Canon Kabushiki Kaisha

Ehime University

Hidemitsu Uno

Noboru Ono

Daisuke Miura

Takayuki Ishikawa

Teigo Sakakibara

Toshihiro Kikuchi

Akane Masumoto

Hiroko Nakashima

Tomonari Nakayama

Hajime Miyazaki

A method of producing an organic semiconductor device is provided in which a layer composed of an organic semiconductor having excellent crystallinity and orientation in a low-temperature region can be formed, and the device can be produced in the air. The method includes forming a layer composed of an organic semiconductor precursor on a base body and irradiating the organic semiconductor precursor with light, wherein the organic semiconductor precursor is a porphyrin compound or an azaporphyrin compound having in its molecule at least one of the structure represented by the following general formula (1) or (2): 

Compound and method of producing organic semiconductor device

A method for producing highly purified fused aromatic ring compounds with high yield by a simpler method. A method for producing a fused aromatic ring compound comprising irradiating the bicyclo compound containing at least one bicyclo ring represented by formula (1) in a molecule with light to detach a leaving group X from a residual part to form an aromatic ring: wherein Rand Reach denotes a group to form an aromatic ring or a heteroaromatic ring which may be substituted, together with a group to which each thereof is bonded; Rand Reach denotes a hydrogen atom, an alkyl group, an alkoxy group, an ester group or a phenyl group; and X is a leaving group, which denotes a carbonyl group or &#x2014;N&#x2550;.

Bicyclo compound, method for producing pentacene and a film thereof using the same, and method for producing bicyclo compound

Provided is a solubility-controallable compound being soluble in a solvent due to a solvent-philic group thereof, of which solubility in the solvent is irreversibly lowered when the group is removed by retro-Diels-Alder reaction.

Compound and method for synthesizing the same, ink, ink cartridge, recording unit, ink-jet recording apparatus, recording method, liquid composition, pattern generating method, article, environmental history-detecting method

There is provided a method for producing highly purified fused aromatic ring compounds with high yield by a simpler method. A method for producing a fused aromatic ring compound comprising irradiating the bicyclo compound containing at least one bicyclo ring represented by formula (1) in a molecule with light to detach a leaving group X from a residual part to form an aromatic ring: wherein R1 and R3 each denotes a group to form an aromatic ring or a heteroaromatic ring which may be substituted, together with a group to which each thereof is bonded; R2 and R4 each denotes a hydrogen atom, an alkyl group, an alkoxy group, an ester group or a phenyl group; and X is a leaving group, which denotes a carbonyl group or &#x2014;N&#x2550;. 

Bicyclo compound, method for producing fused aromatic compound using the same and method for forming film of the same

There is provided a method for producing a field effect transistor with a high field-effect mobility using a simple method for forming an organic semiconductor layer. A method for producing an organic field effect transistor comprising an organic semiconductor layer, comprising a step of forming the organic semiconductor layer by the photodecomposition of a bicyclic compound containing in a molecule thereof at least one bicyclic ring represented by formula (1): wherein Rand Reach denotes a group for forming an aromatic ring or a heteroaromatic ring which may have a substituent, together with a group to be bonded to Ror R; Rand Reach denotes a hydrogen atom, an alkyl group, an alkoxy group, an ester group or a phenyl group; and X is a leaving group which denotes carbonyl group or &#x2014;N&#x2550;.

Organic field effect transistor and method for producing the same

A method for forming an organic semiconductor film, comprising applying to a base material a bicyclo compound and inducing a retro-Diels-Alder reaction in the bicyclo compound.

Method for forming an organic semiconductor film

A method for forming a pattern of an organic semiconductor film comprises applying at least a bicyclo compound onto a base material, the bicyclo compound being converted to an organic semiconductor on the base material through retro-Diels-Alder reaction which removes a part of the bicyclo skeleton to allow extension of pi electron system.

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Matsuyama, Japan

Hidemitsu Uno