Chugai Seiyaku Kabushiki Kaisha

Chugai Seikayu Kabushiki Kaisha

Mitsuaki Nakamura

Masateru Ohta

Kazutaka Tachibana

Haruhiko Sato

Takuya Shiraishi

Hitoshi Yoshino

Hiromitsu Kawata

Ikuhiro Imaoka

Masahiro Nagamuta

Nobuo Shimma

Takashi Emura

Jun Ohwada

Hatsuo Kawada

Nobuaki Kato

Nobuya Ishii

Kenji Morikami

Masami Hasegawa

Hirosato Ebiike

Etsuro Onuma

Kenji Taniguchi

Akie Honma

Miyuki Yoshida

Kohei Koyama

Shun Yamamoto

An imidazole derivative represented by formula (I): wherein Q is: A is hydrogen, halogen, or a substituted or unsubstituted Calkyl group; E is independently selected from a Calkyl group; Rand Rare independently selected from Calkyls; Xand Xare independently selected from O and S; Y is selected from a substituted or unsubstituted arylene group and a substituted or unsubstituted divalent 5- or 6-membered monocyclic or 8- to 10-membered condensed heterocyclic group; Z is &#x2014;CON(&#x2014;Ra)&#x2014;, &#x2014;CO&#x2014;, &#x2014;OOO&#x2014;, &#x2014;NRa&#x2014;C(&#x2550;NH)NRb&#x2014;, &#x2014;NRa&#x2014;C(&#x2550;N&#x2014;CN)NRb&#x2014;, &#x2014;N(&#x2014;Ra)COO&#x2014;, &#x2014;C(&#x2550;NH)&#x2014;, &#x2014;SO&#x2014;, &#x2014;SON(&#x2014;Ra)&#x2014;, &#x2014;SONR&#x2014;, &#x2014;N(&#x2014;Ra)CO&#x2014;, &#x2014;N(&#x2014;Ra)CON(&#x2014;Rb)&#x2014;, &#x2014;N(COR)CO&#x2014;, &#x2014;N(&#x2014;Ra)SO&#x2014;, &#x2014;N(SOR)SO&#x2014;, &#x2014;N(&#x2014;Ra)&#x2014; or &#x2014;N(&#x2014;Ra)SON(&#x2014;Rb)&#x2014;; Ris independently a hydrogen atom, a hydroxyl group, or substituted or unsubstituted group selected from Calkyl group, heterocyclic group, aryl group, Ccycloalkyl group and Ccycloalkenyl group; or salt or prodrug thereof.

Imidazolidine derivative and use thereof

A drug is provided that is useful as a preventive or therapeutic for cancer as a result of having superior PI3K inhibitory effects as well as superior stability in the body and water-solubility. A compound, or pharmaceutically acceptable salt thereof, represented by formula (I): [wherein, X represents a single bond, etc.; Y represents a single bond, etc. (provided that X and Y are not simultaneously single bonds); Z represents a hydrogen atom, etc.; m represents an integer of 1 or 2; and Rrepresents a cyclic substituent].

Pyrimidine derivatives as PI3K inhibitor and use thereof

The present invention provides a compound represented by formula (I):  A is cyano or the like; B is hydrogen, halogen, or the like; Xand Xare each independently selected from O and S; E is a Calkyl group; and R, R, Rand Rare each independently selected from a hydrogen atom and a C-Calkyl group, and a drug, a pharmaceutical composition containing the compound, and the like.

Imidazolidine derivatives

The present invention provides a compound represented by formula (I): [Formula 1] wherein n is an integer selected from 1 to 20, and Rand R, which may be the same or different, each represent a hydrogen atom, or a linear or branched C-Calkyl group, or a salt, a prodrug or a solvate thereof, as well as a drug, a pharmaceutical composition containing the compound, and the like.

A compound pf general formula (I):wherein, for example,

Antiandrogenic agent

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Gotenba, Japan

Mitsuaki Nakamura