942615-32-9Relevant articles and documents
MATERIALS FOR ORGANIC LIGHT EMITTING DEVICES
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Paragraph 0230, (2016/10/08)
The present invention describes carbazole, dibenzofuran, dibenzothiophene and fluorene derivatives which are substituted by electron-deficient heteroaryl groups, in particular for use as triplet matrix materials in organic electroluminescent devices. The invention furthermore relates to a process for the preparation of the compounds according to the invention and to electronic devices comprising these compounds.