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:
Mar. 28, 1989
Filed:
Jun. 24, 1986
Applicant:
Inventors:
Kiyofumi Fukukawa, Hokkaido, JP;
Takao Hirano, Shizuoka, JP;
Masatoshi Tsujino, Shizuoka, JP;
Tooru Ueda, Hokkaido, JP;
Assignee:
Toyo Jozo Kabushiki Kaisha, Shizuoka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
544277 ; 544276 ;
Abstract
Neplanocin A derivatives of the formula ##STR1## wherein R.sub.1 is hydrogen or benzoyl, R.sub.4 is hydrogen or halogen, hydroxy, acetoxy, acetylthio, amino or azide, R.sub.5 is hydrogen or acetyl, and R.sub.6 is hydrogen or acetyl. The compounds of the present invention have inhibitory action for the growth of L 5178 Y cells and have the same or superior activity as neplanocin A.