OPTICALLY ACTIVE 3-AMINO-2,5-DIOXOPYRROLIDINE-3-CARBOXYLATE, PROCESS FOR PRODUCTION OF THE COMPOUND, AND USE OF THE COMPOUND

OPTICALLY ACTIVE 3-AMINO-2,5-DIOXOPYRROLIDINE-3-CARBOXYLATE, PROCESS FOR PRODUCTION OF THE COMPOUND, AND USE OF THE COMPOUND

The present invention provides a compound of the formula (III): wherein R is a C1-6 alkyl group, as a novel optically active intermediate for preparing tetrahydropyrrolo[1,2-a]pyrazin-4-spiro-3'-pyrrolidine derivatives such as Ranirestat being a promising therapeutic agent for diabetic complica...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: NEGORO TOSHIYUKI, TANAKA DAISUKE
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The present invention provides a compound of the formula (III): wherein R is a C1-6 alkyl group, as a novel optically active intermediate for preparing tetrahydropyrrolo[1,2-a]pyrazin-4-spiro-3'-pyrrolidine derivatives such as Ranirestat being a promising therapeutic agent for diabetic complications in a short process, in an economically advantageous manner and in high yields, and the process for preparing the same.