Nippon Soda Co., Ltd.

Kyushu University

Yasuhiro Miyashita

Takuma Yasuda

Katsunori Tanaka

In Seob Park

Yasuhiko Ashikari

Koichi Kutose

Shigeo Yamada

Kazuyuki Tomida

Minlang Yang

Provided are compounds represented by, for example, formula (1) (wherein R, R, Rand Reach independently represent a hydrogen atom, an alkyl group, or a heteroaryl group, not all of R, R, Rand Rbeing hydrogen atoms), a luminescent material including at least one compound selected from among the compounds, and a luminescent element including the luminescent material.

Isophthalonitrile compound, luminescent material and luminescent element using the same

A compound represented by formula (I). In formula (I), each L independently represents a substituted or unsubstituted aryl group, or a substituted or unsubstituted heteroaryl group, n indicates the number of L groups, and is either 1 or 2, each Q independently represents a substituted or unsubstituted 3,6-di-t-butyl-9H-carbazol-9-yl group, a substituted or unsubstituted 3,6-diphenyl-9H-carbazol-9-yl group, or a substituted or unsubstituted 3-phenyl-6-t-butyl-9H-carbazol-9-yl group, and in indicates the number of Q groups, and has a value of 5−n.

Benzonitrile derivative, light-emitting material, and light-emitting element using same

Provided is a method for producing a tetrafluoro nitrogen-containing heterocyclic compound such as tetrafluoropyrrolidine in good yield and at low cost. The method comprises the steps of: (A) reacting a compound represented by the formula (I) with fluorine gas to produce a tetrafluoro compound represented by the formula (II), 

Method for producing tetrafluoro compound

Novel amidine compounds which may be active ingredients in herbicides that are reliably effective at a lesser dose and highly safe, and herbicides containing these compounds as active ingredients are provided. Amidine compounds represented by a formula (1') and herbicides containing at least one kind of these compounds as active ingredients, [wherein G is an optionally substituted nitrogen-containing heterocyclic group represented by a formula (2&#x2032;) with a proviso that the number of carbons constituting the nitrogen-containing heterocycle of the nitrogen-containing heterocyclic group is 10 or less and that 2H-Indazole ring is excluded; Q&#x2032; represents cyano or the like; and A&#x2032; represents substituted phenyl or the like].

Growing community of inventors

Odawara, Japan

Yasuhiro Miyashita