ATA585878A - Verfahren zur herstellung von 2,2,4-trimethyl- cyclopent-4-en-1,3-dion - Google Patents
Verfahren zur herstellung von 2,2,4-trimethyl- cyclopent-4-en-1,3-dionInfo
- Publication number
- ATA585878A ATA585878A AT585878A AT585878A ATA585878A AT A585878 A ATA585878 A AT A585878A AT 585878 A AT585878 A AT 585878A AT 585878 A AT585878 A AT 585878A AT A585878 A ATA585878 A AT A585878A
- Authority
- AT
- Austria
- Prior art keywords
- cyclopent
- dione
- trimethyl
- preparation
- 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
- C07C45/61—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
- C07C45/673—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 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)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH991077 | 1977-08-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA585878A true ATA585878A (de) | 1979-11-15 |
AT357139B AT357139B (de) | 1980-06-25 |
Family
ID=4357017
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT585878A AT357139B (de) | 1977-08-12 | 1978-08-11 | Verfahren zur herstellung von 2,2,4-trimethyl- cyclopent-4-en-1,3-dion |
Country Status (9)
Country | Link |
---|---|
US (1) | US4157352A (de) |
EP (1) | EP0000885B1 (de) |
JP (1) | JPS5432440A (de) |
AT (1) | AT357139B (de) |
DE (2) | DE2834557A1 (de) |
FR (1) | FR2399995A1 (de) |
GB (1) | GB2002382A (de) |
IT (1) | IT1098369B (de) |
NL (1) | NL7807700A (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6427322A (en) * | 1988-04-21 | 1989-01-30 | Sony Corp | Arithmetic circuit for galois field |
DE3842547A1 (de) * | 1988-12-17 | 1990-06-21 | Huels Chemische Werke Ag | Verfahren zur herstellung von 2,6,6-trimethyl-cyclohex-2-en-1,4-dion |
US5407910A (en) * | 1993-10-12 | 1995-04-18 | Union Camp Corporation | Cyclopent-1-en-3,5-dione compounds and compositions |
CN106573081B (zh) * | 2014-07-18 | 2020-03-10 | 3M创新有限公司 | 用于空气过滤器的芳香剂分配器 |
-
1978
- 1978-07-18 NL NL787807700A patent/NL7807700A/xx not_active Application Discontinuation
- 1978-07-19 US US05/926,593 patent/US4157352A/en not_active Expired - Lifetime
- 1978-07-19 FR FR7821394A patent/FR2399995A1/fr active Granted
- 1978-08-07 DE DE19782834557 patent/DE2834557A1/de not_active Withdrawn
- 1978-08-07 EP EP78100596A patent/EP0000885B1/de not_active Expired
- 1978-08-07 DE DE7878100596T patent/DE2860753D1/de not_active Expired
- 1978-08-09 IT IT26632/78A patent/IT1098369B/it active
- 1978-08-10 JP JP9676878A patent/JPS5432440A/ja active Pending
- 1978-08-11 GB GB7833013A patent/GB2002382A/en not_active Withdrawn
- 1978-08-11 AT AT585878A patent/AT357139B/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT357139B (de) | 1980-06-25 |
JPS5432440A (en) | 1979-03-09 |
EP0000885B1 (de) | 1981-06-10 |
NL7807700A (nl) | 1979-02-14 |
EP0000885A1 (de) | 1979-03-07 |
US4157352A (en) | 1979-06-05 |
FR2399995B1 (de) | 1980-09-05 |
IT1098369B (it) | 1985-09-07 |
DE2860753D1 (en) | 1981-09-17 |
DE2834557A1 (de) | 1979-03-01 |
GB2002382A (en) | 1979-02-21 |
FR2399995A1 (fr) | 1979-03-09 |
IT7826632A0 (it) | 1978-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |