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:
Jan. 29, 2013
Filed:
Feb. 29, 2008
Nobuo Shimma, Kanagawa, JP;
Takuo Tsukuda, Kanagawa, JP;
Hiroshi Koyano, Kanagawa, JP;
Atsushi Suda, Kanagawa, JP;
Tadakatsu Hayase, Kanagawa, JP;
Kihito Hada, Kanagawa, JP;
Ken-ichi Kawasaki, Kanagawa, JP;
Susumu Komiyama, Kanagawa, JP;
Naomi Ono, Kanagawa, JP;
Toshikazu Yamazaki, Kanagawa, JP;
Ryoichi Saitoh, Kanagawa, JP;
Masami Kohchi, Kanagawa, JP;
Kiyoshi Hasegawa, Kanagawa, JP;
Nobuo Shimma, Kanagawa, JP;
Takuo Tsukuda, Kanagawa, JP;
Hiroshi Koyano, Kanagawa, JP;
Atsushi Suda, Kanagawa, JP;
Tadakatsu Hayase, Kanagawa, JP;
Kihito Hada, Kanagawa, JP;
Ken-Ichi Kawasaki, Kanagawa, JP;
Susumu Komiyama, Kanagawa, JP;
Naomi Ono, Kanagawa, JP;
Toshikazu Yamazaki, Kanagawa, JP;
Ryoichi Saitoh, Kanagawa, JP;
Masami Kohchi, Kanagawa, JP;
Kiyoshi Hasegawa, Kanagawa, JP;
Chugai Seiyaku Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention provides a novel class of compounds that have the activity of inhibiting HSP90 enzyme and are useful as anti-cancer agents or such, and compounds that are useful as synthetic intermediates thereof. Specifically, the present invention provides compounds represented by the following formula (1), and pharmaceutically acceptable salts thereof: wherein X, R, R, R, R, R, R, R, L, L, and Lare as defined in the specification.