ES2111661T3 - Procedimiento para la obtencion de derivados del acido isoxazol-3,4-dicarboxilico. - Google Patents
Procedimiento para la obtencion de derivados del acido isoxazol-3,4-dicarboxilico.Info
- Publication number
- ES2111661T3 ES2111661T3 ES93103978T ES93103978T ES2111661T3 ES 2111661 T3 ES2111661 T3 ES 2111661T3 ES 93103978 T ES93103978 T ES 93103978T ES 93103978 T ES93103978 T ES 93103978T ES 2111661 T3 ES2111661 T3 ES 2111661T3
- Authority
- ES
- Spain
- Prior art keywords
- rest
- cycloalifatic
- aliphatic
- hydrogen
- procedure
- 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
- C07D—HETEROCYCLIC COMPOUNDS
- C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
- C07D261/02—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings
- C07D261/06—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members
- C07D261/10—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings not condensed with other rings having two or more double bonds between ring members or between ring members and non-ring members 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
- C07D261/18—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Abstract
PROCEDIMIENTO PARA LA OBTENCION DE DERIVADOS DEL ACIDO ISOXAZOL TUYENTES TIENEN LOS SIGNIFICADOS SIGUIENTES: R1 HIDROGENO, UN RESTO ALQUILO, CICLOALQUILO O FENILO, O UN RESTO HETEROCICLICO DE 5 A 6 ESLABONES, POR EL QUE LOS RESTOS ORGANICOS, BAJO LAS CONDICIONES DE REACCION, PUEDEN TENER SUSTITUYENTES INERTES; R2 HIDROGENO, UN RESTO ALQUILO, CICLOALQUILO, BENCILO O C3 ALQUENILO; A UN GRUPO AMINO NR3R4, EN EL QUE R3 EQUIVALE A HIDROGENO, A UN RESTO ALIFATICO O CICLOALIFATICO, Y R4 EQUIVALE A UN RESTO FENILO, ALIFATICO, CICLOALIFATICO O DADO EL CASO SUSTITUIDO, O R3 JUNTO CON R4 FORMAN UNA CADENA ALQUILENO, CON 4 A 7 ESLABONES, QUE PUEDE SER INTERRUMPIDA POR OXIGENO, AZUFRE O N LQUILO, CICLOALQUILO, BENCILO O ALQUENILO; POR MEDIO DE DESPROTONIZACION DE UN COMPUESTO CH ACIDO, DE FORMULA II POR MEDIO DE UNA BASE, Y TRANSFORMACION CON LOS CLORUROS DE ACIDO HIDROXAMICO, DE FORMULA III QUE SE CARACTERIZA PORQUE PARA LA DESPROTONIZACION SE UTILIZA UN ALCOHOLATO DE MAGNESIO, DE FORMULA IV EN LA QUER6 EQUIVALE A UN RESTO ALIFATICO O CICLOALIFATICO.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4209848A DE4209848A1 (de) | 1992-03-26 | 1992-03-26 | Verfahren zur Herstellung von Isoxazol-3,4-dicarbonsäurederivaten |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2111661T3 true ES2111661T3 (es) | 1998-03-16 |
Family
ID=6455082
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES93103978T Expired - Lifetime ES2111661T3 (es) | 1992-03-26 | 1993-03-11 | Procedimiento para la obtencion de derivados del acido isoxazol-3,4-dicarboxilico. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5264580A (es) |
EP (1) | EP0562382B1 (es) |
DE (2) | DE4209848A1 (es) |
ES (1) | ES2111661T3 (es) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994024095A1 (en) * | 1993-04-16 | 1994-10-27 | Abbott Laboratories | Immunosuppressive agents |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3502660A (en) * | 1967-01-12 | 1970-03-24 | Pfizer & Co C | 2-((5'-(3' and/or 4'-substituted)isoxazoyl) methylidene)-3,4,10-trioxo-1,2,3,4,4a,9,9a,10-octahydroanthracenes |
US3699117A (en) * | 1969-07-29 | 1972-10-17 | Pfizer | 2-((5'-(3'-and/or 4'-substituted) isoxazolyl) aminoethyl) - 3,4,10 - trioxo-1,2,3,4,4,9,9,10-octahydroanthracenes and related compounds |
EP0418667B1 (de) * | 1989-09-22 | 1995-08-16 | BASF Aktiengesellschaft | Carbonsäureamide |
DE3931627A1 (de) * | 1989-09-22 | 1991-04-04 | Basf Ag | Carbonsaeureamide |
-
1992
- 1992-03-26 DE DE4209848A patent/DE4209848A1/de not_active Withdrawn
-
1993
- 1993-03-11 ES ES93103978T patent/ES2111661T3/es not_active Expired - Lifetime
- 1993-03-11 EP EP93103978A patent/EP0562382B1/de not_active Expired - Lifetime
- 1993-03-11 DE DE59308002T patent/DE59308002D1/de not_active Expired - Lifetime
- 1993-03-23 US US08/039,573 patent/US5264580A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0562382A1 (de) | 1993-09-29 |
DE4209848A1 (de) | 1993-09-30 |
US5264580A (en) | 1993-11-23 |
EP0562382B1 (de) | 1998-01-21 |
DE59308002D1 (de) | 1998-02-26 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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