Chemical name: 2,2-dichlorovinyl dimethyl phosphate
CAS no.: 62-73-7

Structural formula:

Molecular formula: C₄H₇Cl₂O₄P
Physical & chemical property:
Physical State: Colourless liquid
Melting point: 234.1°C
Density: 1.425(20°C)
Solubility: In water c. 18g/l (25°C). Completely miscible with aromatic hydrocarbons, chlorinated hydrocarbons and alcohols, moderately soluble I diesel oil, kerosene, isoparaffinic hydrocarbons, and mineral oils.
Stability: Stable to heat. Slowly hydrolysed in water and in acidic media, and rapidly hydrolysed by alkalis, to dimethyl hydrogen phosphate and dichloroacetaldehyde.
Specification: 95%TC
Uses: Insecticide and acaricide with respiratory, contact, and stomach action. Gives rapid knockdown. Control of household and public health insect pests, e.g. flies, mosquitoes, cockroaches, bedbugs, ants, etc.; stored-product pests in warehouses, storerooms, etc., flies and midges in animal houses; sciarid and phorid flies in mushrooms; sucking and chewing insects, and spider mites in a wide range of crops, including fruit, vines, vegetables, ornamentals, tea, rice, cotton, hops, glasshouse crops, etc. also used as a veterinary anthelmintic.