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. 01, 1987
Filed:
Jan. 14, 1986
Noboru Otake, Yokohama, JP;
Kuniaki Tatsuta, Tokyo, JP;
Shigeyuki Mizobuchi, Tokyo, JP;
Nobuyasu Komeshima, Maebashi, JP;
Shohachi Nakajima, Maebashi, JP;
Hiroyuki Kawai, Maebashi, JP;
Atsuo Odagawa, Maebashi, JP;
Microbial Chemistry Research Foundation, Tokyo, JP;
Abstract
Disclosed is a novel anthracycline compound of the following formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are each a hydroxyl group or a hydrogen atom and satisfy the condition that, when R.sup.2 is a hydroxyl group, R.sup.1 is a hydroxyl group or a hydrogen atom, whereas, when R.sup.2 is a hydrogen atom, R.sup.1 is a hydrogen atom, or an acid addition salt thereof. These compounds can be contained as active ingredients in antitumor agents, whereby good results are attainable.