DE3685846D1 - Verfahren zur reinigung von tryptophan. - Google Patents
Verfahren zur reinigung von tryptophan.Info
- Publication number
- DE3685846D1 DE3685846D1 DE8686104915T DE3685846T DE3685846D1 DE 3685846 D1 DE3685846 D1 DE 3685846D1 DE 8686104915 T DE8686104915 T DE 8686104915T DE 3685846 T DE3685846 T DE 3685846T DE 3685846 D1 DE3685846 D1 DE 3685846D1
- Authority
- DE
- Germany
- Prior art keywords
- tryptophane
- purifying
- purifying tryptophane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N9/00—Enzymes; Proenzymes; Compositions thereof; Processes for preparing, activating, inhibiting, separating or purifying enzymes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/02—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring
- C07D209/04—Indoles; Hydrogenated indoles
- C07D209/10—Indoles; Hydrogenated indoles with substituted hydrocarbon radicals attached to carbon atoms of the hetero ring
- C07D209/18—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D209/20—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals substituted additionally by nitrogen atoms, e.g. tryptophane
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P13/00—Preparation of nitrogen-containing organic compounds
- C12P13/04—Alpha- or beta- amino acids
- C12P13/22—Tryptophan; Tyrosine; Phenylalanine; 3,4-Dihydroxyphenylalanine
- C12P13/227—Tryptophan
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60074486A JPS61234789A (ja) | 1985-04-10 | 1985-04-10 | L―トリプトファンよりインドールの分離回収方法 |
JP61058404A JPH0761996B2 (ja) | 1986-03-18 | 1986-03-18 | トリプトフアンの精製方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3685846D1 true DE3685846D1 (de) | 1992-08-06 |
DE3685846T2 DE3685846T2 (de) | 1993-01-14 |
Family
ID=26399459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8686104915T Expired - Fee Related DE3685846T2 (de) | 1985-04-10 | 1986-04-10 | Verfahren zur reinigung von tryptophan. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4769474A (de) |
EP (1) | EP0200944B1 (de) |
KR (1) | KR890001245B1 (de) |
AU (1) | AU570839B2 (de) |
CA (1) | CA1267652A (de) |
DE (1) | DE3685846T2 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0648990B2 (ja) * | 1987-01-14 | 1994-06-29 | 味の素株式会社 | トリプトフアンの精製方法 |
JPH01311062A (ja) * | 1988-06-08 | 1989-12-15 | Agency Of Ind Science & Technol | インドールの分離精製法 |
EP0428984B1 (de) * | 1989-11-20 | 1994-06-22 | MITSUI TOATSU CHEMICALS, Inc. | Verfahren zur Trennung von Aminosäuren |
KR100339163B1 (ko) * | 1995-02-10 | 2002-12-05 | 주식회사 엘지씨아이 | 생강으로부터나트륨치환트립토판을추출하는방법 |
US20060106226A1 (en) * | 1998-02-26 | 2006-05-18 | Aminopath Labs, Llc And A Patent License Agreement | Isolation of amino acids and related isolates |
US7030248B2 (en) | 1998-02-26 | 2006-04-18 | Aminopath Labs, Llc | Isolation of natural L-β-3-indolylalanine and enrichment of natural aliphatic amino acid mixtures with natural L-β-3-indolylalanine |
US6541644B2 (en) | 1998-02-26 | 2003-04-01 | Aminopath Labs, Llc | Isolation of natural L-β-3-indolylalanine and enrichment of natural aliphatic amino acid mixtures with natural L-β-3-indolylalanine |
US7329354B2 (en) * | 1998-06-09 | 2008-02-12 | Ppt Technologies, Llc | Purification of organic solvent fluids |
EP1212298B1 (de) * | 1999-08-30 | 2006-05-24 | Robert L. Pollack | Abtrennung von natürtlichem beta-3-indolylalanin und anreicherung von gemischen natürlicher aliphatischer aminosäuren mit natürlichem beta-3-indolylalanin |
JP2001199957A (ja) * | 2000-01-13 | 2001-07-24 | Ajinomoto Co Inc | トリプトファンの晶析法 |
AU2004268627A1 (en) * | 2003-08-27 | 2005-03-10 | 3M Innovative Properties Company | Water filter manifold with integral valve |
ITFI20040063A1 (it) * | 2004-03-19 | 2004-06-19 | Biosphere S P A | Processo per la purificazione di triptofano |
US20070161784A1 (en) * | 2006-01-11 | 2007-07-12 | Aminopath Labs, Llc | Methods and products of amino acid isolation |
CN102803337B (zh) * | 2009-12-22 | 2015-03-11 | 索维特殊聚合物有限责任公司 | 新的包含二苯并二氮芳辛单元的聚酰胺、聚酰亚胺或聚酰胺-酰亚胺 |
BR112016015718B1 (pt) | 2014-01-07 | 2021-12-07 | Novasep Process Solutions | Processo de purificação de aminoácidos aromáticos |
MX2017006373A (es) * | 2015-01-22 | 2017-12-07 | Evoqua Water Tech Llc | Medios de cromatografía y restauración de desempeño de resina de intercambio iónico. |
CN111253298A (zh) * | 2020-02-10 | 2020-06-09 | 南阳师范学院 | 超高交联吸附树脂对l-色氨酸的分离方法 |
CN114082222B (zh) * | 2021-10-25 | 2023-03-17 | 青海大学 | 狭果茶藨子游离氨基酸纯化方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH445129A (fr) * | 1964-04-29 | 1967-10-15 | Nestle Sa | Procédé pour la préparation de composés d'inclusion à poids moléculaire élevé |
GB1145512A (en) * | 1965-09-21 | 1969-03-19 | Kyowa Hakko Kogyo Company Ltd | Method for isolating tryptophan |
DE2943761C2 (de) * | 1979-10-30 | 1983-11-17 | Degussa Ag, 6000 Frankfurt | Verfahren zur Isolierung von Aminosäuren, die mindestens einen aromatischen oder heteroaromatischen Ring enthalten |
US4357276A (en) * | 1979-11-02 | 1982-11-02 | Asahi Kasei Kogyo Kabushiki Kaisha | Process for separation of indole using X and Y type zeolites |
JPS5928484A (ja) * | 1982-08-11 | 1984-02-15 | Mitsui Toatsu Chem Inc | L−アミノ酸の単離方法 |
JPH01189265A (ja) * | 1988-01-25 | 1989-07-28 | Pioneer Answerphone Mfg Corp | 留守番電話装置 |
-
1986
- 1986-04-02 US US06/847,194 patent/US4769474A/en not_active Expired - Lifetime
- 1986-04-08 CA CA000506081A patent/CA1267652A/en not_active Expired - Fee Related
- 1986-04-08 AU AU55726/86A patent/AU570839B2/en not_active Ceased
- 1986-04-10 DE DE8686104915T patent/DE3685846T2/de not_active Expired - Fee Related
- 1986-04-10 KR KR1019860002726A patent/KR890001245B1/ko not_active IP Right Cessation
- 1986-04-10 EP EP86104915A patent/EP0200944B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0200944B1 (de) | 1992-07-01 |
DE3685846T2 (de) | 1993-01-14 |
AU5572686A (en) | 1986-10-16 |
KR860008279A (ko) | 1986-11-14 |
EP0200944A3 (en) | 1988-08-17 |
CA1267652A (en) | 1990-04-10 |
KR890001245B1 (ko) | 1989-04-28 |
EP0200944A2 (de) | 1986-11-12 |
US4769474A (en) | 1988-09-06 |
AU570839B2 (en) | 1988-03-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: MITSUI CHEMICALS, INC., TOKIO/TOKYO, JP |
|
8339 | Ceased/non-payment of the annual fee |