Process for the preparation of Irbesartan

Process for the preparation of Irbesartan

The present invention relates to an improved process for the preparation of 2-n-butyl-3-[[2′-(1H-tetrazol-5-yl)[1,1′-biphenyl]-4-yl]-1,3-diazaspiro[4.4]non-1-en-4-one (Irbesartan).

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Bibliographische Detailangaben
Hauptverfasser: INTI VENKATA SUBRAMANYESWARA RAO, KORRAPATI VENKATA VARA PRASADA RAO, ANANTA RANI, DANDALA RAMESH, MEENAKSHISUNDERAM SIVAKUMARAN
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The present invention relates to an improved process for the preparation of 2-n-butyl-3-[[2′-(1H-tetrazol-5-yl)[1,1′-biphenyl]-4-yl]-1,3-diazaspiro[4.4]non-1-en-4-one (Irbesartan).