| abstract |
This invention relates to novel acetal-containing pyrimidinylthioaliphatic acid derivatives of the formula (I)n n whereinn R¹ represents methoxy, ethoxy, methylthio, ethylthio, or the two R¹s may form ethylenedioxy, ethylenedithio, trimethylenedioxy or trimethylenedithio, and R² represents hydrogen C₁₋₄-alkyl or benzyl, to processes for their preparation and to their use as herbicides. |