| 摘要 |
The invention relates to new O-(pyrazol-4-yl) N-( alpha -cyanoalkylsulphenyl)-carbamates of the general formula (I) <IMAGE> (I) in which R1 represents alkyl or cycloalkyl, R2 represents alkyl and R3 and R4 each represent alkyl or together represent an alkylene radical linked in two places, which can be used as agents for combating pests. |
