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:
Feb. 19, 1985
Filed:
Jun. 18, 1984
Hamao Umezawa, Tokyo, JP;
Akio Fujii, Kamakura, JP;
Yasuhiko Muraoka, Kitamoto, JP;
Tokuji Nakatani, Saitama, JP;
Takeyo Fukuoka, Yono, JP;
Katsutoshi Takahashi, Tokyo, JP;
Nippon Kayaku Kabushiki Kaisha, Tokyo, JP;
Abstract
A promising carcinostatic (amido)N-substituted bleomycin represented by the following formula, or a salt thereof and a process for the preparation thereof: ##STR1## wherein BM represents a moiety of bleomycin skeleton; X represents an alkyl of 1 to 18 carbon atoms, an aminoalkyl of 1 to 12 carbon atoms, a lower alkyl having a halogen, phenyl indolyl, 5- or 6-membered heterocyclic group, or (lower)alkylamino (the alkyl group may have a substituent group) as a substituent, naphthyl, thiazolyl, or N-phenyl(lower)alkylpiperazinyl; and R represents a terminal amino residue of the bleomycin.