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:
Sep. 02, 1980
Filed:
Oct. 16, 1978
Applicant:
Inventor:
Tetsuo Suami, Musashino-shi, Tokyo, JP;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07H / ;
U.S. Cl.
CPC ...
424180 ; 536 18 ; 536 22 ; 536 53 ;
Abstract
Novel nitrosourea compounds are provided which possess a high level of inhibitory activity against leukemia and tumors with a low toxicity and which are therefore useful for pharmaceutical purposes. The compounds have the chemical structure: ##STR1## wherein .about. represents a single bond which may be in the .alpha.- or .beta.-position and are prepared by nitrosating a urea compound of the formula: ##STR2## with a nitrosating agent in a manner known per se.