PT97049A - Processo para a preparacao de ester de 1-metilo de n-l alfa-aspartil-fenilalanina (aspartame) e de produtos intermediarios e de derivados - Google Patents

Processo para a preparacao de ester de 1-metilo de n-l alfa-aspartil-fenilalanina (aspartame) e de produtos intermediarios e de derivados

Info

Publication number
PT97049A
PT97049A PT97049A PT9704991A PT97049A PT 97049 A PT97049 A PT 97049A PT 97049 A PT97049 A PT 97049A PT 9704991 A PT9704991 A PT 9704991A PT 97049 A PT97049 A PT 97049A
Authority
PT
Portugal
Prior art keywords
alpha
methyl ester
derivatives
phenylenanin
aspartil
Prior art date
Application number
PT97049A
Other languages
English (en)
Other versions
PT97049B (pt
Inventor
John B Hill
Mark R Johnson
Tse-Lok Ho
Russell Klix
Gayle Webber
Robert A Erickson
Original Assignee
Nutrasweet Co
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 Nutrasweet Co filed Critical Nutrasweet Co
Publication of PT97049A publication Critical patent/PT97049A/pt
Publication of PT97049B publication Critical patent/PT97049B/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07K—PEPTIDES
    • C07K5/00—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof
    • C07K5/04—Peptides containing up to four amino acids in a fully defined sequence; Derivatives thereof containing only normal peptide links
    • C07K5/06—Dipeptides
    • C07K5/06104—Dipeptides with the first amino acid being acidic
    • C07K5/06113—Asp- or Asn-amino acid
    • C07K5/06121—Asp- or Asn-amino acid the second amino acid being aromatic or cycloaliphatic
    • C07K5/0613—Aspartame
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/06—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having one or two double bonds between ring members or between ring members and non-ring members
    • C07D241/08—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having one or two double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Genetics & Genomics (AREA)
  • Biochemistry (AREA)
  • Biophysics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Molecular Biology (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Peptides Or Proteins (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
PT97049A 1990-03-15 1991-03-15 Processo para a preparacao de ester de 1-metilo de n-l alfa-aspartil-fenilalanina (aspartame) e de produtos intermediarios e de derivados PT97049B (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US49824390A 1990-03-15 1990-03-15
US60665690A 1990-10-31 1990-10-31
US65878491A 1991-02-26 1991-02-26
US66480691A 1991-03-08 1991-03-08

Publications (2)

Publication Number Publication Date
PT97049A true PT97049A (pt) 1991-12-31
PT97049B PT97049B (pt) 1998-07-31

Family

ID=27504394

Family Applications (1)

Application Number Title Priority Date Filing Date
PT97049A PT97049B (pt) 1990-03-15 1991-03-15 Processo para a preparacao de ester de 1-metilo de n-l alfa-aspartil-fenilalanina (aspartame) e de produtos intermediarios e de derivados

Country Status (16)

Country Link
EP (1) EP0478729B1 (pt)
CN (1) CN1057835A (pt)
AT (1) ATE141613T1 (pt)
AU (1) AU628257B2 (pt)
CA (1) CA2060515A1 (pt)
CS (1) CS70091A2 (pt)
DE (1) DE69121502T2 (pt)
DK (1) DK0478729T3 (pt)
ES (1) ES2091324T3 (pt)
GR (1) GR3020839T3 (pt)
HU (1) HUT60712A (pt)
IE (1) IE910896A1 (pt)
NO (1) NO920193D0 (pt)
NZ (1) NZ237469A (pt)
PT (1) PT97049B (pt)
WO (1) WO1991014378A1 (pt)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04234375A (ja) * 1990-12-27 1992-08-24 Ajinomoto Co Inc 新規2,5−ジオキソピペラジン化合物及びその製造法
JPH04234374A (ja) * 1990-12-27 1992-08-24 Ajinomoto Co Inc ジケトピペラジン誘導体の製造方法
JPH05117246A (ja) * 1991-10-23 1993-05-14 Ajinomoto Co Inc 新規2,5−ジオキソピペラジン化合物とその製造法及びα−L−アスパルチル−L−フエニルアラニンメチルエステル誘導体の製造法
US6465677B1 (en) * 1998-11-19 2002-10-15 The Nutrasweet Company Method for the preparation of N-neohexyl-α-aspartyl-L-phenylalanine methyl ester from imidazolidin-4-one intermediates
DE10019879A1 (de) * 2000-04-20 2001-10-25 Degussa Verfahren zur Herstellung von 2,5-Diketopiperazinen, neue 2,5-Diketopiperazine und deren Verwendung
AU2001284697A1 (en) 2000-08-04 2002-02-18 Dmi Biosciences, Inc. Method of synthesizing diketopiperazines
AU2001279313B2 (en) 2000-08-04 2007-03-01 Ampio Pharmaceuticals, Inc. Method of using diketopiperazines and composition containing them
ATE520981T1 (de) 2002-10-02 2011-09-15 Dmi Biosciences Inc Diagnose und überwachung von krankheiten
CA3050734A1 (en) 2003-05-15 2004-12-02 Ampio Pharmaceuticals, Inc. Treatment of t-cell mediated diseases
WO2009146320A1 (en) 2008-05-27 2009-12-03 Dmi Life Sciences, Inc. Therapeutic methods and compounds
US8507496B2 (en) 2010-09-07 2013-08-13 Dmi Acquisition Corp. Treatment of diseases
EA027343B1 (ru) 2011-10-10 2017-07-31 Ампио Фармасьютикалз, Инк. Имплантируемые устройства медицинского назначения с повышенной иммунной толерантностью и способы изготовления и имплантирования
EP2766029B1 (en) 2011-10-10 2020-03-25 Ampio Pharmaceuticals, Inc. Treatment of degenerative joint disease
CA2846394A1 (en) 2011-10-28 2013-05-02 Ampio Pharmaceuticals, Inc. Treatment of rhinitis
BR112015020469A2 (pt) 2013-03-15 2020-01-28 Ampio Pharmaceuticals Inc Usos de da-dkp, composição e método para fornecimento de células-tronco a umindivíduo
AU2015305611B2 (en) 2014-08-18 2020-04-23 Ampio Pharmaceuticals, Inc. Treatment of joint conditions
US11389512B2 (en) 2015-06-22 2022-07-19 Ampio Pharmaceuticals, Inc. Use of low molecular weight fractions of human serum albumin in treating diseases
ES2957286T3 (es) * 2016-12-21 2024-01-16 Suntory Holdings Ltd Alimentos y bebidas que contienen ciclo(aspartil-glicina), glucosa y maltosa
WO2024075813A1 (ja) * 2022-10-07 2024-04-11 学校法人中部大学 ジケトピペラジン化合物を用いるポリペプチド合成

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2038106A1 (de) * 1970-07-31 1972-02-10 Henkel & Cie Gmbh Aktivatoren fuer Perverbindungen
JPS58185545A (ja) * 1982-04-22 1983-10-29 Ajinomoto Co Inc α−L−アスパルチル−L−フエニルアラニンメチルエステルまたはその塩酸塩の製法
IT1197461B (it) * 1983-05-13 1988-11-30 Debi Derivati Biologici Procedimento per la preparazione dell'estere metilico di alfa-l-aspartil-l-fenil-alanina
JPS60174799A (ja) * 1984-02-21 1985-09-09 Ajinomoto Co Inc α−L−アスパルチル−L−フエニルアラニンメチルエステルの製造法
AU586669B2 (en) * 1985-03-29 1989-07-20 Mitsui Toatsu Chemicals Inc. Preparation process of ```-L-aspartyl-L-phenylalanine methyl ester or hydrochloride thereof
JPH0647600B2 (ja) * 1985-06-04 1994-06-22 味の素株式会社 β−アスパルチルフエニルアラニン誘導体のα−アスパルチルフエニルアラニン誘導体への変換法
US4677220A (en) * 1985-10-31 1987-06-30 Monsanto Company Process for the preparation of α-L-aspartyl-L-phenylalanine methyl ester
DE3600731A1 (de) * 1986-01-13 1987-07-16 Green Cross Korea Verfahren zur herstellung von (alpha)-l-aspartyl-l-phenylalaninmethylester
US4992552A (en) * 1988-08-31 1991-02-12 Eastman Kodak Company Process for preparation of amino acids

Also Published As

Publication number Publication date
CS70091A2 (en) 1991-10-15
CN1057835A (zh) 1992-01-15
DK0478729T3 (da) 1996-09-16
EP0478729B1 (en) 1996-08-21
PT97049B (pt) 1998-07-31
AU7564891A (en) 1991-10-21
ATE141613T1 (de) 1996-09-15
DE69121502D1 (de) 1996-09-26
EP0478729A4 (en) 1993-06-16
ES2091324T3 (es) 1996-11-01
NZ237469A (en) 1993-08-26
WO1991014378A1 (en) 1991-10-03
CA2060515A1 (en) 1991-09-16
AU628257B2 (en) 1992-09-10
HUT60712A (en) 1992-10-28
NO920193L (no) 1992-01-15
IE910896A1 (en) 1991-09-25
GR3020839T3 (en) 1996-11-30
NO920193D0 (no) 1992-01-15
EP0478729A1 (en) 1992-04-08
DE69121502T2 (de) 1997-01-16

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Legal Events

Date Code Title Description
BB1A Laying open of patent application

Effective date: 19910909

FG3A Patent granted, date of granting

Effective date: 19980414

MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19991031