CA1215068A - Methode de separation du l-tryptophane - Google Patents

Methode de separation du l-tryptophane

Info

Publication number
CA1215068A
CA1215068A CA000444164A CA444164A CA1215068A CA 1215068 A CA1215068 A CA 1215068A CA 000444164 A CA000444164 A CA 000444164A CA 444164 A CA444164 A CA 444164A CA 1215068 A CA1215068 A CA 1215068A
Authority
CA
Canada
Prior art keywords
tryptophan
reaction mixture
microorganism
acid
alkali
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
Application number
CA000444164A
Other languages
English (en)
Inventor
Masaharu Ohoka
Yukihiro Yoshikawa
Syosuke Nagai
Nobuhiro Kawashima
Nobuyuki Kawashima
Takao Takano
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsui Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Application granted granted Critical
Publication of CA1215068A publication Critical patent/CA1215068A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
    • C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
    • C12N1/02—Separating microorganisms from their culture media

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Health & Medical Sciences (AREA)
  • Zoology (AREA)
  • Genetics & Genomics (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Biochemistry (AREA)
  • General Engineering & Computer Science (AREA)
  • Microbiology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Tropical Medicine & Parasitology (AREA)
  • Virology (AREA)
  • Biomedical Technology (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
CA000444164A 1984-01-10 1983-12-22 Methode de separation du l-tryptophane Expired CA1215068A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843400603 DE3400603A1 (de) 1984-01-10 1984-01-10 Verfahren zur abtrennung von l-tryptophan

Publications (1)

Publication Number Publication Date
CA1215068A true CA1215068A (fr) 1986-12-09

Family

ID=6224602

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000444164A Expired CA1215068A (fr) 1984-01-10 1983-12-22 Methode de separation du l-tryptophane

Country Status (7)

Country Link
AU (1) AU566747B2 (fr)
CA (1) CA1215068A (fr)
CH (1) CH659828A5 (fr)
DE (1) DE3400603A1 (fr)
FR (1) FR2557873B1 (fr)
GB (1) GB2152031B (fr)
NL (1) NL8304497A (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
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
EP0299715A3 (fr) * 1987-07-13 1990-07-04 MITSUI TOATSU CHEMICALS, Inc. Procédé de production de L-tryptophane
ATE109833T1 (de) * 1987-10-12 1994-08-15 Mitsui Toatsu Chemicals Verfahren zur herstellung von l-tryptophan.
DE3915616C1 (fr) * 1989-05-12 1990-06-21 Gesellschaft Fuer Biotechnologische Forschung Mbh (Gbf), 3300 Braunschweig, De
JPH0489479A (ja) * 1990-08-01 1992-03-23 Ajinomoto Co Inc 光学活性トリプトファンの回収方法
EP0768374B1 (fr) * 1995-10-13 2003-01-29 Ajinomoto Co., Inc. Procédé pour éliminer des cellules à partir du bouillon de fermentation
EP0770676A3 (fr) * 1995-10-23 1999-05-19 Ajinomoto Co., Ltd. Méthode de traitement de bouillons de culture
DE19540788A1 (de) * 1995-11-02 1997-05-07 Degussa Verwendung von wässrigen L-Tryptophan- und/oder L-Threonin-Salzlösungen
CA2569204A1 (fr) 2006-11-28 2008-05-28 Apotex Technologies Inc. D-isoglutamyl-d-tryptophane cristallin et sel de monoammonium de d-isoglutamyl-d-tryptophane
CA2571645A1 (fr) 2006-12-19 2008-06-19 Apotex Technologies Inc. Sels de thymodepressin pharmaceutiquement acceptables et methodes de production connexes

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2973304A (en) * 1958-10-02 1961-02-28 Pfizer & Co C Fermentation process
FR1343804A (fr) * 1962-10-25 1963-11-22 Sumitomo Chemical Co Procédé de production des l-aminoacides par fermentation
US4411991A (en) * 1980-10-07 1983-10-25 Kanegafuchi Chemical Industry Company, Limited Process for fermentative production of amino acids

Also Published As

Publication number Publication date
GB2152031A (en) 1985-07-31
CH659828A5 (de) 1987-02-27
NL8304497A (nl) 1985-07-16
AU2274983A (en) 1985-06-27
GB8334071D0 (en) 1984-02-01
DE3400603A1 (de) 1985-07-18
FR2557873B1 (fr) 1986-05-16
GB2152031B (en) 1987-07-22
FR2557873A1 (fr) 1985-07-12
AU566747B2 (en) 1987-10-29

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