ATE134193T1 - Verfahren zur kristallisierung von alpha- asparaginsäure-l-phenylalaninmethylester - Google Patents
Verfahren zur kristallisierung von alpha- asparaginsäure-l-phenylalaninmethylesterInfo
- Publication number
- ATE134193T1 ATE134193T1 AT90201273T AT90201273T ATE134193T1 AT E134193 T1 ATE134193 T1 AT E134193T1 AT 90201273 T AT90201273 T AT 90201273T AT 90201273 T AT90201273 T AT 90201273T AT E134193 T1 ATE134193 T1 AT E134193T1
- Authority
- AT
- Austria
- Prior art keywords
- methyl ester
- phenylalanine methyl
- alpha
- aspartyl
- mixture
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 229960005261 aspartic acid Drugs 0.000 title 1
- VSDUZFOSJDMAFZ-VIFPVBQESA-N methyl L-phenylalaninate Chemical compound COC(=O)[C@@H](N)CC1=CC=CC=C1 VSDUZFOSJDMAFZ-VIFPVBQESA-N 0.000 title 1
- 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 abstract 8
- 239000007864 aqueous solution Substances 0.000 abstract 6
- 239000000203 mixture Substances 0.000 abstract 5
- 239000013078 crystal Substances 0.000 abstract 2
- 238000001816 cooling 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
- 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)
- Seasonings (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12669689 | 1989-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE134193T1 true ATE134193T1 (de) | 1996-02-15 |
Family
ID=14941586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT90201273T ATE134193T1 (de) | 1989-05-22 | 1990-05-19 | Verfahren zur kristallisierung von alpha- asparaginsäure-l-phenylalaninmethylester |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0399605B1 (de) |
| JP (1) | JP2963906B2 (de) |
| AT (1) | ATE134193T1 (de) |
| CA (1) | CA2017137A1 (de) |
| DE (1) | DE69025352T2 (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0327398A (ja) * | 1989-06-26 | 1991-02-05 | Mitsui Toatsu Chem Inc | 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 |
| DE69215444T2 (de) * | 1991-07-19 | 1997-06-12 | Holland Sweetener Co | Verfahren zur Kristallisation von Alpha-L-Aspartyl-L-Phenylalaninmethylester |
| JPH05194587A (ja) * | 1992-01-14 | 1993-08-03 | Ajinomoto Co Inc | 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精製法 |
| EP0976762A1 (de) * | 1998-07-29 | 2000-02-02 | Daesang Corporation | Kristalliserung von Alpha-L-aspartyl-L-phenylalaninmethylester |
| US6090972A (en) * | 1998-11-12 | 2000-07-18 | Daesang Corporation | Crystallization of α-L-aspartyl-L-phenylalanine methyl ester |
| US6657073B1 (en) | 1999-08-18 | 2003-12-02 | Daesang Corporation | Crystallization of α-L-aspartyl-L-phenylalanine methyl ester |
| JP2008036545A (ja) * | 2006-08-07 | 2008-02-21 | Sumitomo Chemical Co Ltd | 晶析方法 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59227849A (ja) * | 1983-06-08 | 1984-12-21 | Ajinomoto Co Inc | Ｌ―α―アスパルチル―Ｌ―フェニルアラニンメチルエステル束状晶の晶析分離法 |
-
1990
- 1990-05-18 CA CA002017137A patent/CA2017137A1/en not_active Abandoned
- 1990-05-19 DE DE69025352T patent/DE69025352T2/de not_active Expired - Fee Related
- 1990-05-19 EP EP90201273A patent/EP0399605B1/de not_active Expired - Lifetime
- 1990-05-19 AT AT90201273T patent/ATE134193T1/de active
- 1990-05-22 JP JP2132350A patent/JP2963906B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0372497A (ja) | 1991-03-27 |
| DE69025352D1 (de) | 1996-03-28 |
| EP0399605A1 (de) | 1990-11-28 |
| DE69025352T2 (de) | 1996-09-26 |
| JP2963906B2 (ja) | 1999-10-18 |
| CA2017137A1 (en) | 1990-11-22 |
| EP0399605B1 (de) | 1996-02-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| BR9713503A (pt) | Composições fertilizantes incluindo ìons metálicos quelados | |
| ATE134193T1 (de) | Verfahren zur kristallisierung von alpha- asparaginsäure-l-phenylalaninmethylester | |
| DE69004101D1 (de) | Verfahren zur kristallisation von enzymen. | |
| DE60012940D1 (de) | Synergistische kombinationen von carboxylaten zur verwendung als gefrierpunkterniedriger und korrosionsinhibitoren in wärmeübertragungsflüssigkeiten | |
| NO883162L (no) | Blanding og anvendelse. | |
| DK0889733T3 (da) | Stabiliseret væksthormonformulering og fremgangsmåde til fremstilling deraf | |
| SE8007877L (sv) | Kalciumammoniumlaktat och stelnad, jest, ammoniakbehandlad, konsenserad vassla | |
| NO872266L (no) | Chirale estere av alfa-substituerte karboksylsyrer og mesogene hydroksylforbindelser og deres anvendelse som doteringsstoff i vaeskekrystallfaser. | |
| ATE77407T1 (de) | Verfahren zur aufbewahrung von saeure produzierenden bakterien und demgemaess hergestellte zusammensetzungen. | |
| DE59309952D1 (de) | Verfahren zur quantitativen Aufreinigung von Glycolipiden | |
| DE3782962D1 (de) | Cysteinreiche, gamma-glutaminsaeure und beta-alanin-einheiten aufweisende peptide, verfahren zu deren herstellung und ihre verwendung. | |
| DE69406321D1 (de) | Verfahren und Vorrichtung vom Typ Czochralski zur Herstellung von Halbleitereinkristallen | |
| ATE121906T1 (de) | Verfahren zur gewinnung von lebensmittelfähigen proteinen aus einer proteinhaltigen substanz. | |
| JPH11266844A5 (de) | ||
| CA2069256A1 (en) | Method of preparing .alpha.-l-aspartyl-l-phenylalanine methyl ester | |
| ATE165393T1 (de) | Aktive milchproteinkomponent enthaltende produkten, und verfahren zu ihrer herstellung | |
| AR245440A1 (es) | Un metodo para decolorar un acido alcanosulfonico o arenosulfonico. | |
| DE69215444D1 (de) | Verfahren zur Kristallisation von Alpha-L-Aspartyl-L-Phenylalaninmethylester | |
| KR880013564A (ko) | 마두라마이신의 공급 예비혼합 조성물 및 이에 대한 제조방법 | |
| AOKI et al. | Comparison of the ability of various anionic surfactants to prevent intramolecular sulfhydryl disulfide exchange reaction of bovine serum albumin | |
| JPS57207589A (en) | Flocculating method for protein existing in solution or suspension state | |
| DE58908399D1 (de) | Verfahren und Vorrichtung zur beschleunigten Ansteuerung von Flüssigkristallzellen des DHF-Typs. | |
| ATE187074T1 (de) | Verfahren zur verhinderung von ausfällungen in frischen presssäften von echinacea | |
| DE59301858D1 (de) | Verfahren zur Herstellung von 3-Sulfobenzoesäure und deren Alkalisalzen | |
| JPS57202353A (en) | Synthesis of sulfonyl chloride |