The present invention relates to metal complexes and to elec
tronic devices, in particular organic electroluminescent devices, com-pris
ing these metal complexes. M(L)n(L′)m (formula 1), where the compound of the gene
ral formula (1) contains a moiety M(L)n of the formula (2).
The present invention relates to metal complexes and to electronic devices, in particular organic electroluminescent devices, containing these metal complexes. M(L)n(L′)m (formula 1), where the compound of the general formula (1) contains a moiety M(L)n of the formula (2).
A PPTS (pyridinium p‐toluenesulfonate)‐catalyzed bicyclization reaction of 2‐isocyanobenzaldehydes as 1,5‐dielectrophiles with various amines has been developed. The reaction not only provides a simple and efficient strategy for the assembly of structurally diverse fused quinazoline derivatives from readily available substrates under metal‐free and mild conditions in a single step with only water and