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Chemical Name:  
(R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-rel-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate

Formula: C22H19Cl2NO3

Molecular Weight: 416.30

CAS No.: 67375-30-8

          Structural formula of alpha-cypermethrin
Appearance :  TC is a white to pale crystal, with a weak aromatic odour
Melting Point: 75-81°C.
Flash point: >80 °C (closed cup)
Density: 1.28 (22 °C)
Vapour Pressure:  0.23 × 10-2 mPa(20°C).
Stability:  Very stable in neutral and acidic media. Hydrolysed in strongly alkaline media.
Solubility: In water 0.01 mg/l (25 °C). In acetone 620, dichloromethane 550, cyclohexanone 515, ethyl acetate 440, chlorobenzene 420, acetophenone 390, o-xylene 350, hexane 7 (all in g/l, 25 °C). In maize oil 19-20, ethylene glyc;Slightly soluble in petroleum ether, hexane, methanol.

Specification:  97%TC, 5%EC, 10%EC,10%SC,20%FS
Non-systemic insecticide with contact and stomach action. Acts on the central and peripheral nervous system in very low doses. Control of a wide range of chewing and sucking insects (particularly Lepidoptera, Coleoptera, and Hemiptera) in fruit (including citrus), vegetables, vines, cereals, maize, beet, oilseed rape, potatoes, cotton, rice, soya beans, forestry, and other crops. Control of cockroaches, mosquitoes, flies, and other insect pests in public health; and flies in animal houses. Also used as an animal ectoparasiticide. 


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