METHOD FOR REMOVING OLEFINIC IMPURITY FROM 1,1,1,2,3,3,3-HEPTAFLUOROPROPANE

METHOD FOR REMOVING OLEFINIC IMPURITY FROM 1,1,1,2,3,3,3-HEPTAFLUOROPROPANE

The invention relates to a process for the removal of olefinic impurities from 1,1,1,2,3,3,3-heptafluoropropane (R 227), by bringing the contaminated R 227 in contact with an alcohol and a base and distilling off the R 227 simultaneously or subsequently.

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Bibliographische Detailangaben
Hauptverfasser: RORUFU MITSUHIYAERU YANSEN, PEETAA HOTSUPU
Format: Patent
Sprache:eng
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:The invention relates to a process for the removal of olefinic impurities from 1,1,1,2,3,3,3-heptafluoropropane (R 227), by bringing the contaminated R 227 in contact with an alcohol and a base and distilling off the R 227 simultaneously or subsequently.