Canon Kabushiki Kaisha

Hiroki Ohrui

Jun Kamatani

Yosuke Nishide

Hironobu Iwawaki

Naoki Yamada

Hirokazu Miyashita

Masanori Muratsubaki

Satoru Shiobara

Masumi Itabashi

Tetsuo Takahashi

Tomona Yamaguchi

Akihiro Senoo

Akihito Saitoh

Kei Tagami

Chika Negishi

Tetsuya Kosuge

Ryuji Ishii

Shinjiro Okada

Yojiro Matsuda

Norifumi Kajimoto

Kentaro Ito

Haruna Iida

Takeshi Sekiguchi

Taiki Watanabe

Kenichi Ikari

Masashi Hashimoto

Koichi Suzuki

Takao Takiguchi

Takayuki Ito

Satoshi Igawa

Hiroshi Tanabe

Kazunori Ueno

Koichi Nakata

Kengo Kishino

Hiroyuki Tomono

Mizuho Hiraoka

Itaru Takaya

Masanori Seki

Isao Kawata

Yuto Ito

Yuko Chishina

Moe Takahira

An organic compound represented by formula [1]: where Rto Rare each independently selected from the group consisting of a hydrogen atom and substituents, wherein at least one of Rto Rand Rto Ris an amino group or an amino group-containing group, and X is oxygen, sulfur, selenium, tellurium, or a CRRgroup, wherein Rand Rare each independently selected from the group consisting of a hydrogen atom and substituents.

Organic compound and organic light-emitting device

A photoelectric conversion element including an anode, a cathode, and a photoelectric conversion layer, wherein the photoelectric conversion layer contains a first organic compound and a second organic compound, and difference between oxidation potential of first organic compound and reduction potential of second organic compound is larger than 1.5 [V], and the first organic compound is any one of general formulae [1] below, a fluoranthene derivative, and a metal complex, Rrepresents a hydrogen atom or a substituent, Ar, Ar, and Zrepresents a substituent, nand nrepresents an integer of 0 to 4, and Xto Xrepresents a nitrogen atom, a sulfur atom, an oxygen atom, or a carbon atom.

Photoelectric conversion element, image pickup element, and image pickup apparatus

An organic compound represented by formula [1]: where in formula [1], Rto Rare each independently selected from the group consisting of a hydrogen atom, a hydrocarbon group, and other substituents having a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, at least one of Rto Ris one of the other substituents, at least any one of Rand Ris a hydrogen atom or a hydrocarbon group, at least any one of Rand Ris a hydrogen atom or a hydrocarbon group, and at least any one of Rand Ris a hydrogen atom.

Organic compound, organic light-emitting element, display apparatus, photoelectric conversion apparatus, electronic apparatus, lighting device, and moving object

A composition contains an organic compound and an anthracene compound different from the organic compound, the anthracene compound having a hydrogen atom at at least one of positions 9 and 10, in which the concentration of the anthracene compound is 100 ppm or less. Additionally, a long-lived organic light-emitting device includes an organic compound layer containing a reduced concentration of the anthracene compound.

Composition, organic light-emitting device, display device, photoelectric conversion apparatus, electronic apparatus, and moving object including the composition

An organic compound represented by the following formula [1] or [2]: wherein Rto Rindependently denote a substituent selected from a hydrogen atom, a halogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkoxy group, a substituted or unsubstituted amino group, a substituted or unsubstituted aryloxy group, a substituted or unsubstituted silyl group, a cyano group, a trifluoromethyl group, a substituted or unsubstituted aromatic hydrocarbon group, and a substituted or unsubstituted heterocyclic group, and Rand R, and/or Rand Rmay be bonded together to form a ring structure.

An organic compound represented by formula [1]. In the formula rings Q represented by formula [1-1] are each independently present at positions *1 and *2 such that positions * of the rings Q correspond to the positions *1 and *2. The rings Q may be the same or different. Rand Rrepresent groups each independently selected from the group consisting of a hydrogen atom and a substituted or unsubstituted aryl group. The rings Q are aromatic hydrocarbons. Rto Rrepresent groups each independently selected from the group consisting of a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, and a cyano group. At least one of Rto Rrepresents a cyano group.

Organic compound and organic light-emitting element

Provided is an organic compound represented by the following general formula [1], the compound having an absorption peak in a long wavelength region:

Organic compound and photoelectric conversion element

An organic compound represented by formula [1]. The compounds are of the class of diacenaphthochrysene compound, useful as organic light emitting device. In the formula [1], Rto Rare each independently selected from the group consisting of a hydrogen atom and a substituent.

An organic compound represented by formula (1). In the formula (1), Rto Rare each independently selected from the group consisting of a hydrogen atom and a substituent. At least one of Rto Rrepresents a substituent. The substituent is an aryl group having at least one cyano group or a heterocyclic group having at least one cyano group.

Organic compound, organic light-emitting element, display apparatus, image pickup apparatus, lighting apparatus, and moving object

Provided is an organic compound represented by the general formula [1]:

An organic compound represented by the following general formula [1] is excellent in thermal stability. In the general formula [1], Rto Rare each independently selected from the group consisting of a hydrogen atom and a substituent. Symbol A is selected from the group consisting of a divalent residue of naphthalene, phenanthrene, fluorene, benzofluorene, dibenzofluorene or spirofluorene, and a heteroarylene group having 4 to 12 carbon atoms. Symbol B is selected from the group consisting of an arylene group having 6 to 25 carbon atoms and a heteroarylene group having 4 to 12 carbon atoms. Symbol n is an integer of 0 to 3.

The present disclosure provides an organic compound represented by general formula [1] below.  In formula [1], Arand Areach represent an alkyl group having 1 to 8 carbon atoms, an aromatic hydrocarbon group having 6 to 18 carbon atoms, or a heteroaromatic group having 3 to 17 carbon atoms. Arand Armay be the same or different. Arand Arare each a substituent having a carbazolyl group. Arand Armay be the same or different. Arto Armay be substituted. At least one of Arto Arhas a tert-butyl group. The total number of tert-butyl groups in one molecule of the organic compound is 2 or more.

Organic photoelectric conversion element, image pickup element, and image pickup apparatus

Provided is an organic light emitting element including: an anode; a cathode; and an organic compound layer formed between the anode and the cathode and including a hole injection layer, a hole transport layer, and an emission layer, in which: the emission layer includes a host and a dopant; the hole transport layer includes a hole transport material having multiple aromatic hydrocarbon skeletons and a single bond for linking the aromatic hydrocarbon skeletons; the hole transport material has a triplet level Tof 1.8 eV or more; the hole transport material has a hole mobility of 1&#xd7;10cm/Vs or more; and the hole transport layer and the emission layer satisfy relationships represented by the following expression (1):|reduction potential of hole transport material|&#x2212;|reduction potential of host|&#x3e;0.1 V&#x2003;&#x2003;(1)and the following expression (2):|HOMO level of hole transport material&#x2212;HOMO level of host|&#x3c;0.1 eV&#x2003;&#x2003;(2).

Organic light emitting element

Provided is a photoelectric conversion element including an anode, a photoelectric conversion layer that contains a first organic semiconductor, a second organic semiconductor, and a third organic semiconductor, and a cathode. As each of the first organic semiconductor, the second organic semiconductor, and the third organic semiconductor, a low-molecular weight organic semiconductor is used. The first organic semiconductor, the second organic semiconductor, and the third organic semiconductor have mass ratios that satisfy the following relationship: the first organic semiconductor&#x2265;the second organic semiconductor&#x2265;the third organic semiconductor. Further, when a total amount of the first organic semiconductor, the second organic semiconductor, and the third organic semiconductor is 100 mass %, a content of the second organic semiconductor is 6 mass % or more, and a content of the third organic semiconductor is 3 mass % or more.

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Kawasaki, Japan

Hiroki Ohrui