DK233379A - Fremgangsmaade til fremstilling af arylglyoxylsyrer - Google Patents
Fremgangsmaade til fremstilling af arylglyoxylsyrerInfo
- Publication number
- DK233379A DK233379A DK233379A DK233379A DK233379A DK 233379 A DK233379 A DK 233379A DK 233379 A DK233379 A DK 233379A DK 233379 A DK233379 A DK 233379A DK 233379 A DK233379 A DK 233379A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- preparation
- arylglyoxylic
- acids
- arylglyoxylic acids
- Prior art date
Links
- 239000002253 acid Substances 0.000 title 1
- 150000007513 acids Chemical class 0.000 title 1
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/44—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D317/46—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 ortho- or peri-condensed with carbocyclic rings or ring systems condensed with one six-membered ring
- C07D317/48—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring
- C07D317/50—Methylenedioxybenzenes or hydrogenated methylenedioxybenzenes, unsubstituted on the hetero ring with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to atoms of the carbocyclic ring
- C07D317/60—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
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)
- Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782824407 DE2824407A1 (de) | 1978-06-03 | 1978-06-03 | Verfahren zur herstellung von arylglyoxylsaeuren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK233379A true DK233379A (da) | 1979-12-04 |
Family
ID=6040937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK233379A DK233379A (da) | 1978-06-03 | 1979-06-01 | Fremgangsmaade til fremstilling af arylglyoxylsyrer |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4218380A (da) |
| EP (1) | EP0005779B1 (da) |
| JP (1) | JPS54160339A (da) |
| BR (1) | BR7903467A (da) |
| CS (1) | CS209925B2 (da) |
| DE (2) | DE2824407A1 (da) |
| DK (1) | DK233379A (da) |
| IL (1) | IL57451A0 (da) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2489313A1 (fr) * | 1980-09-04 | 1982-03-05 | Hoechst France | Procede de fabrication d'acides hydroxyarylglyoxyliques et de leurs sels alcalins et son application a la fabrication du para-hydroxyphenylglyoxylate de sodium |
| FI75577C (fi) * | 1984-01-23 | 1988-07-11 | Akzo Nv | Foerfarande foer att framstaella 2-keto-aldonsyror. |
| DE3823301C1 (da) * | 1988-07-09 | 1989-11-02 | Degussa Ag, 6000 Frankfurt, De | |
| FR2653769A1 (fr) * | 1989-11-02 | 1991-05-03 | Hoechst France | Procede de preparation du piperonal. |
| TWI226888B (en) | 1999-10-13 | 2005-01-21 | Ube Industries | A method for producing 3,4-methylenedioxy-mandelic acid |
| EP1160235B1 (en) * | 2000-06-02 | 2006-09-20 | Nippon Shokubai Co., Ltd. | A method for producing alpha-hydroxycarboxylic acid |
| WO2015059088A1 (de) | 2013-10-23 | 2015-04-30 | Bayer Cropscience Ag | Substituierte chinoxalin-derivate als schädlingsbekämpfungsmittel |
-
1978
- 1978-06-03 DE DE19782824407 patent/DE2824407A1/de not_active Withdrawn
-
1979
- 1979-05-11 US US06/038,154 patent/US4218380A/en not_active Expired - Lifetime
- 1979-05-21 EP EP79101537A patent/EP0005779B1/de not_active Expired
- 1979-05-21 DE DE7979101537T patent/DE2960079D1/de not_active Expired
- 1979-05-25 CS CS793625A patent/CS209925B2/cs unknown
- 1979-05-31 IL IL57451A patent/IL57451A0/xx unknown
- 1979-06-01 DK DK233379A patent/DK233379A/da unknown
- 1979-06-01 JP JP6755979A patent/JPS54160339A/ja active Granted
- 1979-06-01 BR BR7903467A patent/BR7903467A/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0005779B1 (de) | 1980-11-26 |
| EP0005779A3 (en) | 1980-01-23 |
| IL57451A0 (en) | 1979-09-30 |
| DE2960079D1 (en) | 1981-02-12 |
| CS209925B2 (en) | 1981-12-31 |
| US4218380A (en) | 1980-08-19 |
| JPS54160339A (en) | 1979-12-19 |
| JPS6220975B2 (da) | 1987-05-11 |
| BR7903467A (pt) | 1980-01-15 |
| DE2824407A1 (de) | 1979-12-13 |
| EP0005779A2 (de) | 1979-12-12 |
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