NOMENCLATURE Common name pretilachlor (BSI, E-ISO); prétilachlore ((m) F-ISO) IUPAC name 2-chloro-2',6'-diethyl-N-(2-propoxyethyl)acetanilide Chemical Abstracts name 2-chloro-N-(2,6-diethylphenyl)-N-(2-propoxyethyl)acetamide CAS RN [51218-49-6]


Selective herbicide. It is taken up readily by the hypocotyls, mesocotyls and coleoptiles, and, to a lesser extent, by the roots of germinating weeds.


Herbicide effective against main annual grasses, broad-leaved weeds and sedges in transplanted and seeded rice, at 1-1.25 kg/ha.

Production formulation

Pretilachlor 30%EC
Pretilachlor 50%EC
Pretilachlor 50%EW