ES8701166A1 - Procedimiento para la separacion de semiesteres racemicos - Google Patents
Procedimiento para la separacion de semiesteres racemicosInfo
- Publication number
- ES8701166A1 ES8701166A1 ES546386A ES546386A ES8701166A1 ES 8701166 A1 ES8701166 A1 ES 8701166A1 ES 546386 A ES546386 A ES 546386A ES 546386 A ES546386 A ES 546386A ES 8701166 A1 ES8701166 A1 ES 8701166A1
- Authority
- ES
- Spain
- Prior art keywords
- dibenzyl
- furo
- hexahydro
- dione
- imidazole
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D491/00—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00
- C07D491/02—Heterocyclic compounds containing in the condensed ring system both one or more rings having oxygen atoms as the only ring hetero atoms and one or more rings having nitrogen atoms as the only ring hetero atoms, not provided for by groups C07D451/00 - C07D459/00, C07D463/00, C07D477/00 or C07D489/00 in which the condensed system contains two hetero rings
- C07D491/04—Ortho-condensed systems
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/30—Oxygen or sulfur atoms
- C07D233/32—One oxygen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D495/00—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms
- C07D495/02—Heterocyclic compounds containing in the condensed system at least one hetero ring having sulfur atoms as the only ring hetero atoms in which the condensed system contains two hetero rings
- C07D495/04—Ortho-condensed systems
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Abstract
METODO DE SEPARACION DE SEMIESTERES RACEMICOS DE ACIDOS 1,3-DIBENAL-5-ALCOXICARBONIL-2-OXO-IMIDAZOLIDIN-4-CARBOXILICOS, DE FORMULAS (I) Y (II), CON UNA AMINA OPTICAMENTE ACTIVA, TAL COMO (B)-DEHIDROABIETILAMINA EN UN DISOLVENTE ORGANICO INERTE HUMEDECIDO CON AGUA, EN LA QUE ES MISCIBLE; SEGUIDA DE LA SEPARACION DE LOS PARES DE SALES DIASTEREOMEROS, MEDIANTE UN METODO CONVENCIONAL. ESTOS COMPUESTOS TIENEN APLICACIONES PARA LA OBTENCION DE D-(B)-BIOTINA.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19843431294 DE3431294A1 (de) | 1984-08-25 | 1984-08-25 | Verfahren zur trennung racemischer halbester |
DE19853522145 DE3522145A1 (de) | 1985-06-21 | 1985-06-21 | Verfahren zur herstellung von optisch aktiven lactonen |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8701166A1 true ES8701166A1 (es) | 1986-11-16 |
ES546386A0 ES546386A0 (es) | 1986-11-16 |
Family
ID=25824188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES546386A Expired ES8701166A1 (es) | 1984-08-25 | 1985-08-23 | Procedimiento para la separacion de semiesteres racemicos |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0173185B1 (es) |
JP (1) | JPH0625137B2 (es) |
KR (1) | KR920007272B1 (es) |
DE (1) | DE3575717D1 (es) |
DK (1) | DK384285A (es) |
ES (1) | ES8701166A1 (es) |
IE (1) | IE58625B1 (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3541450A1 (de) * | 1985-11-23 | 1987-05-27 | Merck Patent Gmbh | Verfahren zur herstellung von enantiomeren |
CH670644A5 (es) * | 1986-12-18 | 1989-06-30 | Lonza Ag | |
CH671227A5 (es) * | 1986-12-02 | 1989-08-15 | Lonza Ag | |
US5162540A (en) * | 1986-12-18 | 1992-11-10 | Lonza Ltd. | Process for the production of (+) biotin |
FI95034C (fi) * | 1989-03-15 | 1995-12-11 | Lonza Ag | Menetelmä 1,3-substituoidun tetrahydro-1H-tieno/3,4-d/-imidatsol-2(3H)-on-4-ylideenipentaanihappoesterin valmistamiseksi |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD111577A5 (es) * | 1972-06-22 | 1975-02-20 | ||
DE3268046D1 (en) * | 1981-12-07 | 1986-01-30 | Hoffmann La Roche | Process for the preparation of an optically active lactone, and starting products for the process |
DE3150723A1 (de) * | 1981-12-22 | 1983-06-30 | Basf Ag, 6700 Ludwigshafen | Verbessertes verfahren zur herstellung von 1,3-disubstituierten 4,5-cis-dicarboxy-2-imidazolidonen |
US4496739A (en) * | 1982-01-27 | 1985-01-29 | Sumitomo Chemical Company, Limited | Intermediates to optically active cis-1,3-dibenzyl-hexahydro-1H-furo[3,4-d]imidazole-2,4-dione |
DE3382001D1 (de) * | 1982-04-16 | 1990-12-20 | Sumitomo Chemical Co | Verfahren zur herstellung optisch aktiver halbester. |
JPS5946282A (ja) * | 1982-09-09 | 1984-03-15 | Sumitomo Chem Co Ltd | 光学活性ラクトンの製造法 |
JPS5984888A (ja) * | 1982-11-06 | 1984-05-16 | Sumitomo Chem Co Ltd | 光学的に活性なラクトンの製造方法 |
-
1985
- 1985-08-16 EP EP85110273A patent/EP0173185B1/de not_active Expired - Lifetime
- 1985-08-16 DE DE8585110273T patent/DE3575717D1/de not_active Expired - Lifetime
- 1985-08-23 JP JP60184356A patent/JPH0625137B2/ja not_active Expired - Lifetime
- 1985-08-23 KR KR1019850006100A patent/KR920007272B1/ko not_active IP Right Cessation
- 1985-08-23 IE IE208685A patent/IE58625B1/en not_active IP Right Cessation
- 1985-08-23 ES ES546386A patent/ES8701166A1/es not_active Expired
- 1985-08-23 DK DK384285A patent/DK384285A/da not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
KR920007272B1 (ko) | 1992-08-29 |
EP0173185B1 (de) | 1990-01-31 |
DK384285D0 (da) | 1985-08-23 |
EP0173185A1 (de) | 1986-03-05 |
IE58625B1 (en) | 1993-10-20 |
DE3575717D1 (de) | 1990-03-08 |
DK384285A (da) | 1986-02-26 |
JPH0625137B2 (ja) | 1994-04-06 |
JPS6157561A (ja) | 1986-03-24 |
IE852086L (en) | 1986-02-25 |
ES546386A0 (es) | 1986-11-16 |
KR870002083A (ko) | 1987-03-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20050906 |