DD146945A5 - Verfahren zur herstellung von 3,3-dimethyl-2-oxobuttersaeure - Google Patents
Verfahren zur herstellung von 3,3-dimethyl-2-oxobuttersaeure Download PDFInfo
- Publication number
- DD146945A5 DD146945A5 DD79216802A DD21680279A DD146945A5 DD 146945 A5 DD146945 A5 DD 146945A5 DD 79216802 A DD79216802 A DD 79216802A DD 21680279 A DD21680279 A DD 21680279A DD 146945 A5 DD146945 A5 DD 146945A5
- Authority
- DD
- German Democratic Republic
- Prior art keywords
- acid
- dimethyl
- item
- salt
- solution
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/373—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of functional groups containing oxygen only in doubly bound form
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US96033078A | 1978-11-13 | 1978-11-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD146945A5 true DD146945A5 (de) | 1981-03-11 |
Family
ID=25503053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD79216802A DD146945A5 (de) | 1978-11-13 | 1979-11-09 | Verfahren zur herstellung von 3,3-dimethyl-2-oxobuttersaeure |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0011207B1 (ja) |
| JP (1) | JPS5566536A (ja) |
| AR (1) | AR222669A1 (ja) |
| BR (1) | BR7906994A (ja) |
| CA (1) | CA1113936A (ja) |
| CS (1) | CS209941B2 (ja) |
| DD (1) | DD146945A5 (ja) |
| DE (1) | DE2961465D1 (ja) |
| DK (1) | DK153539C (ja) |
| HU (1) | HU182906B (ja) |
| IL (1) | IL58678A (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1097917B1 (en) * | 1999-11-03 | 2003-02-12 | Korea Research Institute Of Chemical Technology | Preparing method of alpha-ketocarboxylic acid derivatives |
| DE10236919A1 (de) * | 2002-08-12 | 2004-02-26 | Bayer Ag | Verfahren zur Herstellung von 3,3-Dimethyl-2-oxobuttersäure |
| JP4650714B2 (ja) * | 2003-09-01 | 2011-03-16 | ナガセケムテックス株式会社 | カルボニル化合物の製造方法 |
| CN113004141A (zh) * | 2019-12-19 | 2021-06-22 | 北京颖泰嘉和生物科技股份有限公司 | 3,3-二甲基-2-氧代丁酸和三嗪酮的制备方法 |
| CN112592265B (zh) * | 2020-12-21 | 2023-09-01 | 安达兰泽科技有限公司 | 3,3-二甲基-2-氧代丁酸及其钠盐的制备方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1069955B (it) * | 1975-09-24 | 1985-03-25 | Air Prod & Chem | Procedimento per l'ossidazione catalitica selettiva di alcoli insaturi a formare composti carbonilici |
| US4052460A (en) * | 1976-01-20 | 1977-10-04 | Bayer Aktiengesellschaft | Production of 3,3-dimethyl-2-oxo-butyric acid salt |
-
1979
- 1979-09-20 CA CA336,011A patent/CA1113936A/en not_active Expired
- 1979-10-29 BR BR7906994A patent/BR7906994A/pt not_active IP Right Cessation
- 1979-11-05 EP EP79104307A patent/EP0011207B1/de not_active Expired
- 1979-11-05 DE DE7979104307T patent/DE2961465D1/de not_active Expired
- 1979-11-09 DD DD79216802A patent/DD146945A5/de unknown
- 1979-11-09 IL IL58678A patent/IL58678A/xx unknown
- 1979-11-12 DK DK477879A patent/DK153539C/da not_active IP Right Cessation
- 1979-11-13 AR AR278864A patent/AR222669A1/es active
- 1979-11-13 JP JP14611679A patent/JPS5566536A/ja active Granted
- 1979-11-13 HU HU79MO1068A patent/HU182906B/hu not_active IP Right Cessation
- 1979-11-13 CS CS797745A patent/CS209941B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK153539B (da) | 1988-07-25 |
| BR7906994A (pt) | 1980-07-15 |
| DE2961465D1 (en) | 1982-01-28 |
| JPS6239149B2 (ja) | 1987-08-21 |
| JPS5566536A (en) | 1980-05-20 |
| CA1113936A (en) | 1981-12-08 |
| CS209941B2 (en) | 1981-12-31 |
| AR222669A1 (es) | 1981-06-15 |
| DK477879A (da) | 1980-05-14 |
| EP0011207A1 (de) | 1980-05-28 |
| IL58678A0 (en) | 1980-02-29 |
| DK153539C (da) | 1989-01-02 |
| IL58678A (en) | 1982-11-30 |
| HU182906B (en) | 1984-03-28 |
| EP0011207B1 (de) | 1981-11-25 |
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