BR7700288A - Processo para a producao de sal de acido 3,3-dimetil-2-oxo-butirico - Google Patents
Processo para a producao de sal de acido 3,3-dimetil-2-oxo-butiricoInfo
- Publication number
- BR7700288A BR7700288A BR7700288A BR7700288A BR7700288A BR 7700288 A BR7700288 A BR 7700288A BR 7700288 A BR7700288 A BR 7700288A BR 7700288 A BR7700288 A BR 7700288A BR 7700288 A BR7700288 A BR 7700288A
- Authority
- BR
- Brazil
- Prior art keywords
- oxo
- dimethyl
- production
- acid salt
- butyric acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C59/00—Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
- C07C59/185—Saturated compounds having only one carboxyl group and containing keto groups
-
- 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
- C07C45/63—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 introduction of halogen; by substitution of halogen atoms by other halogen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (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 |
|---|---|---|---|
| US05/650,651 US4052460A (en) | 1976-01-20 | 1976-01-20 | Production of 3,3-dimethyl-2-oxo-butyric acid salt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR7700288A true BR7700288A (pt) | 1977-09-20 |
Family
ID=24609738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR7700288A BR7700288A (pt) | 1976-01-20 | 1977-01-17 | Processo para a producao de sal de acido 3,3-dimetil-2-oxo-butirico |
Country Status (14)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4564704A (en) * | 1976-01-20 | 1986-01-14 | Bayer Aktiengesellschaft | Production of 3,3-dimethyl-2-oxo-butyric acid salt |
| US4614822A (en) * | 1978-11-13 | 1986-09-30 | Mobay Chemical Corporation | Catalytic oxidation of 3,3-dimethyl-2-hydroxybutyric acid to 2-oxo acid and preparation of 4-amino-6-tert.-butyl-3-thio-1,2,4-triazine-5(4-H)-one |
| CA1113936A (en) * | 1978-11-13 | 1981-12-08 | Dennis E. Jackman | Catalytic oxidation of 3,3-dimethyl 2-hydroxybutyric acid to 2-oxo acid |
| FR2832226B1 (fr) | 2001-11-13 | 2004-10-22 | Nexans | Module de distribution et de connexion de fibres optiques destine a un repartiteur optique |
| JP4111756B2 (ja) * | 2002-06-20 | 2008-07-02 | セントラル硝子株式会社 | ３，３，３−トリフルオロ−２−ヒドロキシプロピオン酸およびその誘導体の製造方法 |
| DE10236919A1 (de) * | 2002-08-12 | 2004-02-26 | Bayer Ag | Verfahren zur Herstellung von 3,3-Dimethyl-2-oxobuttersäure |
| CN101898954A (zh) * | 2009-05-27 | 2010-12-01 | 北京紫光英力化工技术有限公司 | 二氯嚬哪酮碱解新工艺 |
| CN105884606A (zh) * | 2016-04-26 | 2016-08-24 | 湖州恒远生物化学技术有限公司 | 一种三甲基丙酮酸的合成工艺 |
| CN109293591B (zh) * | 2018-10-26 | 2020-11-10 | 江苏七洲绿色化工股份有限公司 | 一种三嗪酮的制备方法 |
| CN109912395A (zh) * | 2019-04-04 | 2019-06-21 | 杭州众立化工科技有限公司 | 一种微分环流连续生产二氯频呐酮的装置与工艺 |
| 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 |
-
1976
- 1976-01-20 US US05/650,651 patent/US4052460A/en not_active Expired - Lifetime
- 1976-10-26 DE DE2648300A patent/DE2648300C3/de not_active Expired
-
1977
- 1977-01-17 NL NLAANVRAGE7700446,A patent/NL189291C/xx not_active IP Right Cessation
- 1977-01-17 BR BR7700288A patent/BR7700288A/pt unknown
- 1977-01-17 GB GB11416/78A patent/GB1527474A/en not_active Expired
- 1977-01-17 GB GB11415/78A patent/GB1527473A/en not_active Expired
- 1977-01-17 IL IL51272A patent/IL51272A/xx unknown
- 1977-01-17 CH CH55277A patent/CH626039A5/de not_active IP Right Cessation
- 1977-01-17 GB GB1688/77A patent/GB1527472A/en not_active Expired
- 1977-01-18 AT AT25277A patent/AT346824B/de not_active IP Right Cessation
- 1977-01-18 IT IT19411/77A patent/IT1075057B/it active
- 1977-01-19 ES ES455148A patent/ES455148A1/es not_active Expired
- 1977-01-19 BE BE174195A patent/BE850523A/xx not_active IP Right Cessation
- 1977-01-19 DK DK20077A patent/DK20077A/da not_active Application Discontinuation
- 1977-01-20 FR FR7701570A patent/FR2338922A1/fr active Granted
- 1977-01-20 JP JP447677A patent/JPS5289610A/ja active Granted
-
1979
- 1979-11-07 IL IL58657A patent/IL58657A0/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IL51272A (en) | 1980-11-30 |
| FR2338922A1 (fr) | 1977-08-19 |
| IL51272A0 (en) | 1977-03-31 |
| NL7700446A (nl) | 1977-07-22 |
| ES455148A1 (es) | 1978-01-01 |
| GB1527472A (en) | 1978-10-04 |
| NL189291B (nl) | 1992-10-01 |
| IL58657A0 (en) | 1980-02-29 |
| BE850523A (fr) | 1977-07-19 |
| DK20077A (da) | 1977-07-21 |
| GB1527474A (en) | 1978-10-04 |
| GB1527473A (en) | 1978-10-04 |
| FR2338922B1 (US07601507-20091013-C00023.png) | 1983-10-07 |
| DE2648300A1 (de) | 1977-07-21 |
| DE2648300C3 (de) | 1980-07-03 |
| ATA25277A (de) | 1978-04-15 |
| US4052460A (en) | 1977-10-04 |
| AT346824B (de) | 1978-11-27 |
| CH626039A5 (US07601507-20091013-C00023.png) | 1981-10-30 |
| JPS6131093B2 (US07601507-20091013-C00023.png) | 1986-07-17 |
| JPS5289610A (en) | 1977-07-27 |
| IT1075057B (it) | 1985-04-22 |
| NL189291C (nl) | 1993-03-01 |
| DE2648300B2 (de) | 1979-10-18 |
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