NOMENCLATURE Common name thiamethoxam (ATXht98120 BSIATXht0 , pa ATXht98195 ISOATXht0 ) IUPAC name 3-(2-chloro-1,3-thiazol-5-ylmethyl)-5-methyl-1,3,5-oxadiazinan-4-ylidene(nitro)amine Chemical Abstracts name 3-[(2-chloro-5-thiazolyl)methyl]tetrahydro-5-methyl-N-nitro-4H-1,3,5-oxadiazin-4-imine CAS RN [153719-23-4] Development codes CGA 293343 (Ciba-Geigy)