BICYCLO 4.1.0HEPTANE-2,4-DIONE DERIVATIVE, INTERMEDIATE FOR THE SYNTHESIS THEREOF, AND PRODUCTION THEREOF

摘要

Compounds represented by general formulae (I) and (II), useful as the intermediates for agricultural chemicals, particularly herbicidal compounds, wherein R¹ and R² represent each hydrogen, alkyl or COOR³; R³ represents alkyl; and R⁴ represents alkyl.