AT320140B - Method for the isolation of L-dopa from an aqueous extract - Google Patents

Method for the isolation of L-dopa from an aqueous extract

Info

Publication number
AT320140B
AT320140B AT609673A AT609673A AT320140B AT 320140 B AT320140 B AT 320140B AT 609673 A AT609673 A AT 609673A AT 609673 A AT609673 A AT 609673A AT 320140 B AT320140 B AT 320140B
Authority
AT
Austria
Prior art keywords
dopa
isolation
aqueous extract
extract
aqueous
Prior art date
Application number
AT609673A
Other languages
German (de)
Inventor
Chem Tord Broederman Dipl
Rer Nat Pentti Hietala Dr
Jacobus Sundman Dr
Original Assignee
Medica Ab Oy
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 Medica Ab Oy filed Critical Medica Ab Oy
Application granted granted Critical
Publication of AT320140B publication Critical patent/AT320140B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C227/28—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from natural products
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C227/38—Separation; Purification; Stabilisation; Use of additives
    • C07C227/40—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
    • C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
    • C07C229/34—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton containing six-membered aromatic rings
    • C07C229/36—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton containing six-membered aromatic rings with at least one amino group and one carboxyl group bound to the same carbon atom of the carbon skeleton

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Extraction Or Liquid Replacement (AREA)
AT609673A 1972-07-14 1973-07-11 Method for the isolation of L-dopa from an aqueous extract AT320140B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI722027A FI48673C (en) 1972-07-14 1972-07-14 Method for isolating 3 (3,4-dihydroxyphenyl) -L-alanine (L-DOPA) from a stock solution.

Publications (1)

Publication Number Publication Date
AT320140B true AT320140B (en) 1975-01-27

Family

ID=8506564

Family Applications (1)

Application Number Title Priority Date Filing Date
AT609673A AT320140B (en) 1972-07-14 1973-07-11 Method for the isolation of L-dopa from an aqueous extract

Country Status (12)

Country Link
AT (1) AT320140B (en)
CA (1) CA996575A (en)
CH (1) CH581095A5 (en)
DE (1) DE2333375A1 (en)
DK (1) DK140405B (en)
ES (1) ES416750A1 (en)
FI (1) FI48673C (en)
FR (1) FR2192846B1 (en)
GB (1) GB1396235A (en)
NL (1) NL7309698A (en)
NO (1) NO139683C (en)
SE (1) SE407743B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2943761C2 (en) * 1979-10-30 1983-11-17 Degussa Ag, 6000 Frankfurt Process for the isolation of amino acids which contain at least one aromatic or heteroaromatic ring

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2681927A (en) * 1951-05-04 1954-06-22 Research Corp Separation of amino acids

Also Published As

Publication number Publication date
DK140405B (en) 1979-08-20
FR2192846A1 (en) 1974-02-15
GB1396235A (en) 1975-06-04
NO139683B (en) 1979-01-15
SE407743B (en) 1979-04-23
FI48673B (en) 1974-09-02
DK140405C (en) 1980-01-21
CA996575A (en) 1976-09-07
DE2333375A1 (en) 1974-01-24
FI48673C (en) 1974-12-10
CH581095A5 (en) 1976-10-29
FR2192846B1 (en) 1977-02-25
NO139683C (en) 1979-04-25
NL7309698A (en) 1974-01-16
ES416750A1 (en) 1976-02-01

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Legal Events

Date Code Title Description
EFA Change in the company name
ELJ Ceased due to non-payment of the annual fee