DK303779A - Fremgangsmaade til fremstilling af ascorbinsyre og erythorbinsyre - Google Patents
Fremgangsmaade til fremstilling af ascorbinsyre og erythorbinsyreInfo
- Publication number
- DK303779A DK303779A DK303779A DK303779A DK303779A DK 303779 A DK303779 A DK 303779A DK 303779 A DK303779 A DK 303779A DK 303779 A DK303779 A DK 303779A DK 303779 A DK303779 A DK 303779A
- Authority
- DK
- Denmark
- Prior art keywords
- acid
- procedure
- preparation
- erythorbic
- ascorbic acid
- Prior art date
Links
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 title 3
- CIWBSHSKHKDKBQ-DUZGATOHSA-N D-araboascorbic acid Natural products OC[C@@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-DUZGATOHSA-N 0.000 title 1
- 235000010323 ascorbic acid Nutrition 0.000 title 1
- 229960005070 ascorbic acid Drugs 0.000 title 1
- 239000011668 ascorbic acid Substances 0.000 title 1
- 235000010350 erythorbic acid Nutrition 0.000 title 1
- 239000004318 erythorbic acid Substances 0.000 title 1
- 229940026239 isoascorbic acid Drugs 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/56—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/62—Three oxygen atoms, e.g. ascorbic acid
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Furan Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/945,034 US4180511A (en) | 1978-09-22 | 1978-09-22 | Ascorbic acid process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK303779A true DK303779A (da) | 1980-03-23 |
Family
ID=25482512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK303779A DK303779A (da) | 1978-09-22 | 1979-07-19 | Fremgangsmaade til fremstilling af ascorbinsyre og erythorbinsyre |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US4180511A (da) |
| JP (1) | JPS5545689A (da) |
| AR (1) | AR222347A1 (da) |
| AU (1) | AU514670B2 (da) |
| BE (1) | BE878930A (da) |
| DE (1) | DE2937517A1 (da) |
| DK (1) | DK303779A (da) |
| ES (1) | ES484339A1 (da) |
| FR (1) | FR2436784A1 (da) |
| GB (1) | GB2030145A (da) |
| IT (1) | IT1123732B (da) |
| LU (1) | LU81707A1 (da) |
| NL (1) | NL7907041A (da) |
| PL (1) | PL117376B1 (da) |
| SE (1) | SE7907807L (da) |
| ZA (1) | ZA795027B (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4276219A (en) * | 1979-07-20 | 1981-06-30 | Pfizer Inc. | 5-Keto-L-ascorbic acid-5,5-dimethyl ketal, derivatives thereof and its use as an antioxidant and intermediate |
| CH678057A5 (de) * | 1989-06-26 | 1991-07-31 | Enco Eng Ag | Verfahren zur herstellung von natrium- oder kalium-l-ascorbat. |
| DE19938980A1 (de) * | 1999-08-19 | 2001-02-22 | Basf Ag | Verfahren zur Herstellung von 2-Keto-L-gulonsäureestern |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3721663A (en) * | 1970-03-02 | 1973-03-20 | Merck & Co Inc | Novel method for preparing ascorbic acid compounds and novel intermediates for preparing same |
-
1978
- 1978-09-22 US US05/945,034 patent/US4180511A/en not_active Expired - Lifetime
-
1979
- 1979-07-19 DK DK303779A patent/DK303779A/da unknown
- 1979-09-12 GB GB7931686A patent/GB2030145A/en not_active Withdrawn
- 1979-09-17 DE DE19792937517 patent/DE2937517A1/de not_active Ceased
- 1979-09-17 PL PL1979218371A patent/PL117376B1/pl unknown
- 1979-09-20 ES ES484339A patent/ES484339A1/es not_active Expired
- 1979-09-20 LU LU81707A patent/LU81707A1/fr unknown
- 1979-09-20 AU AU51033/79A patent/AU514670B2/en not_active Ceased
- 1979-09-20 SE SE7907807A patent/SE7907807L/xx not_active Application Discontinuation
- 1979-09-20 IT IT25884/79A patent/IT1123732B/it active
- 1979-09-21 AR AR278161A patent/AR222347A1/es active
- 1979-09-21 JP JP12190179A patent/JPS5545689A/ja active Pending
- 1979-09-21 ZA ZA00795027A patent/ZA795027B/xx unknown
- 1979-09-21 FR FR7923556A patent/FR2436784A1/fr not_active Withdrawn
- 1979-09-21 NL NL7907041A patent/NL7907041A/nl not_active Application Discontinuation
- 1979-09-21 BE BE0/197262A patent/BE878930A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| PL218371A1 (da) | 1980-05-05 |
| AR222347A1 (es) | 1981-05-15 |
| PL117376B1 (en) | 1981-07-31 |
| AU514670B2 (en) | 1981-02-19 |
| GB2030145A (en) | 1980-04-02 |
| DE2937517A1 (de) | 1980-03-27 |
| ZA795027B (en) | 1980-09-24 |
| IT1123732B (it) | 1986-04-30 |
| SE7907807L (sv) | 1980-03-23 |
| NL7907041A (nl) | 1980-03-25 |
| IT7925884A0 (it) | 1979-09-20 |
| FR2436784A1 (fr) | 1980-04-18 |
| BE878930A (fr) | 1980-03-21 |
| US4180511A (en) | 1979-12-25 |
| JPS5545689A (en) | 1980-03-31 |
| AU5103379A (en) | 1980-03-27 |
| LU81707A1 (fr) | 1980-04-21 |
| ES484339A1 (es) | 1980-05-16 |
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