Fremgangsmåde til fremstilling af sildenafil

A process for the preparation of a compound of formula (I): also knows as sildenafil which comprises cyclisation of a compound of formula (II):

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Bibliographische Detailangaben
Hauptverfasser: DUNN, PETER JAMES, WOOD, ALBERT SHAW
Format: Patent
Sprache:dan
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Zusammenfassung:A process for the preparation of a compound of formula (I): also knows as sildenafil which comprises cyclisation of a compound of formula (II):