4-substituted benzoic acid derivative and anticancer agent containing it as an active ingredient

摘要

A novel compound that does not act on normal cells and specifically transforms cells transformed by various cancer genes and provides anticancer agents containing it. General formula (I):In the equation, G1 may be either or1 or nr2r3 (where R2 and R3 are the same or different, hydrogen, lower alkyl or hydroxyl group, or R2 and R3 together form nitrogen containing heterocycles together; 3 and G4 may form G3, hydrogen, hydroxyl or low alkyl alkylcarbonyloxy, G4 is lower alkyl or g3-g4 together form g2-g5; G5 is or4 or nr5r6 Compounds or salts thereof or their hydrates represented by the formula group, R6 indicating hydrogen or lower alkyl.