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:
Jul. 04, 2006
Filed:
Apr. 26, 2002
Seiichiro Kawashima, Tokyo, JP;
Toshiyuki Matsuno, Tokyo, JP;
Shinichi Yaguchi, Tokyo, JP;
Hiroya Sasahara, Tokyo, JP;
Tetsuo Watanabe, Tokyo, JP;
Seiichiro Kawashima, Tokyo, JP;
Toshiyuki Matsuno, Tokyo, JP;
Shinichi Yaguchi, Tokyo, JP;
Hiroya Sasahara, Tokyo, JP;
Tetsuo Watanabe, Tokyo, JP;
Zenyaku Kogyo Kabushiki Kaisha, Tokyo, JP;
Abstract
The present invention relates to heterocyclic compounds represented by the formula I or pharmaceutically acceptable salts thereof and antitumor agents containing the heterocyclic compounds as effective components: wherein X represents nitrogen atom or CH; Rrepresents CHF(wherein n is 1 or 2), hydroxy C–Calkyl, NHR[wherein Rrepresents hydrogen atom or COR (wherein R represents hydrogen atom, C–Calkyl or C–Calkoxy)]; Rrepresents morpholino (which may be substituted with one to four C–Calkyl), thiomorpholino, piperidino, pyrrolidinyl (which may be substituted with hydroxy C–Calkyl), oxazolidinyl (which may be substituted with one or two C–Calkyl) or tetrahydro-1,4-thiazin-1-oxo-4-yl; Rand Reach represent hydrogen atom or C–Calkyl; and Rrepresents hydrogen atom, amino or hydroxyl.