JPS56100732A - Manufacture of 1*44dialkylbutt22enee1*44dione - Google Patents
Manufacture of 1*44dialkylbutt22enee1*44dioneInfo
- Publication number
- JPS56100732A JPS56100732A JP221081A JP221081A JPS56100732A JP S56100732 A JPS56100732 A JP S56100732A JP 221081 A JP221081 A JP 221081A JP 221081 A JP221081 A JP 221081A JP S56100732 A JPS56100732 A JP S56100732A
- Authority
- JP
- Japan
- Prior art keywords
- 44dione
- manufacture
- 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.)
- Pending
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
- C07C45/56—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
- C07C45/57—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom
- C07C45/59—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with oxygen as the only heteroatom in five-membered rings
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8001011 | 1980-01-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS56100732A true JPS56100732A (en) | 1981-08-12 |
Family
ID=10510591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP221081A Pending JPS56100732A (en) | 1980-01-11 | 1981-01-12 | Manufacture of 1*44dialkylbutt22enee1*44dione |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4340764A (ja) |
| EP (1) | EP0032290B1 (ja) |
| JP (1) | JPS56100732A (ja) |
| AU (1) | AU539191B2 (ja) |
| CA (1) | CA1145362A (ja) |
| DE (1) | DE3067027D1 (ja) |
| DK (1) | DK543880A (ja) |
| GB (1) | GB2086372B (ja) |
| HU (1) | HU184362B (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3311320A1 (de) * | 1983-03-29 | 1984-10-11 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von in 1,4-stellung substituierten 2-buten-1,4-dionen |
| US4898988A (en) * | 1989-03-13 | 1990-02-06 | W. R. Grace & Co.-Conn. | Process for the preparation of β-hydroxyketones |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL248419A (ja) * | 1958-07-24 | 1900-01-01 | ||
| CH439274A (de) * | 1964-03-03 | 1967-07-15 | Firmenich & Cie | Verfahren zur Herstellung eines Cyclopentenonderivates |
| IT1014988B (it) * | 1974-06-12 | 1977-04-30 | Snam Progetti | Processo per la preparazione di alfa diol gamma diosso composti |
| US3931270A (en) * | 1975-01-07 | 1976-01-06 | International Flavors & Fragrances Inc. | Process for producing 2-thia substituted 1,4 diones |
| US4082717A (en) * | 1976-08-02 | 1978-04-04 | Pfizer Inc. | Preparation of gamma-pyrones |
-
1980
- 1980-11-06 DE DE8080303963T patent/DE3067027D1/de not_active Expired
- 1980-11-06 GB GB8035714A patent/GB2086372B/en not_active Expired
- 1980-11-06 EP EP80303963A patent/EP0032290B1/en not_active Expired
- 1980-11-17 AU AU64446/80A patent/AU539191B2/en not_active Ceased
- 1980-11-17 US US06/207,613 patent/US4340764A/en not_active Expired - Lifetime
- 1980-12-04 CA CA000366135A patent/CA1145362A/en not_active Expired
- 1980-12-19 DK DK543880A patent/DK543880A/da not_active Application Discontinuation
-
1981
- 1981-01-07 HU HU8123A patent/HU184362B/hu unknown
- 1981-01-12 JP JP221081A patent/JPS56100732A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0032290B1 (en) | 1984-03-14 |
| AU539191B2 (en) | 1984-09-13 |
| GB2086372B (en) | 1983-12-07 |
| DE3067027D1 (en) | 1984-04-19 |
| DK543880A (da) | 1981-07-12 |
| CA1145362A (en) | 1983-04-26 |
| HU184362B (en) | 1984-08-28 |
| EP0032290A3 (en) | 1981-08-26 |
| AU6444680A (en) | 1981-07-16 |
| US4340764A (en) | 1982-07-20 |
| GB2086372A (en) | 1982-05-12 |
| EP0032290A2 (en) | 1981-07-22 |
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