摘要:
Disclosed herein are a derivative of tetrahydrobenzothiazole represented by the formula (I): ##STR1## wherein R represents a methyl group, ethyl group or propyl group; R.sup.1 represents a hydrogen atom, a hydroxyl group methoxy group, acetoxy group, propionyloxy group, butylyloxy group, chloroacetoxy group, methoxyacetoxy group, C.sub.1 to C.sub.4 -alkylamino group or di(C.sub.1 to C.sub.4)-alkylamino group, or represents O.dbd.together with R.sup.2 ; R.sup.2 represents a hydrogen atom or represents O.dbd.together with R.sup.1 ; and X represents a methylene group, hydroxymethylene group, carbonyl group or --O--, and a herbicidal composition containing the same as an active ingredient.
摘要:
Disclosed herein are a salt of a derivative of N-(tetrahydrobenzothiazolylcarbamoyl)oxamic acid, represented by the formula: ##STR1## wherein R.sup.1 represents a straight-chain alkyl group having one to six carbon atoms, branched-chain alkyl group having up to and including six carbon atoms, cyclic alkyl group having up to and including six carbon atoms or a phenyl group; R.sup.2 represents a hydrogen atom or a methyl group; M represents an alkali metal atom or an alkaline earth metal atom; n is 1 when M is an alkali metal atom and n is 1/2 when M is an alkaline earth metal atom and M' is a hydrogen atom or the same as M, and a herbicidal composition containing the same as an active ingredient.