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:
May. 20, 1997
Filed:
Apr. 26, 1995
Noboru Otake, Toshima-Ku, JP;
Hiroyuki Kawai, Takasaki, JP;
Tomiko Kawasaki, Takasaki, JP;
Atsuo Odagawa, Takasaki, JP;
Masaru Kamishohara, Takasaki, JP;
Teruyuki Sakai, Takasaki, JP;
Kirin Beer Kabushiki Kaisha, Tokyo-To, JP;
Abstract
Disclosed is a novel spicamycin derivative represented by the formula (I) or a salt thereof: ##STR1## wherein R represents an alkenyl having a given number of carbon atoms, a haloalkyl having a given number of carbon atoms, CH.sub.3 (CH.sub.2).sub.n CH(OH)-- or CH.sub.3 (CH.sub.2).sub.n-1 CH(OH)--CH.sub.2 -- (wherein n denotes an integer of 9-13), an alkyl with a certain group and a given number of carbon atoms, ##STR2## (wherein a denotes 2, and b denotes an integer of 10-15), CH.sub.3 (CH.sub.2).sub.c SO.sub.2 O(CH.sub.2).sub.d --, ##STR3## (wherein c denotes an integer of 0-3 and d denotes an integer of 10-15), (CH.sub.3).sub.3 Si(CH.sub.2).sub.10 --,