DK1149084T3 - Fremgangsmåde til fremstilling af L-ascorbinsyre - Google Patents
Fremgangsmåde til fremstilling af L-ascorbinsyreInfo
- Publication number
- DK1149084T3 DK1149084T3 DK00903599T DK00903599T DK1149084T3 DK 1149084 T3 DK1149084 T3 DK 1149084T3 DK 00903599 T DK00903599 T DK 00903599T DK 00903599 T DK00903599 T DK 00903599T DK 1149084 T3 DK1149084 T3 DK 1149084T3
- Authority
- DK
- Denmark
- Prior art keywords
- ascorbic acid
- preparing
- keto
- water
- hydrogen halide
- 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 abstract 4
- 239000002211 L-ascorbic acid Substances 0.000 title abstract 2
- 235000000069 L-ascorbic acid Nutrition 0.000 title abstract 2
- 229960005070 ascorbic acid Drugs 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 229910000039 hydrogen halide Inorganic materials 0.000 abstract 2
- 239000012433 hydrogen halide Substances 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- VBUYCZFBVCCYFD-NUNKFHFFSA-N 2-dehydro-L-idonic acid Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)C(=O)C(O)=O VBUYCZFBVCCYFD-NUNKFHFFSA-N 0.000 abstract 1
- VBUYCZFBVCCYFD-UHFFFAOYSA-N D-arabino-2-Hexulosonic acid Natural products OCC(O)C(O)C(O)C(=O)C(O)=O VBUYCZFBVCCYFD-UHFFFAOYSA-N 0.000 abstract 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19904821A DE19904821C1 (de) | 1999-02-05 | 1999-02-05 | Verfahren zur Herstellung von L-Ascobinsäure |
| PCT/EP2000/000442 WO2000046216A1 (de) | 1999-02-05 | 2000-01-21 | Verfahren zur herstellung von l-ascorbinsäure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DK1149084T3 true DK1149084T3 (da) | 2003-12-08 |
Family
ID=7896616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK00903599T DK1149084T3 (da) | 1999-02-05 | 2000-01-21 | Fremgangsmåde til fremstilling af L-ascorbinsyre |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US6573393B1 (da) |
| EP (1) | EP1149084B1 (da) |
| JP (1) | JP5276241B2 (da) |
| CN (1) | CN1339030A (da) |
| AT (1) | ATE249450T1 (da) |
| AU (1) | AU2542400A (da) |
| CA (1) | CA2362555A1 (da) |
| DE (2) | DE19904821C1 (da) |
| DK (1) | DK1149084T3 (da) |
| ES (1) | ES2204506T3 (da) |
| WO (1) | WO2000046216A1 (da) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ATE295843T1 (de) | 2000-12-22 | 2005-06-15 | Eastman Chem Co | Kontinuierliches verfahren zur herstellung von l- ascorbinsäure |
| WO2002051827A1 (en) * | 2000-12-22 | 2002-07-04 | Eastman Chemical Company | Process for producing ascorbic acid in the presence of a sulfit |
| US6740762B2 (en) | 2001-08-24 | 2004-05-25 | Eastman Chemical Company | Process for ascorbic acids using alkaline earth silicate catalysts |
| US6716997B1 (en) | 2001-10-09 | 2004-04-06 | Eastman Chemical Company | Systems and methods for generation of ascorbic acid with reduced color |
| CN104693160B (zh) * | 2015-02-16 | 2016-10-05 | 安徽泰格生物技术股份有限公司 | 一种维生素c的制备方法 |
| CN110372649A (zh) * | 2019-08-08 | 2019-10-25 | 安徽丰原发酵技术工程研究有限公司 | 一种以古龙酸为原料的一步酸法制备维生素c的方法 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD141832A1 (de) * | 1978-10-31 | 1980-05-21 | Joachim Schmidt | Verfahren und vorrichtung zur herstellung von l-ascorbinsaeure |
| CN86105960A (zh) * | 1985-08-09 | 1987-05-13 | 鲁布里佐尔公司 | 在基本无水条件下从2-酮-l-古洛糖酸制备l-抗坏血酸 |
| DE3819045C2 (de) * | 1987-06-08 | 1997-06-19 | Takeda Chemical Industries Ltd | Herstellung von L-Ascorbinsäure |
| JP2667201B2 (ja) * | 1987-06-08 | 1997-10-27 | 武田薬品工業株式会社 | Ｌ−アスコルビン酸の製造法 |
| DE19734086C1 (de) * | 1997-08-07 | 1998-08-13 | Merck Patent Gmbh | Verfahren zur Herstellung von L-Ascorbinsäure |
-
1999
- 1999-02-05 DE DE19904821A patent/DE19904821C1/de not_active Expired - Fee Related
-
2000
- 2000-01-21 AT AT00903599T patent/ATE249450T1/de not_active IP Right Cessation
- 2000-01-21 AU AU25424/00A patent/AU2542400A/en not_active Abandoned
- 2000-01-21 JP JP2000597286A patent/JP5276241B2/ja not_active Expired - Lifetime
- 2000-01-21 ES ES00903599T patent/ES2204506T3/es not_active Expired - Lifetime
- 2000-01-21 DE DE50003633T patent/DE50003633D1/de not_active Expired - Fee Related
- 2000-01-21 WO PCT/EP2000/000442 patent/WO2000046216A1/de not_active Ceased
- 2000-01-21 EP EP00903599A patent/EP1149084B1/de not_active Expired - Lifetime
- 2000-01-21 US US09/890,788 patent/US6573393B1/en not_active Expired - Lifetime
- 2000-01-21 CN CN00803396A patent/CN1339030A/zh active Pending
- 2000-01-21 CA CA002362555A patent/CA2362555A1/en not_active Abandoned
- 2000-01-21 DK DK00903599T patent/DK1149084T3/da active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002536371A (ja) | 2002-10-29 |
| US6573393B1 (en) | 2003-06-03 |
| CN1339030A (zh) | 2002-03-06 |
| CA2362555A1 (en) | 2000-08-10 |
| EP1149084B1 (de) | 2003-09-10 |
| ATE249450T1 (de) | 2003-09-15 |
| DE19904821C1 (de) | 2000-07-06 |
| WO2000046216A1 (de) | 2000-08-10 |
| JP5276241B2 (ja) | 2013-08-28 |
| EP1149084A1 (de) | 2001-10-31 |
| AU2542400A (en) | 2000-08-25 |
| ES2204506T3 (es) | 2004-05-01 |
| DE50003633D1 (de) | 2003-10-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE59709121D1 (de) | Verfahren zur herstellung von wasserstoffperoxid | |
| ATE126223T1 (de) | Verfahren zur herstellung von ascorbinsäure. | |
| ATE260907T1 (de) | Verfahren zur herstellung von olefinischen epoxiden | |
| DK1301526T3 (da) | Fremgangsmåde til oxidation til fremstilling af mellemproduktet 6.alpha.,9alpha.-difluor-11.beta.,17.alpha.-dihydroxy-16.alpha.-methyl-androst-1,4-dien-3-on 17.beta-carboxylsyre | |
| ATE340607T1 (de) | Verfahren zur herstellung von wasserfreien zusammensetzungen enthaltend verbesserte schweisshemmende agentien | |
| JO2243B1 (en) | Prepare a 6.3-dicyl-6.5-dihydro-4 hydroxy-pyran-2-one compound | |
| SE9802705D0 (sv) | Förfarande för pappersframställning | |
| ATA278988A (de) | Verfahren zur herstellung von 3-5-dimethyl-4methoxypyridinderivaten sowie neues zwischenprodukt hierfuer | |
| DK0737210T4 (da) | Fremgangsmåde til fremstilling af kationisk stivelse | |
| DK1149084T3 (da) | Fremgangsmåde til fremstilling af L-ascorbinsyre | |
| EA200200125A1 (ru) | Способ получения амлодипина бензолсульфоната | |
| ATE335750T1 (de) | Verfahren zur herstellung von organosilylalkylpolysulfanen | |
| ATE370940T1 (de) | Verfahren zur herstellung von (s)- glyceraldehydacetonid | |
| ATE281444T1 (de) | Verfahren zur herstellung von gamma-butyrolacton | |
| DE69926223D1 (de) | Verfahren zur herstellung von zwischenprodukten | |
| ATE396181T1 (de) | Verfahren zur herstellung von lactonen oder epoxiden | |
| DE60014330D1 (de) | Verfahren zur herstellung von 1,4,7,10-tetraazacyclododecan | |
| ATE141581T1 (de) | Verfahren zur herstellung von arylketonen | |
| DE60142962D1 (de) | Verfahren zur herstellung von pestiziden verbindungen | |
| ATE236135T1 (de) | Verfahren zur herstellung von 4,6- dichlorpyrimidin | |
| ATE273289T1 (de) | Verfahren zur herstellung von 1,3- disubstituierten 2-nitroguanidinen | |
| ATE309226T1 (de) | Verfahren zur herstellung von fluconazole und kristallmodifikationen davon | |
| UA32065A (uk) | Спосіб підготовки води | |
| ATE321028T1 (de) | Verfahren zur herstellung von 1,3- disubstituierten 2-nitroguanidinen | |
| ATE417912T1 (de) | Verfahren zur herstellung von acetylen und anlage zur durchführung des verfahrens |