| abstract |
Disclosed is a derivative of tetrahydrobenzothiazole represented by the general formula (I): <IMAGE> (I) wherein R1 represents one of the following groups: <IMAGE> (II) wherein R2 represents a hydrogen atom, methyl group, acetyl group, benzoyl group, phenoxycarbonyl group or 3-pyridylcarbonyl group and R3 represents a hydrogen atom, hydroxy group, methoxy group or acetoxy group, <IMAGE> (III) <IMAGE> (IV) and a herbicidal composition comprising as active ingredient at least one of the derivatives of tetrahydrobenzothiazole. |