The present disclosure relates to compositions comprising from 10 to 90 wt % of a mixture M of compounds A having formula R1CONR2R3, wherein R1, R2, and R3 are described herein, and from 10 to 90 wt % of at least one compound B selected from the amide solvents, optionally combined with an ester solvent, and methods for producing the same. The present disclosure further relates to phytosanitary formulations comprising such compositions.
