Patent ID: 7884209

Claim:
A method for doping an electronic, optoelectronic or electroluminescent structural element, the method comprising doping the electronic, optoelectronic or electroluminescent structural element with a bora-tetraazapentalene redox dopant and/or emitter in accordance with the general formula A: in which: R 1 , R 2 and R 3 are, independently of each other, hydrogen, any substituted or non-substituted alkyl, hetalkyl, aryl, hetaryl, anellated carbocycle or anellated heterocycle; and R 4 and R 5 are, independently of one another, halogen, hydrogen, any substituted or non-substituted alkyl, hetalkyl, aryl, hetaryl, anellated carbocycle or anellated heterocycle or are of such a nature that both jointly form a boron-containing heterocycle with the boron atom.