PROCESS FOR THE PREPARATION OF NAPHTHACENES

A process for the preparation of a substituted naphthacene is disclosed wherein a 1,3-diphenylpropargyl alcohol is reacted with an alkanesulfonyl halide, the resultant reaction product is heated in the presence of a hindered amine base and the resultant substituted naphthacene is recovered.

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Bibliographic Details
Main Author ESSENFELD, AMY P
Format Patent
LanguageEnglish
Published 19.06.1991
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
ADHESIVES
APPARATUS THEREFOR
CHEMISTRY
DYES
GENERAL METHODS OF ORGANIC CHEMISTRY
MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE
METALLURGY
MISCELLANEOUS APPLICATIONS OF MATERIALS
MISCELLANEOUS COMPOSITIONS
NATURAL RESINS
ORGANIC CHEMISTRY
PAINTS
POLISHES
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Summary:A process for the preparation of a substituted naphthacene is disclosed wherein a 1,3-diphenylpropargyl alcohol is reacted with an alkanesulfonyl halide, the resultant reaction product is heated in the presence of a hindered amine base and the resultant substituted naphthacene is recovered.
Bibliography:Application Number: EP19880108940