AU2274983A - Method of separating l-tryptophan - Google Patents

Method of separating l-tryptophan

Info

Publication number
AU2274983A
AU2274983A AU22749/83A AU2274983A AU2274983A AU 2274983 A AU2274983 A AU 2274983A AU 22749/83 A AU22749/83 A AU 22749/83A AU 2274983 A AU2274983 A AU 2274983A AU 2274983 A AU2274983 A AU 2274983A
Authority
AU
Australia
Prior art keywords
tryptophan
separating
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.)
Granted
Application number
AU22749/83A
Other versions
AU566747B2 (en
Inventor
Nobuhiro Kawashima
Nobuyuki Kawashima
Syosuke Nagai
Masaharu Ohoka
Takao Takano
Yukihiro Yoshikawa
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
Publication of AU2274983A publication Critical patent/AU2274983A/en
Application granted granted Critical
Publication of AU566747B2 publication Critical patent/AU566747B2/en
Assigned to MITSUI CHEMICALS, INC. reassignment MITSUI CHEMICALS, INC. Request to Amend Deed and Register Assignors: MITSUI TOATSU CHEMICALS INC.
Anticipated expiration legal-status Critical
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)
AU22749/83A 1984-01-10 1983-12-21 Method of separating l-tryptophan Expired AU566747B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843400603 DE3400603A1 (en) 1984-01-10 1984-01-10 METHOD FOR SEPARATING L-TRYPTOPHANE

Publications (2)

Publication Number Publication Date
AU2274983A true AU2274983A (en) 1985-06-27
AU566747B2 AU566747B2 (en) 1987-10-29

Family

ID=6224602

Family Applications (1)

Application Number Title Priority Date Filing Date
AU22749/83A Expired AU566747B2 (en) 1984-01-10 1983-12-21 Method of separating l-tryptophan

Country Status (7)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU611501B2 (en) * 1987-10-12 1991-06-13 Mitsui Toatsu Chemicals Inc. Process for producing l-tryptophane

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0648990B2 (en) * 1987-01-14 1994-06-29 味の素株式会社 Method for purifying tryptophan
DK388888A (en) * 1987-07-13 1989-01-14 Mitsui Toatsu Chemicals PROCEDURE FOR PREPARING L-TRYPTOPHAN AND PROCEDURE FOR PREPARING A STABLE Aqueous Enzyme Solution
DE3915616C1 (en) * 1989-05-12 1990-06-21 Gesellschaft Fuer Biotechnologische Forschung Mbh (Gbf), 3300 Braunschweig, De
JPH0489479A (en) * 1990-08-01 1992-03-23 Ajinomoto Co Inc Recovery of optically active tryptophan
BR9605094A (en) * 1995-10-13 1998-07-07 Ajinomoto Kk Process for removing cells from a fermentation broth
EP0770676A3 (en) * 1995-10-23 1999-05-19 Ajinomoto Co., Ltd. Method for treating fermentation broth
DE19540788A1 (en) * 1995-11-02 1997-05-07 Degussa Use of aqueous L-tryptophan and / or L-threonine salt solutions
CA2569204A1 (en) 2006-11-28 2008-05-28 Apotex Technologies Inc. Crystalline d-isoglutamyl-d-tryptophan and the mono ammonium salt of d-isoglutamyl-d-tryptophan
CA2571645A1 (en) * 2006-12-19 2008-06-19 Apotex Technologies Inc. Pharmaceutically acceptable salts of thymodepressin and processes for their manufacture

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 (en) * 1962-10-25 1963-11-22 Sumitomo Chemical Co Process for the production of l-amino acids by fermentation
US4411991A (en) * 1980-10-07 1983-10-25 Kanegafuchi Chemical Industry Company, Limited Process for fermentative production of amino acids

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU611501B2 (en) * 1987-10-12 1991-06-13 Mitsui Toatsu Chemicals Inc. Process for producing l-tryptophane

Also Published As

Publication number Publication date
FR2557873A1 (en) 1985-07-12
GB2152031B (en) 1987-07-22
NL8304497A (en) 1985-07-16
FR2557873B1 (en) 1986-05-16
GB8334071D0 (en) 1984-02-01
CH659828A5 (en) 1987-02-27
AU566747B2 (en) 1987-10-29
DE3400603A1 (en) 1985-07-18
GB2152031A (en) 1985-07-31
CA1215068A (en) 1986-12-09

Similar Documents

Publication Publication Date Title
AU565104B2 (en) Method of fractioning plasma
AU568540B2 (en) Methods of bonding
GR82481B (en) Improved method of preparing-2-fluoro-17b-estradiol
CS61484A2 (en) Method of 4-cyanopyridazines preparation
PL250633A2 (en) Method of obtaining novel derivatives 4-piperidinoamine
AU566747B2 (en) Method of separating l-tryptophan
AU2305784A (en) Method of isolating soyasaponins by defatting
PL249025A1 (en) Method of obtaining novel derivatives of piperidinoquinazoline
AU575054B2 (en) Dipeptides of l-5-hydroxytryptophan
AU566076B2 (en) Radiation-stabilisation of polyolefins
AU2809584A (en) Substituted indoles
AU3611784A (en) Method of treatment
GB2108496B (en) Method of separating indole
AU1864883A (en) Production of l-phenylalanine
AU1151483A (en) Method of electroplating
GB8321377D0 (en) Method of connecting
AU2476484A (en) Separating hypoeutectic solution
AU3499384A (en) Separation
AU572234B2 (en) Herbicidal-composition of s-benzyldipropylthiocarbamate
AU523379B3 (en) Method of making insulfoil
PL250061A1 (en) Method of obtaining derivatives of 9-carbamoilofluorene
AU3058084A (en) Method for production of useful substances from soymeal
PL245301A2 (en) Method of separation of pure 6-alpha-methylhydrocortisone
AU554495B2 (en) Method of construction
PL254102A1 (en) Method of produce new derivative 9-antyryloksyaminoalkane

Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired