Permethrin
Revision as of 06:11, 24 July 2013 by (username removed)
Description
A synthetic pyrethroid insecticide. Permethrin is stable to light. Compared to other insecticides, pyrethrins have low toxicity to mammals. They break down fairly rapidly at leave no harmful residues. Permethrin is used for ticks, flies, bees, lice, and spiders. Some insect repellents also contain permethrin.
Synonyms and Related Terms
[(3-phenoxyphenyl)methyl-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate]; Constrain; Nix; Ambush; Eksmin; Talcord; 3-phenoxybenzyl (1RS)-cis-trans-3-(2,2-dichlorovinyl)-2,2-dimethylcyclopropanecarboxylate
Other Properties
Soluble in most organic solvents. Insoluble in water.
| Composition | C21H20Cl2O3 |
|---|---|
| CAS | 52645-53-1 |
| Melting Point | 35 |
| Density | 1.190-1.272 |
| Molecular Weight | mol. wt. = 391.3 |
| Boiling Point | 200 |
Hazards and Safety
Mildly irritating to skins and eyes.
International Chemical Safety Card
Authority
- Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
- Marie Svoboda, Conservation Survey Index, unpublished, 1997
- The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 7321
- Wikipedia, the free encyclopedia, at http://www.wikipedia.com Comment: http://en.wikipedia.org/wiki/Permethrin (Accessed Mar. 20, 2006)