New substituted acids (phenoxy alkanoic nitrofenoxi) - and its functional derivatives and Process for its production

摘要

Compounds of the formula IMAGE I exhibit, in the pre-emergence process and in the post-emergence process, a good herbicidal action against a number of dicotyledonous weeds, they are well tolerated in monocotyledonous crops, such as wheat, barley, rice, sorghum and maize, and are also selectively active in some dicotyledonous crops such as soy beans, groundnuts and the like.