New divinylfluorene compounds according to one of formulae (II) or (III): ##STR00001## a new synthetic route to divinylfluorene compounds; and the use of the new compounds as sensitizers, optical brighteners and electroluminescent materials.

 
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< Organic semiconductor material, organic semiconductor structure and organic semiconductor apparatus

> Compound having anchoring group, electronic device comprising the compound, and methods of producing them
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