NOMENCLATURE Common name metolachlor (BSI, E-ISO, ANSI, WSSA); m├ętolachlore ((m) F-ISO) IUPAC name 2-chloro-6'-ethyl-N-(2-methoxy-1-methylethyl)aceto-o-toluidide Chemical Abstracts name 2-chloro-N-(2-ethyl-6-methylphenyl)-N-(2-methoxy-1-methylethyl)acetamide CAS RN [51218-45-2] EEC no. 257-060-8


Selective herbicide, absorbed predominantly by the hypocotyls and shoots. Inhibits germination.


Control of annual grasses and some broad-leaved weeds in maize, sorghum, cotton, sugar beet, fodder beet, sugar cane, potatoes, peanuts, soya beans, safflowers, sunflowers, various vegetables, fruit and nut trees, and woody ornamentals. Applied pre-emergence, pre-plant incorporated or early post-emergence at, 1.0-2.5 kg a.i./ha. Often used in combination with broad-leaved herbicides, to extend the spectrum of activity.

Production formulation

Metolachlor 72%EC
Metolachlor 96%EC