Derivatives of purine

Derivatives of purine

Antivirally active compounds of the formula I wherein R1 is hydrogen or hydroxymethyl; R2 is hydrogen, hydroxy or hydroxymethyl; R3 is hydrogen; or R1 and R3 together constitute an additional carbon-carbon bond; with the proviso that when R1 is hydrogen then R2 is hydroxy or hydroxymethyl, that when...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: STENING, GOERAN B, JOHANSSON, KARL N. G, KOVACS, ZSUZSANNA M. I, LINDBORG, BJOERN G
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
METALLURGY
ORGANIC CHEMISTRY
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS ORMEDICINAL PREPARATIONS
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Beschreibung
Zusammenfassung:Antivirally active compounds of the formula I wherein R1 is hydrogen or hydroxymethyl; R2 is hydrogen, hydroxy or hydroxymethyl; R3 is hydrogen; or R1 and R3 together constitute an additional carbon-carbon bond; with the proviso that when R1 is hydrogen then R2 is hydroxy or hydroxymethyl, that when R1 is hydroxymethyl then R2 is hydrogen and that when R2 is hydroxy then R1 is hydrogen; and physiologically acceptable salts; geometric or optical isomers thereof; processes for preparation of said compounds, pharmaceutical preparations containing the compounds, methods for treatment of virus infections and medical use of the compounds.