PYRAZOLE COMPOUNDS, PROCESS FOR THEIR PRODUCTION AND HERBICIDES CONTAINING THEN

Pirazol jedinjenje ili njegova so, naznačeno time, što je predstavljeno formulom (I):pri čemuR1 je etill,R2 je atom vodonika,R3 je metil,R4 je metil,R5 je -CH2CH2OMeR6 je metilsulfonil,A je -CH(Me)-. Prijava sadrži još 4 patentna zahteva. The present invention provides a novel herbicide showing excellent herbicidal effects, which has a wide application range including agricultural fields and non-agricultural fields and various application methods including soil treatment and foliage treatment. A pyrazole compound represented by the formula (I) or its salt: wherein R1 is alkyl, R2 is a hydrogen atom or alkyl, R3 is alkyl, R4 is alkyl, R5 is alkyl substituted by one alkoxy, alkoxy substituted by one alkoxy, or alkoxycarbonyl, R6 is alkylsulfonyl, A is alkylene substituted by at least one alkyl; a process for its production; a herbicide containing it as an active ingredient; and a method for controlling undesired plants or inhibiting their growth, which comprises applying a herbicidally effective amount thereof to the undesired plants or to a place where they grow.