IL61367A0 - Isolation of amino acids containing at least one aromatic or hetero-aromatic ring - Google Patents

Isolation of amino acids containing at least one aromatic or hetero-aromatic ring

Info

Publication number
IL61367A0
IL61367A0 IL61367A IL6136780A IL61367A0 IL 61367 A0 IL61367 A0 IL 61367A0 IL 61367 A IL61367 A IL 61367A IL 6136780 A IL6136780 A IL 6136780A IL 61367 A0 IL61367 A0 IL 61367A0
Authority
IL
Israel
Prior art keywords
aromatic
hetero
isolation
amino acids
acids containing
Prior art date
Application number
IL61367A
Original Assignee
Degussa
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 Degussa filed Critical Degussa
Publication of IL61367A0 publication Critical patent/IL61367A0/en

Links

Classifications

    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Indole Compounds (AREA)
IL61367A 1979-10-30 1980-10-29 Isolation of amino acids containing at least one aromatic or hetero-aromatic ring IL61367A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2943761A DE2943761C2 (en) 1979-10-30 1979-10-30 Process for the isolation of amino acids which contain at least one aromatic or heteroaromatic ring

Publications (1)

Publication Number Publication Date
IL61367A0 true IL61367A0 (en) 1980-12-31

Family

ID=6084713

Family Applications (1)

Application Number Title Priority Date Filing Date
IL61367A IL61367A0 (en) 1979-10-30 1980-10-29 Isolation of amino acids containing at least one aromatic or hetero-aromatic ring

Country Status (4)

Country Link
EP (1) EP0027874A1 (en)
JP (1) JPS5673050A (en)
DE (1) DE2943761C2 (en)
IL (1) IL61367A0 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3326633C1 (en) * 1983-07-23 1985-01-03 Kali-Chemie Ag, 3000 Hannover Process for the production of specific amino acid fractions and their use for the production of individual amino acids
US4769474A (en) * 1985-04-10 1988-09-06 Mitsui Toatsu Chemicals, Inc. Process for purifying tryptophane
JPH0623198B2 (en) * 1985-04-26 1994-03-30 味の素株式会社 Purification method of tryptophan
EP0428984B1 (en) * 1989-11-20 1994-06-22 MITSUI TOATSU CHEMICALS, Inc. Separation method of amino acids
JP2893813B2 (en) * 1990-03-15 1999-05-24 味の素株式会社 Crystallization of optically active tryptophan
BR112016015718B1 (en) 2014-01-07 2021-12-07 Novasep Process Solutions AROMATIC AMINO ACIDS PURIFICATION PROCESS

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3410896A (en) * 1964-04-21 1968-11-12 Kyowa Hakko Kogyo Kk Process for the preparation of phenylalanine
GB1145512A (en) * 1965-09-21 1969-03-19 Kyowa Hakko Kogyo Company Ltd Method for isolating tryptophan
FI47039C (en) * 1971-08-30 1973-09-10 Medica Ab Oy Method for isolating 3- (3,4-dihydroxyphenyl) -L-alanine from a plant extract.
FI48673C (en) * 1972-07-14 1974-12-10 Medica Ab Oy Method for isolating 3 (3,4-dihydroxyphenyl) -L-alanine (L-DOPA) from a stock solution.

Also Published As

Publication number Publication date
JPS5673050A (en) 1981-06-17
DE2943761A1 (en) 1981-05-07
EP0027874A1 (en) 1981-05-06
DE2943761C2 (en) 1983-11-17

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