IE792294L - Process for the preparation of 2-ketogulonic acid. - Google Patents
Process for the preparation of 2-ketogulonic acid.Info
- Publication number
- IE792294L IE792294L IE792294A IE229479A IE792294L IE 792294 L IE792294 L IE 792294L IE 792294 A IE792294 A IE 792294A IE 229479 A IE229479 A IE 229479A IE 792294 L IE792294 L IE 792294L
- Authority
- IE
- Ireland
- Prior art keywords
- preparation
- ketogulonic acid
- acid
- ketogulonic
- salts
- Prior art date
Links
- 239000002253 acid Substances 0.000 title abstract 2
- 125000005907 alkyl ester group Chemical group 0.000 abstract 2
- 150000003839 salts Chemical class 0.000 abstract 2
- RXMWXENJQAINCC-DMTCNVIQSA-N 2,5-didehydro-D-gluconic acid Chemical compound OCC(=O)[C@@H](O)[C@H](O)C(=O)C(O)=O RXMWXENJQAINCC-DMTCNVIQSA-N 0.000 abstract 1
- 229910000085 borane Inorganic materials 0.000 abstract 1
- UORVGPXVDQYIDP-UHFFFAOYSA-N trihydridoboron Substances B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 abstract 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
- C07C51/377—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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
2,5-Diketogluconic acid, alkyl esters or salts thereof, are reduced regioselectively and stereoselectively by an amine-borane to 2-ketogulonic acid, or alkyl esters or salts thereof.
[GB2036740A]
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US96562678A | 1978-12-01 | 1978-12-01 | |
| US06/024,284 US4212988A (en) | 1979-03-26 | 1979-03-26 | Preparation of 2-ketogulonic acid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IE792294L true IE792294L (en) | 1980-06-01 |
| IE49219B1 IE49219B1 (en) | 1985-08-21 |
Family
ID=26698275
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IE2294/79A IE49219B1 (en) | 1978-12-01 | 1979-11-29 | Process for the preparation of 2-ketogulonic acid and esters and salts thereof |
Country Status (10)
| Country | Link |
|---|---|
| CA (1) | CA1140147A (en) |
| CH (1) | CH641472A5 (en) |
| DE (1) | DE2947741C2 (en) |
| DK (1) | DK154649C (en) |
| FR (1) | FR2442855A1 (en) |
| GB (1) | GB2036740B (en) |
| IE (1) | IE49219B1 (en) |
| IT (1) | IT1126454B (en) |
| LU (1) | LU81936A1 (en) |
| NL (1) | NL177313C (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| MX4533E (en) * | 1976-12-10 | 1982-06-03 | Pfizer | PROCEDURE FOR PREPARING A MIXTURE OF 2-KETOGULONATE AND 2-KETOGLUCONATE |
-
1979
- 1979-11-06 DK DK470179A patent/DK154649C/en not_active IP Right Cessation
- 1979-11-27 DE DE2947741A patent/DE2947741C2/en not_active Expired
- 1979-11-27 GB GB7940847A patent/GB2036740B/en not_active Expired
- 1979-11-29 LU LU81936A patent/LU81936A1/en unknown
- 1979-11-29 CH CH1063179A patent/CH641472A5/en not_active IP Right Cessation
- 1979-11-29 CA CA000340867A patent/CA1140147A/en not_active Expired
- 1979-11-29 IE IE2294/79A patent/IE49219B1/en not_active IP Right Cessation
- 1979-11-30 NL NLAANVRAGE7908678,A patent/NL177313C/en not_active IP Right Cessation
- 1979-11-30 FR FR7929467A patent/FR2442855A1/en active Granted
- 1979-11-30 IT IT27761/79A patent/IT1126454B/en active
Also Published As
| Publication number | Publication date |
|---|---|
| IE49219B1 (en) | 1985-08-21 |
| IT7927761A0 (en) | 1979-11-30 |
| CH641472A5 (en) | 1984-02-29 |
| FR2442855A1 (en) | 1980-06-27 |
| NL177313B (en) | 1985-04-01 |
| FR2442855B1 (en) | 1983-02-25 |
| NL7908678A (en) | 1980-06-03 |
| DK470179A (en) | 1980-06-02 |
| GB2036740B (en) | 1983-01-19 |
| CA1140147A (en) | 1983-01-25 |
| DE2947741C2 (en) | 1982-07-01 |
| LU81936A1 (en) | 1980-06-05 |
| DE2947741A1 (en) | 1980-06-04 |
| GB2036740A (en) | 1980-07-02 |
| IT1126454B (en) | 1986-05-21 |
| DK154649B (en) | 1988-12-05 |
| NL177313C (en) | 1985-09-02 |
| DK154649C (en) | 1989-05-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Patent lapsed |