ATE145920T1 - Verfahren zur kristallisation von alpha-l- aspartyl-l-phenylalaninmethylester - Google Patents
Verfahren zur kristallisation von alpha-l- aspartyl-l-phenylalaninmethylesterInfo
- Publication number
- ATE145920T1 ATE145920T1 AT92202214T AT92202214T ATE145920T1 AT E145920 T1 ATE145920 T1 AT E145920T1 AT 92202214 T AT92202214 T AT 92202214T AT 92202214 T AT92202214 T AT 92202214T AT E145920 T1 ATE145920 T1 AT E145920T1
- Authority
- AT
- Austria
- Prior art keywords
- crystals
- apm
- aspartyl
- methyl ester
- crushed
- Prior art date
Links
- IAOZJIPTCAWIRG-QWRGUYRKSA-N aspartame Chemical compound OC(=O)C[C@H](N)C(=O)N[C@H](C(=O)OC)CC1=CC=CC=C1 IAOZJIPTCAWIRG-QWRGUYRKSA-N 0.000 title abstract 10
- 238000000034 method Methods 0.000 title abstract 3
- 239000013078 crystal Substances 0.000 abstract 12
- 238000001816 cooling Methods 0.000 abstract 1
- 238000002425 crystallisation Methods 0.000 abstract 1
- 230000008025 crystallization Effects 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 238000001556 precipitation Methods 0.000 abstract 1
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
-
- 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)
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Saccharide Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20370391 | 1991-07-19 | ||
| JP21046991 | 1991-07-29 | ||
| JP32985191A JP3291747B2 (ja) | 1991-07-29 | 1991-11-19 | 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晶析方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE145920T1 true ATE145920T1 (de) | 1996-12-15 |
Family
ID=27328272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT92202214T ATE145920T1 (de) | 1991-07-19 | 1992-07-17 | Verfahren zur kristallisation von alpha-l- aspartyl-l-phenylalaninmethylester |
Country Status (7)
| Country | Link |
|---|---|
| EP (1) | EP0533222B1 (de) |
| KR (1) | KR930702385A (de) |
| AT (1) | ATE145920T1 (de) |
| CA (1) | CA2089358A1 (de) |
| DE (1) | DE69215618T2 (de) |
| ES (1) | ES2097269T3 (de) |
| WO (1) | WO1993002101A1 (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE69521110T2 (de) * | 1994-12-22 | 2002-03-07 | Holland Sweetener Co. V.O.F., Maastricht | Crystallisierung vom Alpha-L-Aspartyl-L-phenylalanylmethylester aus wässrigen Lösungen |
| CA2172022A1 (en) * | 1995-03-20 | 1996-09-21 | Tsugio Murakami | Method for crystallizing alpha-l-aspartyl-l-phenylalanine methyl ester |
| EP0733641A1 (de) * | 1995-03-20 | 1996-09-25 | Holland Sweetener Company V.O.F. | Verfahren zur Kristallisierung von Alpha-L-aspartyl-L-phenylalanydmethylester |
| EP0751146B1 (de) * | 1995-06-30 | 2002-03-13 | Holland Sweetener Company V.o.F. | Kristallisierung von alpha-L-aspartyl-L-phenylalaninmethylester aus wässerigen Lösungen |
| BR9914826A (pt) * | 1998-10-30 | 2001-11-06 | Ajinomoto Kk | Processo de cristalização de cristais de éster metìlico de n- [n-(3,3-dimetilbutil)-l-alfa-aspartil] -l-fenilalanina |
| CN1413218A (zh) | 1999-12-28 | 2003-04-23 | 味之素株式会社 | 天冬甜素衍生物的结晶 |
-
1992
- 1992-07-17 AT AT92202214T patent/ATE145920T1/de not_active IP Right Cessation
- 1992-07-17 ES ES92202214T patent/ES2097269T3/es not_active Expired - Lifetime
- 1992-07-17 DE DE69215618T patent/DE69215618T2/de not_active Expired - Fee Related
- 1992-07-17 EP EP92202214A patent/EP0533222B1/de not_active Expired - Lifetime
- 1992-07-20 WO PCT/JP1992/000924 patent/WO1993002101A1/en not_active Ceased
- 1992-07-20 KR KR1019930700823A patent/KR930702385A/ko not_active Withdrawn
- 1992-07-20 CA CA002089358A patent/CA2089358A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| ES2097269T3 (es) | 1997-04-01 |
| EP0533222B1 (de) | 1996-12-04 |
| DE69215618T2 (de) | 1997-07-03 |
| DE69215618D1 (de) | 1997-01-16 |
| EP0533222A1 (de) | 1993-03-24 |
| CA2089358A1 (en) | 1993-01-20 |
| KR930702385A (ko) | 1993-09-08 |
| WO1993002101A1 (en) | 1993-02-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |