DK554079A - Fremgangsmaade til fremstilling af citronsyrederivater - Google Patents
Fremgangsmaade til fremstilling af citronsyrederivaterInfo
- Publication number
- DK554079A DK554079A DK554079A DK554079A DK554079A DK 554079 A DK554079 A DK 554079A DK 554079 A DK554079 A DK 554079A DK 554079 A DK554079 A DK 554079A DK 554079 A DK554079 A DK 554079A
- Authority
- DK
- Denmark
- Prior art keywords
- procedure
- preparation
- citric acid
- acid derivatives
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D305/00—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms
- C07D305/02—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings
- C07D305/10—Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings having one or more double bonds between ring members or between ring members and non-ring members
- C07D305/12—Beta-lactones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
-
- 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
- C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl 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
- 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
- C07C59/235—Saturated compounds containing more than one carboxyl group
- C07C59/245—Saturated compounds containing more than one carboxyl group containing hydroxy or O-metal groups
- C07C59/295—Saturated compounds containing more than one carboxyl group containing hydroxy or O-metal groups containing halogen
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
- C07D303/02—Compounds containing oxirane rings
- C07D303/48—Compounds containing oxirane rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. ester or nitrile radicals
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)
- Epoxy Compounds (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US97350478 | 1978-12-26 | ||
| US05/973,504 US4312885A (en) | 1978-12-26 | 1978-12-26 | Chlorocitric acids |
| CH1058079 | 1979-11-28 | ||
| CH1058079 | 1979-11-28 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DK554079A true DK554079A (da) | 1980-06-27 |
| DK154641B DK154641B (da) | 1988-12-05 |
| DK154641C DK154641C (da) | 1989-05-08 |
Family
ID=25706941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK554079A DK154641C (da) | 1978-12-26 | 1979-12-21 | Analogifremgangsmaade til fremstilling af optisk aktive eller racemiske, threo- eller erythro-chlorcitronsyrederivater |
Country Status (16)
| Country | Link |
|---|---|
| EP (1) | EP0016867B1 (da) |
| AR (1) | AR222201A1 (da) |
| AU (1) | AU527139B2 (da) |
| CA (1) | CA1138470A (da) |
| DE (1) | DE2965783D1 (da) |
| DK (1) | DK154641C (da) |
| ES (2) | ES487247A0 (da) |
| FI (1) | FI67073C (da) |
| HU (1) | HU179987B (da) |
| IE (1) | IE49341B1 (da) |
| IL (1) | IL59015A (da) |
| MC (1) | MC1299A1 (da) |
| NO (1) | NO153491C (da) |
| NZ (1) | NZ192423A (da) |
| PH (1) | PH14915A (da) |
| PT (1) | PT70628A (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT500800B1 (de) | 2004-09-08 | 2008-07-15 | Biomedica Medizinprodukte Gmbh | Verfahren zur bestimmung von probnp |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3356721A (en) * | 1962-03-21 | 1967-12-05 | Richard H Wiley | Citric acid manufacture |
| US3764692A (en) * | 1970-09-30 | 1973-10-09 | Hoffmann La Roche | Method of treating obesity |
| US3901915A (en) * | 1973-10-10 | 1975-08-26 | Hoffmann La Roche | Optical resolution of organic carboxylic acids |
| US4123458A (en) * | 1975-12-22 | 1978-10-31 | Lever Brothers Company | Preparation of cis and trans aconitic acids and their salts |
-
1979
- 1979-12-17 NZ NZ192423A patent/NZ192423A/xx unknown
- 1979-12-18 FI FI793976A patent/FI67073C/fi not_active IP Right Cessation
- 1979-12-19 AU AU54009/79A patent/AU527139B2/en not_active Ceased
- 1979-12-19 MC MC791421A patent/MC1299A1/xx unknown
- 1979-12-19 CA CA000342235A patent/CA1138470A/en not_active Expired
- 1979-12-20 IL IL7959015A patent/IL59015A/xx unknown
- 1979-12-21 HU HU79HO2203A patent/HU179987B/hu not_active IP Right Cessation
- 1979-12-21 PT PT70628A patent/PT70628A/pt unknown
- 1979-12-21 PH PH23453A patent/PH14915A/en unknown
- 1979-12-21 EP EP79105314A patent/EP0016867B1/de not_active Expired
- 1979-12-21 NO NO79794232A patent/NO153491C/no unknown
- 1979-12-21 DE DE7979105314T patent/DE2965783D1/de not_active Expired
- 1979-12-21 DK DK554079A patent/DK154641C/da not_active IP Right Cessation
- 1979-12-21 IE IE2501/79A patent/IE49341B1/en unknown
- 1979-12-24 ES ES487247A patent/ES487247A0/es active Granted
-
1980
- 1980-06-25 ES ES492727A patent/ES8105252A1/es not_active Expired
- 1980-10-26 AR AR279443A patent/AR222201A1/es active
Also Published As
| Publication number | Publication date |
|---|---|
| IL59015A (en) | 1983-10-31 |
| CA1138470A (en) | 1982-12-28 |
| DK154641B (da) | 1988-12-05 |
| AU527139B2 (en) | 1983-02-17 |
| EP0016867B1 (de) | 1983-06-22 |
| MC1299A1 (fr) | 1980-10-03 |
| ES492727A0 (es) | 1981-06-01 |
| HU179987B (en) | 1983-01-28 |
| FI793976A (fi) | 1980-06-27 |
| FI67073C (fi) | 1985-01-10 |
| EP0016867A1 (de) | 1980-10-15 |
| IE792501L (en) | 1980-06-26 |
| DE2965783D1 (en) | 1983-07-28 |
| AU5400979A (en) | 1980-07-03 |
| ES8105252A1 (es) | 1981-06-01 |
| FI67073B (fi) | 1984-09-28 |
| DK154641C (da) | 1989-05-08 |
| NO153491B (no) | 1985-12-23 |
| ES8100243A1 (es) | 1980-11-01 |
| AR222201A1 (es) | 1981-04-30 |
| PH14915A (en) | 1982-01-29 |
| NO153491C (no) | 1986-04-02 |
| IE49341B1 (en) | 1985-09-18 |
| IL59015A0 (en) | 1980-03-31 |
| PT70628A (en) | 1980-01-01 |
| ES487247A0 (es) | 1980-11-01 |
| NO794232L (no) | 1980-06-27 |
| NZ192423A (en) | 1981-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |