ES8403904A1 - Un procedimiento para la preparacion de acicloguanosina. - Google Patents

Un procedimiento para la preparacion de acicloguanosina.

Info

Publication number
ES8403904A1
ES8403904A1 ES520140A ES520140A ES8403904A1 ES 8403904 A1 ES8403904 A1 ES 8403904A1 ES 520140 A ES520140 A ES 520140A ES 520140 A ES520140 A ES 520140A ES 8403904 A1 ES8403904 A1 ES 8403904A1
Authority
ES
Spain
Prior art keywords
acycloguanosine
preparation
protecting
chloromethyloxy
acetoxy
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
ES520140A
Other languages
English (en)
Other versions
ES520140A0 (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.)
Industrial Farmaceutica y de Especialidades SA
Original Assignee
Industrial Farmaceutica y de Especialidades 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 Industrial Farmaceutica y de Especialidades SA filed Critical Industrial Farmaceutica y de Especialidades SA
Priority to ES520140A priority Critical patent/ES520140A0/es
Priority to FR8402884A priority patent/FR2541681B1/fr
Publication of ES8403904A1 publication Critical patent/ES8403904A1/es
Publication of ES520140A0 publication Critical patent/ES520140A0/es
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D473/00—Heterocyclic compounds containing purine ring systems
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PROCEDIMIENTO PARA LA PREPARACION DE ACICLOGUANOSINA, DE FORMULA ESTRUCTURAL (I).COMPRENDE LAS SIGUIENTES FASES: PRIMERA, SE HACE REACCIONAR GUANINA DE FORMULA (II) CON BENZALDEHIDO EN DIMETILFORMAMIDA Y EN PRESENCIA DE UNA BASE, PARA OBTENER LA CORRESPONDIENTE BASE SCHIFF; SEGUNDA, EL PRODUCTO OBTENIDO EN LA PRIMERA FASE SE HACE REACCIONAR CON UN DERIVADO DEL ACIDO ACETICO, PARA OBTENER EL ACETIL DERIVADO DE FORMULA (III); Y POR ULTIMO, EL PRODUCTO OBTENIDO EN LA SEGUNDA FASE SE HACE REACCIONAR CON 1-ACETOXI-2-CLOROMETILOXIETANO, EN PRESENCIA DE UNA AMINA TERCIARIA,Y A CONTINUACION EL PRODUCTO OBTENIDO SE HIDROLIZA PARA OBTENER LA ACICLOGUANOSINA.DE APLICACION EN LA PREPARACION DE PRODUCTOS FARMACEUTICOS.
ES520140A 1983-02-25 1983-02-25 Un procedimiento para la preparacion de acicloguanosina. Granted ES520140A0 (es)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ES520140A ES520140A0 (es) 1983-02-25 1983-02-25 Un procedimiento para la preparacion de acicloguanosina.
FR8402884A FR2541681B1 (fr) 1983-02-25 1984-02-24 Procede de preparation d'acycloguanosine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES520140A ES520140A0 (es) 1983-02-25 1983-02-25 Un procedimiento para la preparacion de acicloguanosina.

Publications (2)

Publication Number Publication Date
ES8403904A1 true ES8403904A1 (es) 1984-04-01
ES520140A0 ES520140A0 (es) 1984-04-01

Family

ID=8485386

Family Applications (1)

Application Number Title Priority Date Filing Date
ES520140A Granted ES520140A0 (es) 1983-02-25 1983-02-25 Un procedimiento para la preparacion de acicloguanosina.

Country Status (2)

Country Link
ES (1) ES520140A0 (es)
FR (1) FR2541681B1 (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2047457A1 (es) * 1992-08-03 1994-02-16 Union Quimico Farma Procedimiento para obtener aciclovir.

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0184473A1 (en) * 1984-10-26 1986-06-11 Merck & Co. Inc. Regioselective synthesis of 9-substituted purine acyclonucleoside derivatives
DE4020481A1 (de) * 1990-06-27 1992-01-02 Hoechst Ag Verfahren zur herstellung von substituierten acyclischen nukleosiden und dabei auftretende zwischenprodukte

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1523865A (en) * 1974-09-02 1978-09-06 Wellcome Found Purine compunds and salts thereof
AU515553B2 (en) * 1976-03-01 1981-04-09 The Wellcome Foundation Limited Purine derivatives

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2047457A1 (es) * 1992-08-03 1994-02-16 Union Quimico Farma Procedimiento para obtener aciclovir.

Also Published As

Publication number Publication date
FR2541681A1 (fr) 1984-08-31
FR2541681B1 (fr) 1986-10-10
ES520140A0 (es) 1984-04-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19980302