Organic emission-capable materials and electronic components containing same

摘要

Organometallic compounds are new. Organometallic compounds (I) of formula (1)-(4) are new. [Image] [Image] [Image] [Image] Lx : -L(=O)(R 3>)-Ar-L(=O)(R 3>)-, -L(=O)(R 3>)-, -M(=O)-Ar-M(=O)-, -M(=O)-, -M(=O) 2-Ar-M(=O) 2- or -M(=O) 2-; L : phosphorus, arsenic, antimony or bismuth; M : sulfur, selenium or tellurium; R 1>hydrogen, fluoro, chloro, bromo, iodo, cyano, nitro, N(R 3>) 2, mono, oligo or poly 1-40C alkyl, alkoxy or thioalkoxy whereby non-neighboring CH 2 groups are replaced by -R 4>C=CR 4>-, -Ctriple boundC-, Si(R 4>) 2, Ge(R 5>) 2, Sn(R 6>) 2, NR 7>, C=O, C=S, C=Se, C=NR 8>. -O-, -S-, -NR 9>- or -CONR 10> and at least one H atom may be replaced by F, Cl, Br, I, CN, or NO 2 or R 1> is a 1-40C (heteroaromatic) ring system optionally having at least one H atom replaced by F, Cl, Br, I, CN, or NO 2 or substituted by a non-aromatic group R 3> whereby more than one R 1> can form together a further mono- or polycyclic aliphatic or aromatic ring system; R 3>a group as defined for R 1> (excluding hydrogen, fluoro, chloro, bromo, iodo, cyano, nitro or N(R 3>) 2); or can form with R 1> a mono- or polycyclic, aliphatic or aromatic ring system; R 4>-R 10>H or a 1-20C aliphatic or aromatic hydrocarbon; p : 0 or 1; Z : CR 1> or N; with the proviso that in formula (3) not all p are 1 if Z is CH and M is S and if R 3> is an optionally substituted phenyl Independent claims are included for: (1) mixtures (II) comprising a matrix material (A) having a structural unit of formula (10) and at least one emissive material (B) comprising a compound that emits by excitation with light and contains at least one element having an atomic number of greater than 20 and; (2) an electronic component comprising a mixture (II) or compound (I). Q=X (10) Q : P, As, Sb, Bi, S, Se or Te; X : a moiety having at least one non-bonded electron pair.