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. 06, 1998
Filed:
Jan. 07, 1992
Tohru Ueda, Sapporo, JP;
Takuma Sasaki, Kanazawa, JP;
Akira Matsuda, Sapporo, JP;
Keiji Yamagami, Iruma, JP;
Akihiro Fujii, Kiyose, JP;
Yoshitomi Pharmaceutical Industries, Ltd., Osaka, JP;
Yamasa Shoyu Co., Ltd., Chiba, JP;
Abstract
2'-Methylidenepyrimidine nucleoside compounds of the general formula: ##STR1## wherein R.sup.1 stands for amino or hydroxy group; R.sup.2 stands for a halogen or a lower alkyl when R.sup.1 is amino or R.sup.2 stands for an alkyl having 2 to 4 carbon atoms, an alkynyl having 2 to 4 carbon atoms or a haloalkyl when R.sup.1 is hydroxy group; and R.sup.3 stands for hydrogen or a phosphoric acid residue, or salts thereof, anticancer compositions containing one or more of these compounds and methods for production of these compounds. Said compounds and salts thereof exhibit noticeable antitumor activities and are useful as anticancer agents.