ES8602017A1 - Procedimiento para la preparacion de acidos 7-substituidos amino-desacetoxicefalosporanicos y sus esteres - Google Patents

Procedimiento para la preparacion de acidos 7-substituidos amino-desacetoxicefalosporanicos y sus esteres

Info

Publication number
ES8602017A1
ES8602017A1 ES534646A ES534646A ES8602017A1 ES 8602017 A1 ES8602017 A1 ES 8602017A1 ES 534646 A ES534646 A ES 534646A ES 534646 A ES534646 A ES 534646A ES 8602017 A1 ES8602017 A1 ES 8602017A1
Authority
ES
Spain
Prior art keywords
substd
cpd
opt
prodn
amino
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
ES534646A
Other languages
English (en)
Other versions
ES534646A0 (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.)
Sandoz Industrial Products SA
Original Assignee
Gema SA
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 Gema SA filed Critical Gema SA
Priority to ES534646A priority Critical patent/ES534646A0/es
Priority to US06/752,897 priority patent/US4767851A/en
Priority to EP85401458A priority patent/EP0169144B1/en
Priority to AT85401458T priority patent/ATE53392T1/de
Priority to DE8585401458T priority patent/DE3578070D1/de
Publication of ES8602017A1 publication Critical patent/ES8602017A1/es
Publication of ES534646A0 publication Critical patent/ES534646A0/es
Granted legal-status Critical Current

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  • Cephalosporin Compounds (AREA)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE ACIDOS 7-SUSTITUIDOS AMINODESACETOXICEFALOSPERANICOS Y SUS ESTERES. CONSISTENTE EN LA CICLACION DE UN COMPUESTO DERIVADO DE AZETIDINA DE FORMULA (I) EN PRESENCIA DE UN HIDROBROMURO DE UN ACIDO PIRIDIN O DIACINCARBOXILICO PARA OBTENER UNA CEFALOSPORINA CON HETEROBICICLO 3-CEFEM DE FORMULA (II). EL COMPUESTO DE FORMULA (I) SE OBTIENE CALENTANDO UNA PENICILINA -(5)- OXIDO DE FORMULA (III) A TEMPERATURAS COMPRENDIDAS ENTRE 70 Y 130C CON UN AGENTE SILILANTE, PREFERENTEMENTE LA N, N-BIS TRIMETILSILILSUFAMIDA, O N,N-BIS-TRINDILSILILUREA.
ES534646A 1984-07-16 1984-07-27 Procedimiento para la preparacion de acidos 7-substituidos amino-desacetoxicefalosporanicos y sus esteres Granted ES534646A0 (es)

Priority Applications (5)

Application Number Priority Date Filing Date Title
ES534646A ES534646A0 (es) 1984-07-27 1984-07-27 Procedimiento para la preparacion de acidos 7-substituidos amino-desacetoxicefalosporanicos y sus esteres
US06/752,897 US4767851A (en) 1984-07-16 1985-07-08 Process for the preparation of 7-amino and 7-substituted amino-desacetoxycephalosporins
EP85401458A EP0169144B1 (en) 1984-07-16 1985-07-16 Process for the preparation of 7-amino and 7-substituted amino-desacetoxycephalosporins from the corresponding 6-substituted amino penicillin sulphoxides
AT85401458T ATE53392T1 (de) 1984-07-16 1985-07-16 Verfahren zur herstellung von 7-amino- oder 7substituierten aminodesacetoxycephalosporinen aus den uebereinstimmenden 6-substituierten aminopenicillinsulphoxyden.
DE8585401458T DE3578070D1 (de) 1984-07-16 1985-07-16 Verfahren zur herstellung von 7-amino- oder 7-substituierten aminodesacetoxycephalosporinen aus den uebereinstimmenden 6-substituierten aminopenicillinsulphoxyden.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES534646A ES534646A0 (es) 1984-07-27 1984-07-27 Procedimiento para la preparacion de acidos 7-substituidos amino-desacetoxicefalosporanicos y sus esteres

Publications (2)

Publication Number Publication Date
ES8602017A1 true ES8602017A1 (es) 1985-12-01
ES534646A0 ES534646A0 (es) 1985-12-01

Family

ID=8487692

Family Applications (1)

Application Number Title Priority Date Filing Date
ES534646A Granted ES534646A0 (es) 1984-07-16 1984-07-27 Procedimiento para la preparacion de acidos 7-substituidos amino-desacetoxicefalosporanicos y sus esteres

Country Status (1)

Country Link
ES (1) ES534646A0 (es)

Also Published As

Publication number Publication date
ES534646A0 (es) 1985-12-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19711001