Canon Kabushiki Kaisha

Chika Negishi

Akihito Saitoh

Akihiro Senoo

Naoki Yamada

Shinjiro Okada

Takao Takiguchi

Hironobu Iwawaki

Hiroki Ohrui

Mizuho Hiraoka

Masanori Muratsubaki

Koichi Suzuki

Satoshi Igawa

Keiji Okinaka

Masashi Hashimoto

Hiroshi Tanabe

Jian Chen

Jun Kamatani

Shigemoto Abe

Maki Okajima

Akihito Saito

Kazunori Ueno

Tatsundo Kawai

Tetsuya Kosuge

Hiroyuki Tomono

Taiki Watanabe

Minako Nakasu

Ryoji Yashiro

Mizuho Hiraoki

Daisaku Tanaka

To provide a compound excellent in light emitting properties and an organic light emitting device having the compound. The compound is a 4-aminofluorene compound represented by the following general formula (1): 

4-aminofluorene compound and organic light emitting device

There is provided an organic light-emitting device having an optical output with a high efficiency, a high luminance, and a long life. The organic light-emitting device includes an anode, a cathode, and a layer including an organic compound interposed between the anode and the cathode, in which either one of the anode and the cathode is formed of a transparent or translucent electrode material, and in which the layer includes at least one indenochrysene derivative represented by the general formula (1): 

Indenochrysene derivative and organic light-emitting device using same

An amino compound for an organic light-emitting device of general formula [1]: wherein Xis bonded to the pair of fluorenyl groups at meta-positions to each other and is substituted or unsubstituted aromatic ring, fused polycyclic ring, or heterocyclic ring; Yand Yare each substituted or unsubstituted alkyl, aryl, or heterocyclic and are the same or different; Zto Zare each hydrogen, halogen, or substituted or unsubstituted alkyl, aralkyl, alkenyl, alkynyl, alkoxy, aryl, or heterocyclic and are the same or different; Rto Rare each hydrogen, halogen, or substituted or unsubstituted alkyl, aryl, or heterocyclic and are the same or different; a and d are each 1 to 4; and b and c are each 1 to 3.

Amino compound for organic light-emitting device and organic light-emitting device including the same

A novel mono(benzo[k]fluoranthene) compound having a molecular structure containing at least one condensed ring aromatic group which is tricyclic or more at any of 7- to 9-positions of benzo[k]fluoranthene. Also an organic light emitting device including at least a pair of electrodes formed of an anode and a cathode, and a layer formed of an organic compound, the layer being interposed between the pair of electrodes, in which the layer formed of an organic compound contains a compound represented by the following structural formula. An organic light emitting device in which the layer is a light emitting layer. 

Compound and organic light emitting device using the compound

There are provided a novel benzofluoranthene compound and an organic light-emitting device which uses the benzofluoranthene compound, gives a blue emission hue with extremely good purity, and has an optical output with a high efficiency, a high luminance, and a long life. Specifically, there are provided a benzofluoranthene compound represented by the general formula shown below and an organic light-emitting device including a pair of electrodes including an anode and a cathode one of which is a transparent or translucent electrode material, and an organic compound layer disposed between the pair of electrodes and including a material for an organic light-emitting device containing the benzofluoranthene compound. In the general formula (1), one of X, X, X, X, X, and Xrepresents a substituted or unsubstituted fused heterocyclic group having four or less rings, and the others of X, X, X, X, X, and Xeach represent a hydrogen atom.

Benzofluoranthene compound and organic light-emitting device using the compound

An organic luminescent device having organic-compound layers is provided which takes on luminous hues with very good purity and has optical power with high efficiency, high luminance and a long life. At least one of the organic-compound layers contains a benzo[k]fluoranthene compound represented by the following general formula (1): wherein Ris a group selected from the group consisting of alkyl, aralkyl and a heterocyclic group which may be substituted, and R's may be the same or different; Rto Rare each independently a group selected from the group consisting of hydrogen, halogen, alkyl, aralkyl, phenyl, a condensed bicyclic aromatic group and a heterocyclic group which may be substituted; and a is an integer of 0 or more to 9 or less.

Organic luminescent device and benzo[k]fluoranthene compound

A novel organic compound and a high-performance organic light-emitting element containing the same. The organic light-emitting element contains a novel compound represented by general formula (1): 

Compound and organic light-emitting element

There are provided a condensed ring aromatic compound and an organic light-emitting device having an optical output with high efficiency and high luminance, and durability. An organic light-emitting device including: a pair of electrodes comprising an anode and a cathode of which at least one is transparent or translucent; and an organic compound layer disposed between the pair of electrodes, wherein the organic compound layer contains the condensed ring aromatic compound represented by the following formula [1]. In the formula, Xto Xeach independently represent a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, and each may be the same or different; adjacent groups combine with each other to form at least one ring in the group selected from Xto X; and adjacent groups combine with each other to form at least one ring in the group selected from Xto X.

Condensed ring aromatic compound and organic light-emitting device having the same

Provided are a condensed ring aromatic compound for an organic light-emitting device, and an organic light-emitting device having optical output with high efficiency and high luminescence and having durability. An organic light-emitting device including an anode and a cathode, and a layer made of an organic compound interposed between the anode and the cathode, wherein at least one layer of the layers made of the organic compound contains a condensed ring aromatic compound shown in the following general formula [1]: wherein Rto Reach independently represent a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, and may be the same or different.

Condensed ring aromatic compound for organic light-emitting device and organic light-emitting device having the same

Provided a novel 1,8-naphthyridine compound represented by the following general formula [I]: wherein Rto Reach represent a hydrogen atom; an alkyl group, a halogen atom; a trifluoromethyl group; and a cyano group, and may be the same as or different from one another, and that at least two of Rto Reach represent an aralkyl group, an aryl group, a heterocyclic group, a condensed polycyclic aromatic group, a condensed polycyclic heterocyclic group and an aryloxy group which may be substituted; and a substituted amino group. The 1,8-naphthyridine is employed in an organic compound layer provided between a pair of electrodes in an organic light-emitting device.

1,8-naphthyridine compound and organic light-emitting device using the same

The present invention provides an amine compound useful for an organic light-emitting device capable of realizing extremely high luminous efficiency and having a light output with a long lifetime can be formed. The amine compound is represented by the following general formula (1): wherein Arto Areach represent an aryl group or a heterocyclic group, Rto Reach represent a hydrogen atom, a halogen atom, an alkyl group, or the like, and X represents a biphenylene group, a fluorenylene group, or the like.

Amine compound and organic light-emitting device

A high-performance organic light-emitting element and a novel organic compound realizing the above element are provided. A fluoranthene compound having a specific structure and an organic light-emitting element using the same are provided.

A fluoranthene compound has 6 fused rings. An organic light-emitting element uses the fluoranthene compound.

Organic compound and organic light-emitting element

Novel monoaminofluorene compounds are provided, and organic light-emitting devices which exhibit good luminescence hue of extremely high purity and have optical output with high luminescence efficiency, high luminance and longer operating life are provided using the compounds. The monoaminofluorene compound represented by the following general formula [1]: 

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Yokosuka, Japan

Chika Negishi