PROCEDURE FOR THE PROMOTION OF NEW NAFTA DERIVATIVES

摘要

The new naphthacene derivatives of the general formula: IMAGE +TR IMAGE wherein A represents a single bond or a methylene group and acid addition salts thereof possess valuable anti-tumor properties. They are prepared by reaction of an acid addition salt of a strong acid of a corresponding naphthacene derivative having a IMAGE group in the 13-position with a compound of the formula HO-CH2-A-CH2-OH.