FR2439177A1 - Procede de synthese d'acides et esters cetoniques - Google Patents
Procede de synthese d'acides et esters cetoniquesInfo
- Publication number
- FR2439177A1 FR2439177A1 FR7925756A FR7925756A FR2439177A1 FR 2439177 A1 FR2439177 A1 FR 2439177A1 FR 7925756 A FR7925756 A FR 7925756A FR 7925756 A FR7925756 A FR 7925756A FR 2439177 A1 FR2439177 A1 FR 2439177A1
- Authority
- FR
- France
- Prior art keywords
- esters
- acid
- ketonic acids
- organic solvent
- synthesis
- 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.)
- Withdrawn
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
- C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
- C07C51/38—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups by decarboxylation
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)
- Pyrrole Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US95268178A | 1978-10-19 | 1978-10-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2439177A1 true FR2439177A1 (fr) | 1980-05-16 |
Family
ID=25493135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7925756A Withdrawn FR2439177A1 (fr) | 1978-10-19 | 1979-10-17 | Procede de synthese d'acides et esters cetoniques |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS5594336A (nl) |
BE (1) | BE879537A (nl) |
DE (1) | DE2942105A1 (nl) |
FI (1) | FI793220A (nl) |
FR (1) | FR2439177A1 (nl) |
GB (1) | GB2033391A (nl) |
NL (1) | NL7907734A (nl) |
SE (1) | SE7908597L (nl) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE57912T1 (de) * | 1986-08-29 | 1990-11-15 | American Cyanamid Co | Verfahren zur herstellung von anilinofumarat und 2,3-chinolindicarbonsaeure. |
WO2004089867A2 (en) * | 2003-04-10 | 2004-10-21 | EGIS Gyógyszergyár Rt. | Process for the preparation of dialkyl 3-oxoglutarates |
WO2014043182A2 (en) * | 2012-09-14 | 2014-03-20 | Bioamber Inc. | Alternative pathways to adipates and adipic acid by combined fermentation and catalytic methods |
CN103288628B (zh) * | 2013-06-09 | 2016-06-01 | 重庆邮电大学 | 柠檬酸过氧化氢氧化制备1,3-丙酮二羧酸二酯及其中间体的方法 |
CN109053413A (zh) * | 2018-08-04 | 2018-12-21 | 许昌恒生制药有限公司 | 一种抗胆碱类药物中间体的制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2848480A (en) * | 1953-02-19 | 1958-08-19 | Smith New York Co Inc | Production of keto esters |
US2887508A (en) * | 1958-07-17 | 1959-05-19 | Pfizer & Co C | Lower alkyl ester of acetonedicarboxylic acid |
FR1203748A (fr) * | 1957-11-21 | 1960-01-20 | Pfizer & Co C | Perfectionnements apportés aux procédés de préparation de l'acide d'acétonedicarboxylique et ses esters |
DE1160841B (de) * | 1961-01-16 | 1964-01-09 | Boehringer Sohn Ingelheim | Verfahren zur Herstellung von Acetondicarbonsaeure und deren Alkylestern aus Zitronensaeure |
-
1979
- 1979-10-17 FR FR7925756A patent/FR2439177A1/fr not_active Withdrawn
- 1979-10-17 SE SE7908597A patent/SE7908597L/xx not_active Application Discontinuation
- 1979-10-17 JP JP13410579A patent/JPS5594336A/ja active Pending
- 1979-10-17 FI FI793220A patent/FI793220A/fi not_active Application Discontinuation
- 1979-10-18 DE DE19792942105 patent/DE2942105A1/de not_active Withdrawn
- 1979-10-18 GB GB7936181A patent/GB2033391A/en not_active Withdrawn
- 1979-10-19 BE BE0/197746A patent/BE879537A/fr unknown
- 1979-10-19 NL NL7907734A patent/NL7907734A/nl not_active Application Discontinuation
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2848480A (en) * | 1953-02-19 | 1958-08-19 | Smith New York Co Inc | Production of keto esters |
FR1203748A (fr) * | 1957-11-21 | 1960-01-20 | Pfizer & Co C | Perfectionnements apportés aux procédés de préparation de l'acide d'acétonedicarboxylique et ses esters |
US2887508A (en) * | 1958-07-17 | 1959-05-19 | Pfizer & Co C | Lower alkyl ester of acetonedicarboxylic acid |
DE1160841B (de) * | 1961-01-16 | 1964-01-09 | Boehringer Sohn Ingelheim | Verfahren zur Herstellung von Acetondicarbonsaeure und deren Alkylestern aus Zitronensaeure |
Also Published As
Publication number | Publication date |
---|---|
SE7908597L (sv) | 1980-04-20 |
FI793220A (fi) | 1980-04-20 |
NL7907734A (nl) | 1980-04-22 |
DE2942105A1 (de) | 1980-04-30 |
GB2033391A (en) | 1980-05-21 |
JPS5594336A (en) | 1980-07-17 |
BE879537A (fr) | 1980-02-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |