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ES8707730A1 - Un precedimiento para producir un derivado de 1,4-dihidro-4-oxo-naftiridina - Google Patents

Un precedimiento para producir un derivado de 1,4-dihidro-4-oxo-naftiridina

Info

Publication number
ES8707730A1
ES8707730A1 ES557077A ES557077A ES8707730A1 ES 8707730 A1 ES8707730 A1 ES 8707730A1 ES 557077 A ES557077 A ES 557077A ES 557077 A ES557077 A ES 557077A ES 8707730 A1 ES8707730 A1 ES 8707730A1
Authority
ES
Spain
Prior art keywords
opt
prodn
protecting
naphthyridine
fluoro
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
Application number
ES557077A
Other languages
English (en)
Other versions
ES557077A0 (es
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.)
Toyama Chemical Co Ltd
Original Assignee
Toyama Chemical Co Ltd
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
Priority claimed from JP60009191A external-priority patent/JPH0629247B2/ja
Priority claimed from JP60028397A external-priority patent/JPH0629246B2/ja
Priority claimed from JP60043644A external-priority patent/JPH0665670B2/ja
Priority claimed from JP60069061A external-priority patent/JPH0665671B2/ja
Application filed by Toyama Chemical Co Ltd filed Critical Toyama Chemical Co Ltd
Publication of ES8707730A1 publication Critical patent/ES8707730A1/es
Publication of ES557077A0 publication Critical patent/ES557077A0/es
Expired legal-status Critical Current

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)

Abstract

METODO DE PRODUCIR UN DERIVADO DE 1,4-DIHIDRO-4-OXO-NAFTIRIDINA. CONSISTE EN HACER REACCIONAR UN COMPUESTO DE FORMULA (II) CON UN REACTIVO DE VILSMEIER DERIVADO DE UNA FORMAMIDA N,N-DI-SUSTITUIDA, Y SEPARAR EL GRUPO PROTECTOR DE CARBOXILO, PARA OBTENER UN DERIVADO 1,4-DIHIDRO-4-OXO-NAFTIRIDINA DE FORMULA (I), DONDE R1 ES UN ATOMO DE HIDROGENO O UN GRUPO PROTECTOR DE CARBOXILO; X ES UN ATOMO DE HIDROGENO O UN ATOMO DE FLUOR; E Y ES UN ATOMO DE HALOGENO O UNA SAL DEL MISMO. LA TEMPERATURA DE REACCION ESTA COMPRENDIDA ENTRE 0 Y 150JC. TIENEN APLICACIONES FARMACEUTICAS COMO AGENTES ANTIBACTERIANOS.
ES557077A 1985-01-23 1986-09-19 Un precedimiento para producir un derivado de 1,4-dihidro-4-oxo-naftiridina Expired ES8707730A1 (es)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP60009191A JPH0629247B2 (ja) 1985-01-23 1985-01-23 5−フルオロニコチン酸誘導体およびその塩
JP60028397A JPH0629246B2 (ja) 1985-02-18 1985-02-18 2−(5−フルオロニコチノイル)酢酸誘導体およびその塩
JP60043644A JPH0665670B2 (ja) 1985-03-07 1985-03-07 1,4−ジヒドロ−4−オキソナフチリジン誘導体およびその塩
JP60069061A JPH0665671B2 (ja) 1985-04-03 1985-04-03 1−置換アリ−ル−1,4−ジヒドロ−4−オキソナフチリジン誘導体またはその塩の新規製造法

Publications (2)

Publication Number Publication Date
ES8707730A1 true ES8707730A1 (es) 1987-08-16
ES557077A0 ES557077A0 (es) 1987-08-16

Family

ID=27455116

Family Applications (3)

Application Number Title Priority Date Filing Date
ES551134A Expired ES8702362A1 (es) 1985-01-23 1986-01-22 Un procedimiento para producir un derivado de 1,4-dihidro-4-oxo-naftiridina
ES557077A Expired ES8707730A1 (es) 1985-01-23 1986-09-19 Un precedimiento para producir un derivado de 1,4-dihidro-4-oxo-naftiridina
ES557078A Expired ES8707715A1 (es) 1985-01-23 1986-09-19 Un preocedimiento para producir acidos 5-florunicotinicos

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES551134A Expired ES8702362A1 (es) 1985-01-23 1986-01-22 Un procedimiento para producir un derivado de 1,4-dihidro-4-oxo-naftiridina

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES557078A Expired ES8707715A1 (es) 1985-01-23 1986-09-19 Un preocedimiento para producir acidos 5-florunicotinicos

Country Status (1)

Country Link
ES (3) ES8702362A1 (es)

Also Published As

Publication number Publication date
ES8707715A1 (es) 1987-08-16
ES551134A0 (es) 1986-12-16
ES557077A0 (es) 1987-08-16
ES8702362A1 (es) 1986-12-16
ES557078A0 (es) 1987-08-16

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20070609