METHOD FOR PRODUCING 6-CHLORODIBENZO [D,F][1,3,2]DIOXAPHOSPHEPIN

The present invention relates to a method for producing 6-chlorodibenzo [d,f] [1,3,2]dioxaphosphepin (I) in which 2,2'-dihydroxybiphenyl is reacted with PCl3 in the presence of a catalytic quantity of an acid salt of a nitrogenous base, the reaction taking place in the absence of external organ...

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Bibliographic Details
Main Authors BERENS, ULRICH, TISHKOV, ALEXANDER, GANZ, HOLGER, WINDLIN, FRANZ NIKLAUS
Format Patent
LanguageEnglish
French
Published 04.07.2013
Subjects
ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:The present invention relates to a method for producing 6-chlorodibenzo [d,f] [1,3,2]dioxaphosphepin (I) in which 2,2'-dihydroxybiphenyl is reacted with PCl3 in the presence of a catalytic quantity of an acid salt of a nitrogenous base, the reaction taking place in the absence of external organic solvents.
Bibliography:Application Number: CA20122862143