| 摘要 |
<p>Phenylenediamines represented by general formula (1) wherein R represents an alkyl group or an optionally substituted aralkyl group, X1 represents a hydrogen atom or a halogen atom, and X2 represents a halogen atom, salts thereof, and process for preparing the same. The compounds are useful as an intermediate for synthesis of pyridonecarboxylic acid derivatives useful as an antibacterial agent.</p> |
