111293-46-0Relevant articles and documents
NOVEL PYRIDONE CARBOXYLIC ACID DERIVATIVE OR SALT THEREOF
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Paragraph 3125-3127, (2020/03/09)
It is intended to provide a novel compound having high antitumor activity and low toxicity to normal cells. The present invention provides a pyridone carboxylic acid derivative represented by the following formula (1) or a salt thereof wherein R1 represents a hydrogen atom, a halogen atom or the like; R2 represents a hydrogen atom, a halogen atom or the like; R3 to R6 each represent a hydrogen atom or the like; R7 represents a hydrogen atom or the like; R8 represents a hydrogen atom, a halogen atom, the following formula (a) (wherein Ra1 and Ra2 each represent a hydrogen atom, a hydroxy group, an optionally substituted lower alkyl group or the like) or the like, or R7 and R8 together represent —N—OR10 (wherein R10 represents a hydrogen atom, an optionally substituted lower alkyl group, or an aralkyl group), or R7 and R8 form an optionally substituted 4- to 6-membered saturated hetero ring together with the adjacent carbon atom, or the like; R9 represents a hydrogen atom or the like; X represents a nitrogen atom or the like; and Y represents a nitrogen atom or the like.
