Idemitsu Kosan Company, Limited

Mitsui Chemicals, Inc.

Yamamoto Chemicals, Inc.

Bunji Sawano

Takayasu Sado

Kiyoshi Ikeda

Fumio Okuda

Shinsuke Ito

Yusuke Matsui

Takahiko Ochi

Ryoji Yamaguchi

Yoshimitsu Tanabe

Yojirou Kumagae

Daisuke Kakio

Provided is a benzotriazole compound represented by Formula (1). In Formula (1), Rto Rrepresent substituents. In Formula (1), n1 represents an integer from 0 to 4, and n2 represents an integer from 0 to 3.

Benzotriazole compound, light absorber, and resin composition

A pyrromethene-boron complex compound represented by the following formula (1); wherein Zand Zare independently a hydrogen atom, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkoxy group or a substituted or unsubstituted aryloxy group, at least one of Zand Zis an alkoxy group substituted with a fluorine atom or an aryloxy group substituted with a fluorine atom or a fluoroalkyl group, and Zand Zmay form a ring.

Pyrromethene-boron complex compounds and organic electroluminescent elements using same

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Yao, Japan

Bunji Sawano