DK153539C - PROCEDURE FOR THE PREPARATION OF 3,3-DIMETHYL-2-OXOCHORIC ACID OR SALTS THEREOF - Google Patents
PROCEDURE FOR THE PREPARATION OF 3,3-DIMETHYL-2-OXOCHORIC ACID OR SALTS THEREOFInfo
- Publication number
- DK153539C DK153539C DK477879A DK477879A DK153539C DK 153539 C DK153539 C DK 153539C DK 477879 A DK477879 A DK 477879A DK 477879 A DK477879 A DK 477879A DK 153539 C DK153539 C DK 153539C
- Authority
- DK
- Denmark
- Prior art keywords
- oxochoric
- dimethyl
- salts
- procedure
- preparation
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US96033078A | 1978-11-13 | 1978-11-13 | |
US96033078 | 1978-11-13 |
Publications (3)
Publication Number | Publication Date |
---|---|
DK477879A DK477879A (en) | 1980-05-14 |
DK153539B DK153539B (en) | 1988-07-25 |
DK153539C true DK153539C (en) | 1989-01-02 |
Family
ID=25503053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK477879A DK153539C (en) | 1978-11-13 | 1979-11-12 | PROCEDURE FOR THE PREPARATION OF 3,3-DIMETHYL-2-OXOCHORIC ACID OR SALTS THEREOF |
Country Status (11)
Country | Link |
---|---|
EP (1) | EP0011207B1 (en) |
JP (1) | JPS5566536A (en) |
AR (1) | AR222669A1 (en) |
BR (1) | BR7906994A (en) |
CA (1) | CA1113936A (en) |
CS (1) | CS209941B2 (en) |
DD (1) | DD146945A5 (en) |
DE (1) | DE2961465D1 (en) |
DK (1) | DK153539C (en) |
HU (1) | HU182906B (en) |
IL (1) | IL58678A (en) |
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 (en) * | 2002-08-12 | 2004-02-26 | Bayer Ag | Process for the preparation of 3,3-dimethyl-2-oxobutyric acid |
JP4650714B2 (en) * | 2003-09-01 | 2011-03-16 | ナガセケムテックス株式会社 | Method for producing carbonyl compound |
CN113004141A (en) * | 2019-12-19 | 2021-06-22 | 北京颖泰嘉和生物科技股份有限公司 | Process for the preparation of 3, 3-dimethyl-2-oxobutanoic acid and triazinones |
CN112592265B (en) * | 2020-12-21 | 2023-09-01 | 安达兰泽科技有限公司 | Preparation method of 3, 3-dimethyl-2-oxo-butyric acid and sodium salt thereof |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT1069955B (en) * | 1975-09-24 | 1985-03-25 | Air Prod & Chem | PROCEDURE FOR SELECTIVE CATALYTIC OXIDATION OF UNSATURATED ALCOHOLS TO FORM CARBONYL COMPOUNDS |
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/en not_active IP Right Cessation
- 1979-11-05 EP EP79104307A patent/EP0011207B1/en not_active Expired
- 1979-11-05 DE DE7979104307T patent/DE2961465D1/en not_active Expired
- 1979-11-09 IL IL58678A patent/IL58678A/en unknown
- 1979-11-09 DD DD79216802A patent/DD146945A5/en unknown
- 1979-11-12 DK DK477879A patent/DK153539C/en not_active IP Right Cessation
- 1979-11-13 JP JP14611679A patent/JPS5566536A/en active Granted
- 1979-11-13 HU HU79MO1068A patent/HU182906B/en not_active IP Right Cessation
- 1979-11-13 AR AR278864A patent/AR222669A1/en active
- 1979-11-13 CS CS797745A patent/CS209941B2/en unknown
Also Published As
Publication number | Publication date |
---|---|
IL58678A (en) | 1982-11-30 |
AR222669A1 (en) | 1981-06-15 |
CA1113936A (en) | 1981-12-08 |
IL58678A0 (en) | 1980-02-29 |
DD146945A5 (en) | 1981-03-11 |
JPS5566536A (en) | 1980-05-20 |
BR7906994A (en) | 1980-07-15 |
JPS6239149B2 (en) | 1987-08-21 |
DK153539B (en) | 1988-07-25 |
HU182906B (en) | 1984-03-28 |
CS209941B2 (en) | 1981-12-31 |
DK477879A (en) | 1980-05-14 |
DE2961465D1 (en) | 1982-01-28 |
EP0011207A1 (en) | 1980-05-28 |
EP0011207B1 (en) | 1981-11-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PBP | Patent lapsed |