Abstract: A phenylanthracene derivative, 9,9?-bianthry-10,10?-phenanthrcene, is used alone in an electroluminescent device and serves as a light emitting medium to emit white light.

Abstract: An indole-based compound represented by Formula (1) disclosed herein is useful in forming a light emitting material for an organic electroluminescent device. The organic electroluminescent device has a multi-layered structure comprising a cathode, an anode and at least one organic layer, wherein the at least one organic layer comprises the indole-based compound. The indole-based compound contains two light-emitting units, each having an indole-based structure, linked with a connecting unit, which is an arylamine. The color of the light emitted by the light emitting material can be adjusted by changing the connecting unit.

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-film layer including a light emitting layer which contains a compound represented by the following general formula (1): wherein Ar1, Ar2 represent a substituted or unsubstituted aromatic hydrocarbon group, or a substituted or unsubstituted aromatic heterocyclic group; Y represents a single bond or —CH═CH— group; R1 to R4 represent each independently a hydrogen, a halogen, a cyano group, a substituted amino group, a substituted alkoxy group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aromatic hydrocarbon group, or a substituted or unsubstituted aromatic heterocyclic group; any two of R1 to R4 may form a ring; R5 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aromatic hydrocarbon group, or a substituted or unsubstituted aromatic heterocyclic group.

Abstract: The present invention is related to an indole-based compound represented by Formula (I) disclosed in the application useful in forming a light emitting material for an organic electroluminescent device. One of the aspects of the invention is directed to an organic electroluminescent device having a multi-layered structure comprising a cathode, an anode and at least one organic layer, wherein said at least one organic layer comprises the indole-based compound. The indole-based compound contains two light-emitting units, each having an indole-based structure, linked with a connecting unit, which is an arylamine. The color of the light emitted by the light emitting material can be adjusted by changing the connecting unit.

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-film layer including a light emitting layer which contains a compound represented by the following general formula (1): wherein Ar1 represents a substituted or unsubstituted aromatic hydrocarbon group or a substituted or unsubstituted aromatic heterocyclic group. X represents a single bond or —CH═CH— group. R1 to R8 each independently represents a hydrogen atom, a halogen atom, a nitro group, a cyano group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted amino group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted alkoxycarbonyl group, a substituted or unsubstituted aromatic hydrocarbon group or a substituted or unsubstituted aromatic heterocyclic group. Any two of R1 to R8 may form a ring.

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-film layer including a light emitting layer which contains a compound represented by the following general formula (1): wherein Ar1 represents a substituted or unsubstituted aromatic group; Y represents a single bond or —CH═CH—; Z represents a substituted or unsubstituted aromatic group; R1R, R2 Rand R7 Reach independently represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aromatic group; R3 Rto R6 each independently represents a hydrogen atom, a halogen atom, a cyano group, a substituted or unsubstituted alkyl group, a substituted or unsubstituted amino group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aromatic group.

Abstract: An organic electroluminescent (EL) device is disclosed, which includes an anode, a cathode, and at least one organic thin-film layer including a light emitting layer which contains a compound represented by the following general formula (1), (2) or (3): In these formulae, Y represents a connecting aromatic group and specific limitations are placed on Y, X, Z and Rx.

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-file layer including a light emitting layer which contains a compound represented by the following general formula (1): 1

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-film layer including a light emitting layer which contains a compound represented by the following general formula (1): 1

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-file layer including a light emitting layer which contains a compound represented by the following general formula (1): 1

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-file layer including a light emitting layer which contains a compound represented by the following general formula (1), (2) or (3): 1

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-film layer including a light emitting layer which contains a compound represented by the following formulae (1) or (2) wherein R1 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted aromatic hydrocarbon group, a substituted or unsubstituted aromatic heterocyclic group, a substituted or unsubstituted amino group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, or a substituted or unsubstituted alkoxycarbonyl group; and Rx is one or more functional groups represented by a hydrogen atom, halogen atom, nitro group, cyano group, carboxyl group, or R1. Any two Rx groups may form a ring. X represents oxygen atom, nitrogen atom and sulfur atom. A blue organic EL device can be provided according to the present invention.

Abstract: An organic EL device which contains an anode, a cathode, and at least one organic thin-file layer including a light emitting layer which contains a compound represented by the following formulae (1) and (2) 1