ES2187127T3 - Procedimiento de obtencion de n-formil-leucina de pureza elevada. - Google Patents

Procedimiento de obtencion de n-formil-leucina de pureza elevada.

Info

Publication number
ES2187127T3
ES2187127T3 ES99403181T ES99403181T ES2187127T3 ES 2187127 T3 ES2187127 T3 ES 2187127T3 ES 99403181 T ES99403181 T ES 99403181T ES 99403181 T ES99403181 T ES 99403181T ES 2187127 T3 ES2187127 T3 ES 2187127T3
Authority
ES
Spain
Prior art keywords
leucine
procedure
obtaining
formil
elevated purity
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 - Lifetime
Application number
ES99403181T
Other languages
English (en)
Inventor
Patricia Hussenet
Goff Philippe Le
Gerard Sennyey
Charles-Henry Vincent
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.)
Isochem SAS
Original Assignee
Isochem SAS
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 Isochem SAS filed Critical Isochem SAS
Application granted granted Critical
Publication of ES2187127T3 publication Critical patent/ES2187127T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C231/00—Preparation of carboxylic acid amides
    • C07C231/08—Preparation of carboxylic acid amides from amides by reaction at nitrogen atoms of carboxamide groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Peptides Or Proteins (AREA)

Abstract

Procedimiento de obtención de N-formil-leucina por reacción de la leucina con la formamida, caracterizado porque una vez terminada la reacción, se hace precipitar la N-formil-leucina, a una temperatura de aproximadamente 0 a 40ºC, mezclando el medio reaccional con agua y un ácido con el fin de que el valor pH final de la mezcla sea de aproximadamente 2 a 3.
ES99403181T 1998-12-30 1999-12-17 Procedimiento de obtencion de n-formil-leucina de pureza elevada. Expired - Lifetime ES2187127T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9816611A FR2788056B1 (fr) 1998-12-30 1998-12-30 Procede d'obtention de n-formyl-leucine de purete elevee

Publications (1)

Publication Number Publication Date
ES2187127T3 true ES2187127T3 (es) 2003-05-16

Family

ID=9534655

Family Applications (1)

Application Number Title Priority Date Filing Date
ES99403181T Expired - Lifetime ES2187127T3 (es) 1998-12-30 1999-12-17 Procedimiento de obtencion de n-formil-leucina de pureza elevada.

Country Status (12)

Country Link
US (1) US6294692B1 (es)
EP (1) EP1016652B1 (es)
JP (1) JP2000191611A (es)
KR (1) KR20000048445A (es)
AT (1) ATE228497T1 (es)
CA (1) CA2293750A1 (es)
DE (1) DE69904136T2 (es)
DK (1) DK1016652T3 (es)
ES (1) ES2187127T3 (es)
FR (1) FR2788056B1 (es)
HU (1) HUP9904727A3 (es)
PT (1) PT1016652E (es)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3145736A1 (de) * 1981-11-19 1983-05-26 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von n-formyl-(alpha)-aminosaeureestern
US4789757A (en) * 1987-07-17 1988-12-06 W. R. Grace & Co.-Conn. N-formylation of amino carboxylic compounds with formamide

Also Published As

Publication number Publication date
PT1016652E (pt) 2003-03-31
CA2293750A1 (fr) 2000-06-30
DK1016652T3 (da) 2003-03-24
DE69904136T2 (de) 2003-07-17
DE69904136D1 (de) 2003-01-09
US6294692B1 (en) 2001-09-25
JP2000191611A (ja) 2000-07-11
HUP9904727A3 (en) 2000-12-28
EP1016652B1 (fr) 2002-11-27
HU9904727D0 (en) 2000-03-28
FR2788056A1 (fr) 2000-07-07
FR2788056B1 (fr) 2001-02-02
KR20000048445A (ko) 2000-07-25
EP1016652A1 (fr) 2000-07-05
ATE228497T1 (de) 2002-12-15
HUP9904727A2 (hu) 2000-11-28

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