DE3786403D1 - Verfahren zur synthese von n-formyl-aspartyl-phenylalanin und dessen methylester. - Google Patents
Verfahren zur synthese von n-formyl-aspartyl-phenylalanin und dessen methylester.Info
- Publication number
- DE3786403D1 DE3786403D1 DE8787113554T DE3786403T DE3786403D1 DE 3786403 D1 DE3786403 D1 DE 3786403D1 DE 8787113554 T DE8787113554 T DE 8787113554T DE 3786403 T DE3786403 T DE 3786403T DE 3786403 D1 DE3786403 D1 DE 3786403D1
- Authority
- DE
- Germany
- Prior art keywords
- iii
- phenylalanine
- salt
- aspartyl
- vii
- 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
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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Biophysics (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Medicinal Chemistry (AREA)
- Molecular Biology (AREA)
- Proteomics, Peptides & Aminoacids (AREA)
- Peptides Or Proteins (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61208483A JPH085912B2 (ja) | 1986-09-04 | 1986-09-04 | N−ホルミルアスパルチル−フエニルアラニンまたはそのメチルエステルの製造方法 |
EP87113554A EP0307496B1 (de) | 1986-09-04 | 1987-09-16 | Verfahren zur Synthese von N-Formyl-aspartyl-phenylalanin und dessen Methylester |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3786403D1 true DE3786403D1 (de) | 1993-08-05 |
DE3786403T2 DE3786403T2 (de) | 1993-10-14 |
Family
ID=39672046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE87113554T Expired - Lifetime DE3786403T2 (de) | 1986-09-04 | 1987-09-16 | Verfahren zur Synthese von N-Formyl-aspartyl-phenylalanin und dessen Methylester. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4810816A (de) |
EP (1) | EP0307496B1 (de) |
JP (1) | JPH085912B2 (de) |
DE (1) | DE3786403T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5053532A (en) * | 1988-02-12 | 1991-10-01 | The Nutra Sweet Company | One-pot process for the preparation of α-L-aspartyl-L-phenylalanine methyl ester hydrochloride |
US4945172A (en) * | 1988-02-12 | 1990-07-31 | The Nutra Sweet Company | Preparation of N-formyl-L-aspartic anhydride |
JPH089584B2 (ja) * | 1988-02-12 | 1996-01-31 | ザ ヌトラスウィート カンパニー | α―L―アルパルチル―L―フェニルアラニンメチルエステル塩酸塩のワンポット製造法 |
AU649623B2 (en) * | 1988-02-12 | 1994-06-02 | Nutrasweet Company, The | Process for the preparation of N-formyl-L-aspartic anhydride |
JP2647439B2 (ja) * | 1988-06-13 | 1997-08-27 | 三井東圧化学株式会社 | N−保護−α−L−アスパルチル−L−フェニルアラニンメチルエステルの製造方法 |
JP2647420B2 (ja) * | 1988-03-22 | 1997-08-27 | 三井東圧化学株式会社 | N−保護−α−L−アスパルチル−L−フェニルアラニンメチルエステルの製造方法 |
US5183937A (en) * | 1990-02-07 | 1993-02-02 | The Nutrasweet Company | Acetic acid recovery |
DK0471833T3 (da) * | 1990-03-12 | 1995-09-25 | Nutrasweet Co | Fremgangsmåde til forøgelse af alfa/beta-forholdet ved en aspartam-koblingsreaktion |
JP3591004B2 (ja) | 1994-09-28 | 2004-11-17 | 味の素株式会社 | N−ホルミル−l−アスパラギン酸無水物の製造方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3786039A (en) * | 1969-04-30 | 1974-01-15 | Ajinomoto Kk | Method of producing alpha-l-aspartyl-l-phenylalanine lower alkyl esters |
FR2078640A5 (en) * | 1970-02-21 | 1971-11-05 | Beecham Group Ltd | Alpha-asparaginyl dipeptides prepn |
US3933781A (en) * | 1973-11-05 | 1976-01-20 | Monsanto Company | Process for the preparation of α-L-aspartyl-L-phenylalanine alkyl esters |
IT1152488B (it) * | 1982-08-06 | 1986-12-31 | Pierrel Spa | Procedimento per la preparazione dell'anidride dell'acido n-formil-l-aspartico |
JPH0680075B2 (ja) * | 1985-12-24 | 1994-10-12 | 味の素株式会社 | N―ホルミル―α―L―アスパルチル―L―フェニルアラニンメチルエステルの製造法 |
-
1986
- 1986-09-04 JP JP61208483A patent/JPH085912B2/ja not_active Expired - Lifetime
-
1987
- 1987-09-16 DE DE87113554T patent/DE3786403T2/de not_active Expired - Lifetime
- 1987-09-16 EP EP87113554A patent/EP0307496B1/de not_active Expired - Lifetime
- 1987-09-22 US US07/099,733 patent/US4810816A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6363699A (ja) | 1988-03-22 |
DE3786403T2 (de) | 1993-10-14 |
JPH085912B2 (ja) | 1996-01-24 |
EP0307496B1 (de) | 1993-06-30 |
EP0307496A1 (de) | 1989-03-22 |
US4810816A (en) | 1989-03-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |