ES2049652B1 - Procedimiento para la preparacion de un acido quinolin carboxilico. - Google Patents

Procedimiento para la preparacion de un acido quinolin carboxilico.

Info

Publication number
ES2049652B1
ES2049652B1 ES9201853A ES9201853A ES2049652B1 ES 2049652 B1 ES2049652 B1 ES 2049652B1 ES 9201853 A ES9201853 A ES 9201853A ES 9201853 A ES9201853 A ES 9201853A ES 2049652 B1 ES2049652 B1 ES 2049652B1
Authority
ES
Spain
Prior art keywords
formula
compound
quinolin
procedure
preparation
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 - Fee Related
Application number
ES9201853A
Other languages
English (en)
Other versions
ES2049652A1 (es
Inventor
Coll Alberto Palomo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Centro Genesis para la Investigacion SL
Original Assignee
Centro Genesis para la Investigacion SL
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Centro Genesis para la Investigacion SL filed Critical Centro Genesis para la Investigacion SL
Priority to ES9201853A priority Critical patent/ES2049652B1/es
Publication of ES2049652A1 publication Critical patent/ES2049652A1/es
Application granted granted Critical
Publication of ES2049652B1 publication Critical patent/ES2049652B1/es
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Quinoline Compounds (AREA)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE UN ACIDO QUINOLIN CARBOXILICO, DE FORMULA I QUE COMPRENDE LA REACCION DE LA 2,3,4-TRIFLUORANILINA CON UN ALCOXIMETILENMALONATO DE DIALQUILO DE FORMULA III FORMULA (R = ME O ET) EN PRESENCIA DE TETRAETILENGLICOLDIMETILETER; LA REACCION PROPORCIONA 6,7,8-TRIFLUOR-1,4-DIHIDRO-4-OXOQUINOLIN-3-CARBOXILATO DE METILO O ETILO, QUE SE HACE REACCIONAR CON UN COMPUESTO DE FORMULA V FORMULA (X ES UN GRUPO SALIENTE), EN PRESENCIA DE CATALIZADORES Y DE UNA BASE, OBTENIENDOSE, DESPUES DE HIDROLISIS BASICA, UN COMPUESTO DE FORMULA VI. FORMULA QUE SE CICLA Y CONDUCE AL COMPUESTO DE FORMULA I. ESTE COMPUESTO ES UN VALUOSO INTERMEDIO PARA LA OBTENCION DE ANTIBIOTICOS (OFLOXACINA).
ES9201853A 1992-09-16 1992-09-16 Procedimiento para la preparacion de un acido quinolin carboxilico. Expired - Fee Related ES2049652B1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES9201853A ES2049652B1 (es) 1992-09-16 1992-09-16 Procedimiento para la preparacion de un acido quinolin carboxilico.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES9201853A ES2049652B1 (es) 1992-09-16 1992-09-16 Procedimiento para la preparacion de un acido quinolin carboxilico.

Publications (2)

Publication Number Publication Date
ES2049652A1 ES2049652A1 (es) 1994-04-16
ES2049652B1 true ES2049652B1 (es) 1994-10-01

Family

ID=8278154

Family Applications (1)

Application Number Title Priority Date Filing Date
ES9201853A Expired - Fee Related ES2049652B1 (es) 1992-09-16 1992-09-16 Procedimiento para la preparacion de un acido quinolin carboxilico.

Country Status (1)

Country Link
ES (1) ES2049652B1 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109734723A (zh) * 2018-12-29 2019-05-10 西南大学 氧氟沙星噻唑类似物及其制备方法和应用

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3984548A (en) * 1974-02-11 1976-10-05 Riker Laboratories, Inc. Substituted pyrido[1,2,3,-de]-1,4-benzoxazines as bactericides
GB8412094D0 (en) * 1984-05-11 1984-06-20 Scras Quinoline derivatives
EP0230053A3 (en) * 1986-01-17 1988-03-30 American Cyanamid Company 7-(substituted)piperazinyl-1-ethyl-6-fluoro-1,4-dihydro-4-oxo-3-quinolinecarboxylic acids
DE68917024D1 (de) * 1988-05-24 1994-09-01 Kirin Brewery 4(1H)-Chinolonderivate.
ES2010135A6 (es) * 1989-02-10 1989-10-16 Union Quimico Farma Procedimiento para la obtencion de norfloxacina.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109734723A (zh) * 2018-12-29 2019-05-10 西南大学 氧氟沙星噻唑类似物及其制备方法和应用
CN109734723B (zh) * 2018-12-29 2022-03-11 西南大学 氧氟沙星噻唑类似物及其制备方法和应用

Also Published As

Publication number Publication date
ES2049652A1 (es) 1994-04-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19981001