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. 05, 2006
Filed:
Aug. 08, 2001
Satoshi Omura, Tokyo, JP;
Kenichiro Nagai, Tokyo, JP;
Toshiaki Sunazuka, Chiba, JP;
The Kitasato Institute, Tokyo, JP;
Abstract
Provided is a compound represented by the general formula (I) or a salt thereof: wherein, —XY— represents —CH═CH— and the like,between Rand the carbon atom at 5-position represents a single bond or a double bond, Rrepresents a lower alkyl group, a formyl group, a carboxyl group, a lower alkoxycarbonyl group (wherein a lower alkyl moiety of said lower alkoxycarbonyl group may be substituted with a heterocyclic group) and the like, and Rrepresents a hydrogen atom, provided when Rrepresents a lower alkoxycarbonyl group and the like, Rmay further represents a lower alkoxycarbonyl group and the like, whenbetween Rand the carbon atom at 5-position is a single bond, Rrepresents a hydroxyl group and the like, and whenbetween Rand the carbon atom at the 5-position is a double bound, Rcombines with the carbon atom at 5-position to form a hydroxime group (—C(═NOH)) and the like, and Rrepresents a hydroxyl group or a tri(lower alkyl)silyloxy group.