FREMGANGSMADE TIL FREMSTILLING AF 4-OXO-HEXAHYDROPYRAZINOISOQUINOLINDERIVATER

FREMGANGSMADE TIL FREMSTILLING AF 4-OXO-HEXAHYDROPYRAZINOISOQUINOLINDERIVATER

4-OXO-HEXAHYDRO-PYRAZINOISOQUINOLINE DERIVATIVES ARE OBTAINED IN GOOD YIELD BY A SINGLE-STEP PROCESS WHICH COMPRISES HYDROLYZING A 2-ACYL-4-OXO-1,2,3,6,7,11B-HEXAHYDRO-4H-pyrazino[2,1-a]isoquinoline with an oxygen-containing acid or acid salt of inorganic pentavalent phosphorus or hexavalent sulfur.

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Bibliographische Detailangaben
1. Verfasser: POHLKE R
Format: Patent
Sprache:dan
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:4-OXO-HEXAHYDRO-PYRAZINOISOQUINOLINE DERIVATIVES ARE OBTAINED IN GOOD YIELD BY A SINGLE-STEP PROCESS WHICH COMPRISES HYDROLYZING A 2-ACYL-4-OXO-1,2,3,6,7,11B-HEXAHYDRO-4H-pyrazino[2,1-a]isoquinoline with an oxygen-containing acid or acid salt of inorganic pentavalent phosphorus or hexavalent sulfur.