abstract |
Herbicide compound, the present invention relates to 6,6-dioxo-6-thia-1,4-naphthyridine derivatives of chemical structural formula (I) Wherein R 1 , R 2 , R 3a , R 3b , R 4 and R 5 are as defined in claim 1; or their salts or N-oxides. In addition, the present invention relates to processes and intermediates for the preparation of compounds of chemical formula (I), to herbicide mixtures consisting of compounds of chemical formula (I), and to methods for controlling plant growth using compounds of chemical formula (I). |