CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Cyhalothrin is a colorless solid. Insoluble in water. Used as a wide spectrum insecticide. |
|---|---|
| Color/Form | Viscous liquid yellow-brown |
| Odor | Mild |
| Boiling Point | Does not boil at atmospheric pressure |
| Melting Point | Below 10 °C |
| Solubility | In acetone, dichloromethane, methanol, diethyl ether, ethyl acetate, hexane, toluene, all >500 g/L (20 °C) |
| Density | 1.25 at 25 °C |
| Vapor Pressure | 0.00000001 [mmHg] |
| LogP | log Kow = 6.8 |
| Stability/Shelf Life | Stable to decomp & cis-trans isomerization for at least 4 yr in the dark at 50 °C. Stable to light; loss on storage in the light is < 10% in 20 months. Decomposes at 275 °C. Slowly hydrolyzed by water in sunlight at pH 7-9, more rapidly at pH >9. |
| Decomposition | HAZARDOUS DECOMPOSITION PRODUCTS: Carbon monoxide, hydrogen chloride, hydrogen fluoride, nitrogen oxides, hydrogen cyanide, and various chlorinated and fluorinated organic compounds. /Declare Insecticide, 14.4 % gamma-Cyhalothrin/ |
| Refractive Index | Index of refraction: 1.534 at 24 °C/D |
| Kovats Retention Index | 2579.6 2552.2 2574 2516.3 2536.2 2571.5 2572 2574 2596 2597 |
| Other Experimental Properties | Yellow to brown viscous oil /Technical cyhalothrin/ |
| Chemical Classes | Pesticides -> Pyrethrins/Pyrethroids |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Flammables GHS02  Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H225:Flammable liquids H302:Acute toxicity,oral H312:Acute toxicity,dermal H319:Serious eye damage/eye irritation H332:Acute toxicity,inhalation H412:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 449.8 g/mol |
|---|---|
| XLogP3 | 6.1 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 7 |
| Exact Mass | 449.1005556 g/mol |
| Monoisotopic Mass | 449.1005556 g/mol |
| Topological Polar Surface Area | 59.3 Ų |
| Heavy Atom Count | 31 |
| Formal Charge | 0 |
| Complexity | 736 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 3 |
| Defined Bond Stereocenter Count | 1 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Cyhalothrin is a colorless solid. Insoluble in water. Used as a wide spectrum insecticide.