| abstract |
A novel pyridinium derivative having excellent anticancer activity and a pharmaceutical product are provided. A pharmaceutical comprising a pyridinium derivative represented by the following formula is used. Moreover, the novel pyridinium derivative which the pyridinium ring couple | bonded with 2-position of the naphthalene ring was obtained. (In the formula, Q represents an aryl or aromatic heterocyclic group, R A and R B represent a hydrogen atom, alkyl, aryl, etc., m represents 0 to 4, n represents 0 to 7, and X − represents Represents a pharmacologically acceptable anion) [Selection figure] None |