1997-04-24 | Verfahren zum Herstellen von 4-substituierten-2-Butenalen |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US5770762A (de) |
| EP (1) | EP0803493B1 (de) |
| DE (1) | DE69701054T2 (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114835577B (zh) * | 2022-06-07 | 2024-04-19 | 安徽智新生化有限公司 | 一种醛的合成方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3639562A1 (de) * | 1986-11-20 | 1988-06-01 | Basf Ag | Verfahren zur herstellung von 2-substituierten 4-acyloxi-2-butenalen |
-
1997
- 1997-04-22 US US08/837,850 patent/US5770762A/en not_active Expired - Fee Related
- 1997-04-24 DE DE69701054T patent/DE69701054T2/de not_active Expired - Fee Related
- 1997-04-24 EP EP97106817A patent/EP0803493B1/de not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0803493A2 (de) | 1997-10-29 |
| EP0803493A3 (de) | 1998-02-04 |
| EP0803493B1 (de) | 2000-01-05 |
| US5770762A (en) | 1998-06-23 |
| DE69701054D1 (de) | 2000-02-10 |
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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 |