The present invention relates to 6,6-dioxo-6-thia-1,4-diaza-naphthalene derivatives of formula (I) where R
1
, R
2
, R
3a
, R
3b
, R
4
and R
5
are as defined in claim
1;
or a salt or N-oxide thereof. Furthermore, the present invention relates to processes and intermediates for making compounds of formula (I), to herbicidal compositions comprising compounds of formula (I) and to methods of using compounds of formula (I) to control plant growth.
本发明涉及式(I)的6,6-二氧杂-6-
硫-1,4-二氮
萘衍
生物,其中R1、R2、R3a、R3b、R4和R5如权利要求1所定义;或其盐或N-氧化物。此外,本发明涉及制备式(I)化合物的过程和中间体,包括式(I)化合物的
除草剂组合物以及使用式(I)化合物控制植物生长的方法。