The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 21, 2010
Filed:
Oct. 10, 2008
Yoshimitsu Suda, Hanno, JP;
Hiromi Oshiumi, Hanno, JP;
Koji Murakami, Hanno, JP;
Taiho Pharmaceutical Co., Ltd., Tokyo, JP;
Abstract
The present invention provides a compound that exhibits an excellent antitumor effect and reduces side effects, such as skin disorders, of the existing retinoid by selectively activating on the nuclear receptor RARα, thereby possibly producing significant improvement of clinical profits. Specifically, the present invention provides a bis(trimethylsilyl)phenyl compound represented by Formula (I): wherein X is N or CH; Y is O or S; R1, R2, and R3 are the same or different and are hydrogen or lower alkyl; R4 and R5 are the same or different and are hydrogen, lower alkyl, or halogen; and a bond between a carbon atom to which R1 is attached and a carbon atom to which R2 is attached is a single bond or a double bond;or a salt thereof.