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. 06, 1984
Filed:
Sep. 24, 1982
Applicant:
Inventors:
Susumu Nishimura, Ichihara, JP;
Hiroshi Akimoto, Kobe, JP;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
544280 ; 424-11 ; 424251 ;
Abstract
Novel 7-deazapurine derivatives of the formula: ##STR1## wherein X is halogen, Y is hydroxyl or di-C.sub.1-3 alkylamino, Z is a --NH-- or --NHC(.dbd.NH)-- group, l is an integer of 1 to 5, m is an integer of 0 to 2, and n is 1 when Z is a --NH-- group or n is 0 or 1 when Z is a --NHC(.dbd.NH)-- group, and salts thereof are selectively taken up by tumor cells.