| 摘要 |
A compound represented by the formula: <CHEM> wherein R<1> represents a hydrogen atom, a halogen atom, alkyl group, etc., R<2> represents a hydrogen atom, a halogen atom, alkyl group, etc., R<3>, R<4>, R<5>, R<6> and R<7> each independently represent a hydrogen atom, a halogen atom, a substitutable alkyl group, a substitutable alkenyl group, alkynyl group, a substitute-able cycloalkyl group, etc., or adjacent two of R<3>, R<4>, R<5>, R<6> and R<7> may together with the carbon atoms to which the respective substituents are bonded form a ring which may be substituted, m and n each independently represent 0 or 1, a salt thereof or an ester derivative thereof; an agricultural chemical containing the same as an active ingredient; and a herbicidal composition containing the compound and a second herbicidally active compound as active ingredients. |
