Azaanthracene-triones of the formula:
(in which: R¹, R², R⁴ and R⁵ are the same or are different and each is a hydrogen atom or a lower alkyl group;
R³ is a hydrogen atom, a lower alkyl group, a phenyl group or an amino-substituted phenyl gro up; and
X is a -CH-, =N- or -NH-, whereby the ring containing the group X is a benzene, pyridine or dihydropyridene ring)
have antitumoral activity.
式中的氮杂
蒽三酮:
其中R¹、R²、R⁴和R⁵相同或不同,且各自为氢原子或低级烷基;
R³ 是氢原子、低级烷基、苯基或
氨基取代的苯基;以及
X是-CH-、=N-或-NH-,其中含有基团X的环是苯、
吡啶或
二氢吡啶环)。
具有抗肿瘤活性。