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  Home  >>Products >>Crop Protection >>Esfenvalerate Print this pagePrint this page  
 
Esfenvalerate
         
 
CHEMICAL NAME: (S)- a -cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate (IUPAC); (S)-cyano(3-phenoxyphenyl)methyl (S)-4-chloro- a -(1-methylethyl)benzeneacetate (CAS).
CAS NO.: 66230-04-4
CLASS: Pyrethroid
PROPERTIES: Asana* XL: Amber liquid. Specific gravity: 0.96. Boiling at 305-332¡ãF. Miscible and stable in up to equal volumes of nonvolatile refined vegetable oils. Sumi-alpha*: Molecular weight 419.9; Physical form at 23¡ãC, viscous liquid or solid; Brown in color; Specific gravity at 26¡ãC/4¡ãC, 1.26; Vapor pressure at 25¡ãC, 5 ¡Á 10-7 mm Hg. Soluble in acetone, chloroform, and xylene.
ACTION: Broad spectrum insecticide
USE: For blueberry and caneberry (Oregon and Washington); almond, apple, artichoke, beans (dry, snap), broccoli, cabbage, carrot, cauliflower, collard, corn, cotton, cucumber, eggplant, filbert, grain sorghum, kohlrabi (Texas), lentil, lettuce (head), melon, mustard greens, peanut, pear, peas (dry, green), pecan, pepper, potato, pumpkin, radish, soybean, squash (summer, winter), sugar beets, sugarcane, sunflower, stone fruit, tomato, walnut. Noncrop (excluding public lands such as forests, parks, recreational areas), Christmas tree plantings, conifer seed orchards, conifer plantations, forest tree nurseries
FORMULATIONS: Emulsifiable concentrate, flowable, ULV
SOLUBILITY (IN WATER): Asana* XL: Good emulsibility (0.025 lb. ai/gal.) in soft water (32 ppm as CaCo3 ), medium hard water (342 ppm as CaCo3 ), hard water (900 ppm as CaCo3 ). Sumi-alpha*: Insoluble in water.
TOXICITY: Asana* XL: (Rat): Oral LD50 458 mg/kg. (Rabbit): Dermal LD50 >2000 mg/kg. Sumi-alpha*: (Rat): Oral LD50 325 mg/kg. Dermal LD50 >5000 mg/kg.
TOXICITY CLASS: II
HANDLING/STORAGE CAUTIONS: Avoid contact with mouth, eyes, and skin. Store in original containers away from food and animal feed
   
         
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