SE383735B - Sett att utvinna ren l-n-bensoyl-3,4-dihydroxi-fenylalanin ur racemisk n-bensoyl-3,4-dihydroxi-fenylalanin - Google Patents

Sett att utvinna ren l-n-bensoyl-3,4-dihydroxi-fenylalanin ur racemisk n-bensoyl-3,4-dihydroxi-fenylalanin

Info

Publication number
SE383735B
SE383735B SE7017231A SE1723170A SE383735B SE 383735 B SE383735 B SE 383735B SE 7017231 A SE7017231 A SE 7017231A SE 1723170 A SE1723170 A SE 1723170A SE 383735 B SE383735 B SE 383735B
Authority
SE
Sweden
Prior art keywords
dihydroxy
benzoyl
phenylalanin
racemic
phenylalanine
Prior art date
Application number
SE7017231A
Other languages
English (en)
Swedish (sv)
Inventor
H Schubel
P Janssen
H Ratz
Original Assignee
Dynamit Nobel Ag
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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of SE383735B publication Critical patent/SE383735B/xx

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
    • C07C227/30—Preparation of optical isomers
    • C07C227/34—Preparation of optical isomers by separation of optical isomers
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
SE7017231A 1969-12-20 1970-12-18 Sett att utvinna ren l-n-bensoyl-3,4-dihydroxi-fenylalanin ur racemisk n-bensoyl-3,4-dihydroxi-fenylalanin SE383735B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1963991A DE1963991C3 (de) 1969-12-20 1969-12-20 Verfahren zur Gewinnung eines Derivates von L-3,4-dihydroxyphenylalanin

Publications (1)

Publication Number Publication Date
SE383735B true SE383735B (sv) 1976-03-29

Family

ID=5754513

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7017231A SE383735B (sv) 1969-12-20 1970-12-18 Sett att utvinna ren l-n-bensoyl-3,4-dihydroxi-fenylalanin ur racemisk n-bensoyl-3,4-dihydroxi-fenylalanin

Country Status (6)

Country Link
US (1) US3796750A (de)
JP (1) JPS5422967B1 (de)
DE (1) DE1963991C3 (de)
FR (1) FR2074022A5 (de)
GB (1) GB1280614A (de)
SE (1) SE383735B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891696A (en) * 1973-11-02 1975-06-24 Interx Research Corp Novel, transient pro-drug forms of l-dopa
DE3334849A1 (de) * 1983-09-27 1985-04-04 Hoechst Ag, 6230 Frankfurt Verfahren zur racemisierung optisch aktiver aminosaeuren
DE3435095C2 (de) * 1984-09-25 1986-07-24 Degussa Ag, 6000 Frankfurt Verfahren zur Racemisierung von N-Acetyl-D(L)-α-aminocarbonsäuren
DE3817191A1 (de) * 1988-05-20 1989-11-30 Hoechst Ag Verfahren zur racemisierung von optisch aktiver d-2-n-phenacetylamino-4- methylphosphinobuttersaeure
EP0784603B1 (de) * 1994-10-07 2003-04-23 Darwin Discovery Limited Racemisierung von levobupivacaine-vorläufern und ihren analogen
US6156900A (en) * 1994-10-07 2000-12-05 Darwin Discovery Limited Racemization of precursors to levobupivacaine and analogues thereof

Also Published As

Publication number Publication date
DE1963991B2 (de) 1974-09-26
GB1280614A (en) 1972-07-05
FR2074022A5 (de) 1971-10-01
DE1963991A1 (de) 1971-07-15
DE1963991C3 (de) 1975-05-15
JPS5422967B1 (de) 1979-08-10
US3796750A (en) 1974-03-12

Similar Documents

Publication Publication Date Title
DK131874B (da) Fremgangsmåde til fremstilling af mutanase.
DK143347C (da) Fremgangsmaade til fremstilling af hydrogeler
DK130874B (da) Fremgangsmåde til fremstilling af mikrokapsler.
DK140730B (da) Fremgangsmåde til fremstilling af alfa-galactosidase.
DK130920B (da) Fremgangsmåde til fremstilling af optiske enantiomere af alfa1-tert.butylaminomethyl-4-hydroxy-m-xylen-alfa1,alfa3-diol.
DK129466B (da) Fremgangsmåde til fremstilling af langsomme α- og β-glycoproteiner.
SE383735B (sv) Sett att utvinna ren l-n-bensoyl-3,4-dihydroxi-fenylalanin ur racemisk n-bensoyl-3,4-dihydroxi-fenylalanin
DK126422B (da) Fremgangsmåde til opspaltning af racemiske organiske aminer.
DK131467B (da) Fremgangsmåde til fremstilling af vitamin C.
DK138681B (da) Fremgangsmåde til fremstilling af syntesegas.
DK139815B (da) Fremgangsmåde til fremstilling af urinstof.
DK112378B (da) Fremgangsmåde til fremstilling af tetrafluorætylen.
DK131815B (da) Fremgangsmåde til fremstilling af svovldioxid.
DK129653B (da) Fremgangsmåde til krystallisation af vitamin D3.
DK131875B (da) Fremgangsmåde til fremstilling af uricase.
DK128054B (da) Fremgangsmåde til fremstilling af en indibitor for patologiske processer.
SE408175B (sv) Sett att framstella rent kaprolaktam fran en sur losning derav
SE405603B (sv) Sett att framstella 3-amino-imidazo(5,1-a)isokinolinderivat
DK124130B (da) Fremgangsmåde til fremstilling af ren hexetidin.
DK128322B (da) Fremgangsmåde til fremstilling af en forbindelse mellem germaniumsyre og cystein.
DK129450B (da) Fremgangsmåde til ætinylering af 17-ketosteroider.
DK130701B (da) Fremgangsmåde til udvinding af et insekticid.
DK133681B (da) Fremgangsmåde til fremstilling af brandslukningsmidler.
DK103525C (da) Fremgangsmåde til fremstilling af tyggegummi.
SE394815B (sv) Sett att framstella vissa angivna (3-benso-1,2,4-triazinyl-dioxid-1,4)-karbamider