PROCESS FOR PREPARING 1,4-BISHYDROXYETHYLPIPERAZINE

PROCESS FOR PREPARING 1,4-BISHYDROXYETHYLPIPERAZINE

Process for preparing 1,4-bishydroxyethylpiperazine (BHEPIP) of the formula I wherein diethanolamine (DEOA) of the formula II is reacted in the liquid phase in a reactor at a temperature in the range from 130 to 300° C. in the presence of a copper-comprising, chromium-free heterogeneous catalyst.

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Bibliographische Detailangaben
Hauptverfasser: WIGBERS CHRISTOF WILHELM, RHEUDE UDO, MELDER JOHANN-PETER, CHALLAND NINA, DOSTALEK ROMAN
Format: Patent
Sprache:eng
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:Process for preparing 1,4-bishydroxyethylpiperazine (BHEPIP) of the formula I wherein diethanolamine (DEOA) of the formula II is reacted in the liquid phase in a reactor at a temperature in the range from 130 to 300° C. in the presence of a copper-comprising, chromium-free heterogeneous catalyst.