A method of treatment of tumors is provided based upon a compound of the formula ##STR1## Some aspects of the invention were supported in part by U.S. Public Health Service Grant CA-02817 from the National Cancer Institute and support from the Northeast NMR Facility at Yale University insofar as the use of high resolution NMR spectra is concerned that was made possible by a grant from the Chemical Division of the National Science Foundation (Grant No. CHE-7916210).
Method of using 2-formylpyridine thiosemicarbazone compounds
申请人:Yale University
公开号:US05721259A1
公开(公告)日:1998-02-24
A method of treatment of tumors is provided based upon a compound of the formula ##STR1## wherein one of R.sup.1 is NHR.sup.4 or NR.sup.4 R.sup.5 or R.sup.3 is NHR.sup.4, NR.sub.4 R.sup.5 or OH, and the other is hydrogen; R.sup.2 is hydrogen or C.sub.1-4 lower alkyl; R.sup.4 is hydrogen, hydroxyl or C.sub.1-4 lower alkyl; and R.sup.5 is C.sub.1-4 lower alkyl; or a pharmaceutically acceptable salt or hydrate thereof. In a further aspect there is provided a method for the treatment of a tumor in a mammal which comprises administration of a compound which is 3- or 5-hydroxy-4-methyl-2-formylpyridine thiosemicarbazone to said mammal.