 Specification of Alphacypermethrin
Technical |
| A) PHYSICAL-CHEMICAL PROPERTIES |
| Common Name (i) Alpha-Cypermethrin (ii) Alphamethrin |
| Chemical Name A racemate comprising (S) - alpha-cyano-3- phenoxybenzyl(1R,3R)-3-(2,2 dichlorovinyl) -2,2-dimethyl cyclopropane carboxylate and (R)-alpha-cyano-3-phenoxybenzyl (IS, 3S)-3- (2,2-dichlorovinyl)-2,2-dimethyl-cyclopropane carboxylate. |
| Emperical C22H19C12NO3 |
| Molecular Weight 416.3 |
| Appearence & Physical Form The Product is white to pale yellow coloured powder. Vapor Pressure 23 Pa(20° C) Density 1.28(22° C) Odour Mild aromatic Odour Melting Point 78-81°C Solubility Acetone 620 g/l Dichloromethane 550 g/l Ethyl acetate 440 g/l, Xylene 350 g/l Hexane 7 g/l |
| Stability Stable under acidic and neutral condition but half life at pH 12 is 65 minutes. |
| B) COMPOSITION Our Product conforms to the following specifications. |
| 1. Content of active ingredient : 95.00% min. 2. Isomers a) (1R cis)S + (1S cis)R : 3.50%max. b) (1R trans)S+(1S trans)R and(1R trans)R(1R trans)S : 0.05% 3. Mositure content by mass : 0.25%max. 4. Alkalinity (as NAOH by mass) : 0.25%max |
Some Common Trade Names:: Fastac, Fendona, Dominex, Vaztak, Bestox, Renegade, Ducord, Concord. |