Insecticide - Malathion

NOMENCLATURE Common name malathion IUPAC name diethyl 2-dimethoxyphosphinothioylsulfanylbutanedioate Chemical Abstracts name S-1,2-bis(ethoxycarbonyl)-ethyl-o,o-dimethylphosphorodithioate CAS RN [121-75-5]

Broad-spectrum, non-systemic with contact, stomach and respiratory action. Acetylcholinesterase (AChE) inhibitor.


Malathion is a pesticide that is used to kill insects on agricultural crops, on stored products, on golf courses, in home gardens, and in outdoor sites where trees and shrubs are grown at home; it is also used to kill mosquitoes and Mediterranean fruit flies (medflies) in large outdoor areas.

Production formulation

Malathion 95%TC
Malathion 50%EC
Malathion 50%WP
Malathion 57%EC