IL119732A0 - A process for recovery of ascorbic acid - Google Patents
A process for recovery of ascorbic acidInfo
- Publication number
- IL119732A0 IL119732A0 IL11973296A IL11973296A IL119732A0 IL 119732 A0 IL119732 A0 IL 119732A0 IL 11973296 A IL11973296 A IL 11973296A IL 11973296 A IL11973296 A IL 11973296A IL 119732 A0 IL119732 A0 IL 119732A0
- Authority
- IL
- Israel
- Prior art keywords
- ascorbic acid
- recovery
- extractant composition
- extractant
- precursor
- 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 14
- 229960005070 ascorbic acid Drugs 0.000 title abstract 7
- 235000010323 ascorbic acid Nutrition 0.000 title abstract 7
- 239000011668 ascorbic acid Substances 0.000 title abstract 7
- 238000000034 method Methods 0.000 title abstract 2
- 238000011084 recovery Methods 0.000 title abstract 2
- 239000000203 mixture Substances 0.000 abstract 4
- 239000007864 aqueous solution Substances 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 239000003623 enhancer Substances 0.000 abstract 2
- 238000000605 extraction Methods 0.000 abstract 2
- 239000002243 precursor Substances 0.000 abstract 2
- 125000003282 alkyl amino group Chemical group 0.000 abstract 1
- 125000004432 carbon atom Chemical group C* 0.000 abstract 1
- 238000006243 chemical reaction Methods 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)
- Extraction Or Liquid Replacement (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Coloring Foods And Improving Nutritive Qualities (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Priority Applications (11)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL11973296A IL119732A0 (en) | 1996-12-01 | 1996-12-01 | A process for recovery of ascorbic acid |
| EP97952304A EP0941220B1 (de) | 1996-12-01 | 1997-11-25 | Verfahren zur gewinnung von ascorbinsäure |
| AT97952304T ATE212624T1 (de) | 1996-12-01 | 1997-11-25 | Verfahren zur gewinnung von ascorbinsäure |
| CA002271856A CA2271856A1 (en) | 1996-12-01 | 1997-11-25 | A process for recovery of ascorbic acid |
| DE69710212T DE69710212T2 (de) | 1996-12-01 | 1997-11-25 | Verfahren zur gewinnung von ascorbinsäure |
| US09/319,141 US6169187B1 (en) | 1996-12-01 | 1997-11-25 | Process for recovery of ascorbic acid |
| JP52585298A JP2001505581A (ja) | 1996-12-01 | 1997-11-25 | アスコルビン酸を回収するための方法 |
| PCT/US1997/022395 WO1998024777A1 (en) | 1996-12-01 | 1997-11-25 | A process for recovery of ascorbic acid |
| BR9713307A BR9713307A (pt) | 1996-12-01 | 1997-11-25 | Processo para recuperar ácido ascórbico de uma ali ascóbico. |
| AU55947/98A AU5594798A (en) | 1996-12-01 | 1997-11-25 | A process for recovery of ascorbic acid |
| ES97952304T ES2168146T3 (es) | 1996-12-01 | 1997-11-25 | Proceso de recuperacion de acido ascorbico. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IL11973296A IL119732A0 (en) | 1996-12-01 | 1996-12-01 | A process for recovery of ascorbic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IL119732A0 true IL119732A0 (en) | 1997-03-18 |
Family
ID=11069536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL11973296A IL119732A0 (en) | 1996-12-01 | 1996-12-01 | A process for recovery of ascorbic acid |
Country Status (10)
| Country | Link |
|---|---|
| EP (1) | EP0941220B1 (de) |
| JP (1) | JP2001505581A (de) |
| AT (1) | ATE212624T1 (de) |
| AU (1) | AU5594798A (de) |
| BR (1) | BR9713307A (de) |
| CA (1) | CA2271856A1 (de) |
| DE (1) | DE69710212T2 (de) |
| ES (1) | ES2168146T3 (de) |
| IL (1) | IL119732A0 (de) |
| WO (1) | WO1998024777A1 (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6172242B1 (en) | 1996-05-31 | 2001-01-09 | Yissum Research Development Company Of The Hebrew University Of Jerusalem | Process for the production of erythorbic acid |
| US6984293B2 (en) | 2001-03-15 | 2006-01-10 | Tate & Lyle Ingredients | Azeotropic distillation of cyclic esters of hydroxy organic acids |
| US6926810B2 (en) | 2001-03-15 | 2005-08-09 | A. E. Staley Manufacturing Co. | Process for obtaining an organic acid from an organic acid ammonium salt, an organic acid amide, or an alkylamine organic acid complex |
| US6982026B2 (en) | 2001-03-15 | 2006-01-03 | Tate & Lyle Ingredients Americas, Inc. | Azeotropic distillation process for producing organic acids or organic acid amides |
| CN105061368A (zh) * | 2015-08-06 | 2015-11-18 | 常州思宇环保材料科技有限公司 | 一种从玫瑰花中提取维生素c的方法 |
| CN106588839A (zh) * | 2016-12-30 | 2017-04-26 | 云南中医学院 | 一种甜柿维生素c的制备方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL39710A (en) * | 1972-06-19 | 1975-04-25 | Imi Inst For Res & Dev | Recovery of acids from aqueous solutions by solvent extraction |
| DE3378049D1 (en) * | 1982-02-12 | 1988-10-27 | Hoffmann La Roche | Process for preparing ascorbic acid |
| DK307386A (da) * | 1985-07-05 | 1987-01-06 | Takeda Chemical Industries Ltd | Fremgangsmaade til rensning af l-ascorbinsyre |
| DE69614108T2 (de) * | 1995-05-31 | 2002-03-14 | Yissum Research Development Company Of The Hebrew University Of Jerusalem, Jerusalem/Jerusalajim | Verfahren zur gewinnung von ascorbinsäure |
-
1996
- 1996-12-01 IL IL11973296A patent/IL119732A0/xx unknown
-
1997
- 1997-11-25 DE DE69710212T patent/DE69710212T2/de not_active Expired - Fee Related
- 1997-11-25 EP EP97952304A patent/EP0941220B1/de not_active Expired - Lifetime
- 1997-11-25 ES ES97952304T patent/ES2168146T3/es not_active Expired - Lifetime
- 1997-11-25 JP JP52585298A patent/JP2001505581A/ja not_active Ceased
- 1997-11-25 WO PCT/US1997/022395 patent/WO1998024777A1/en not_active Ceased
- 1997-11-25 AT AT97952304T patent/ATE212624T1/de not_active IP Right Cessation
- 1997-11-25 AU AU55947/98A patent/AU5594798A/en not_active Abandoned
- 1997-11-25 BR BR9713307A patent/BR9713307A/pt not_active IP Right Cessation
- 1997-11-25 CA CA002271856A patent/CA2271856A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| EP0941220A1 (de) | 1999-09-15 |
| CA2271856A1 (en) | 1998-06-11 |
| ES2168146T3 (es) | 2002-06-01 |
| EP0941220B1 (de) | 2002-01-30 |
| ATE212624T1 (de) | 2002-02-15 |
| BR9713307A (pt) | 2000-03-21 |
| AU5594798A (en) | 1998-06-29 |
| JP2001505581A (ja) | 2001-04-24 |
| WO1998024777A1 (en) | 1998-06-11 |
| DE69710212D1 (de) | 2002-03-14 |
| DE69710212T2 (de) | 2002-08-14 |
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