ISO General Name: thiophanate-methyl

CIPAC Code: 262

Chemical Name: 1,2-di(3-methoxycarbonyl-2-thioureido)benzene

Molecular Formula: C₁₂H₁₄N₄O₄S₂

Molecular Weight: 342.4

Properties: pure product is colorless crystal, m.p. 177-178°C(decomposed); industrial product is light yellow crystal. Easily soluble in dimethylformamide and chloroform; insoluble in acetone, methanol, ethanol, ethyl acetate, dioxane; insoluble in water; stable to acids or alkalis.

Toxicity: rat per os LD506640-7500mg/kg, mouse per os LD503150-3400mg/kg; rat/mouse acute percutaneous LD50>10000mg/kg.Carp LC5011mg/L(48h), rainbow trout LC508.8mg/L, low toxicity to bees.