METHOD FOR PREPARING SPIRO QUATERNARY AMMONIUM COMPOUNDS

METHOD FOR PREPARING SPIRO QUATERNARY AMMONIUM COMPOUNDS

The present invention relates to a method for preparing a spiro quaternary ammonium salt comprising reacting a cyclic secondary amine with a dihaloalkane in the presence of a basic resin. According to the preparation method of the present invention, a metal salt and halide ion are removed by filtrat...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHOI, Young Seop, AN, June Hyeop, HONG, Myeng Chan, JANG, So Hyun, KWAG, Chon Yun, LEE, Seung Hun, KWON, Da Eun
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The present invention relates to a method for preparing a spiro quaternary ammonium salt comprising reacting a cyclic secondary amine with a dihaloalkane in the presence of a basic resin. According to the preparation method of the present invention, a metal salt and halide ion are removed by filtration without any additional purification process, the spiro ammonium derivative compound can be obtained with high yield, and the resin can be reused through a simple treatment process.