Anthracene derivatives each having a structure including an anthracene skeleton, a phenanthrene skeleton selected from among various phenanthrene skeletons different in bonding site which is bonded to the 9-position of the anthracene skeleton and a group selected from among various aryl groups and so on which is bonded to the 10-position of the anthracene skeleton. Organic EL devices made by using the derivatives exhibit high light emission efficiency and a long life.

An anthracene derivative represented by Formula 1 is disclosed. An organic light-emitting device including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes at least one anthracene derivative represented by Formula 1, is also disclosed. A method of manufacturing the organic light-emitting device is also disclosed. ##STR00001##

An anthracene derivative represented by Formula 1 is disclosed. An organic light-emitting device including an anode, a cathode, and an organic layer between the anode and the cathode, where the organic layer includes at least one anthracene derivative represented by Formula 1, is also disclosed. A method of manufacturing the organic light-emitting device is also disclosed. ##STR00001##

A formulation comprising at least one solvent and at least two different functional compounds of formula (I)

AB].sub.k(I) wherein A is a functional structural element, the structural element serving as host material, as a unit that has hole-injection and/or hole-transport properties, as a unit t at has electron-injection and/or electron-transport properties, as a unit which has light-emitting properties, or as a unit which improves the transfer from the singlet state to the triplet state of light-emitting compounds; B is a solubility-promoting structural element; and k is an integer in the range from 1 to 20; the molecular weight of the functional compound is at least 550 g/mol, and the solubility-promoting structural element B conforms to the general formula (L-I)

##STR00001##

A formulation comprising at least one solvent and at least two different functional compounds of formula (I)

AB].sub.k(I) wherein A is a functional structural element, the structural element serving as host material, as a unit that has hole-injection and/or hole-transport properties, as a unit t at has electron-injection and/or electron-transport properties, as a unit which has light-emitting properties, or as a unit which improves the transfer from the singlet state to the triplet state of light-emitting compounds; B is a solubility-promoting structural element; and k is an integer in the range from 1 to 20; the molecular weight of the functional compound is at least 550 g/mol, and the solubility-promoting structural element B conforms to the general formula (L-I)

##STR00001##

An organic electroluminescence device having a layer of an organic light emitting medium which comprises (A) a specific arylamine compound and (B) at least one compound selected from specific anthracene derivatives, spirofluorene derivatives, compounds having condensed rings and metal complex compounds and is disposed between a pair of electrodes and an organic light emitting medium comprising the above components (A) and (B) are provided. The organic electroluminescence device exhibits a high purity of color, has excellent heat resistance and a long life and efficiently emits bluish to yellowish light. The organic light emitting medium can be advantageously used for the organic electroluminescence device.

An organic electroluminescence device having a layer of an organic light emitting medium which comprises (A) a specific arylamine compound and (B) at least one compound selected from specific anthracene derivatives, spirofluorene derivatives, compounds having condensed rings and metal complex compounds and is disposed between a pair of electrodes and an organic light emitting medium comprising the above components (A) and (B) are provided. The organic electroluminescence device exhibits a high purity of color, has excellent heat resistance and a long life and efficiently emits bluish to yellowish light. The organic light emitting medium can be advantageously used for the organic electroluminescence device.

The present invention refers to a process making use of a radical initiator system comprising peroxy compounds, in particular peroxyketals, in the presence of an acid catalyst to initiate radical processes at low temperature, such as room temperature and below.

The present invention refers to a process making use of a radical initiator system comprising peroxy compounds, in particular peroxyketals, in the presence of an acid catalyst to initiate radical processes at low temperature, such as room temperature and below.

The present application relates to phenanthrene compounds of a particular formula (I), their use in electronic devices, electronic devices comprising such phenanthrene compounds, as well as processes for the synthesis of such phenanthrene compounds.