Optically active 5, 5-disubstituted-3-(mono- or disubstituted amino)-2- thiohydantoin intermediates to fungicidal 2-imidazolin-5-ones

摘要

Fungicidal 2-imidazolin-5-ones and 2-imidazoline-5-thiones, processes for their preparation, fungicidal compositions containing them and methods of using them to treat or prevent fungal disease in crops.