CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | COLOURLESS-TO-WHITE CRYSTALS. |
|---|---|
| Color/Form | White crystalline solid |
| Boiling Point | 151-167 °C |
| Melting Point | 59-60.2 °C |
| Flash Point | 256 °C |
| Solubility | In xylene, acetone, chloroform, ethyl acetate, dimethylformamide, dimethyl sulfoxide >600, hexane 10-50, methanol 70-100 (all in g/kg, 25 °C) |
| Density | 1.26 (4-26 °C) |
| Vapor Pressure | 1.5X10-9 mm Hg at 25 °C |
| LogP | log Kow = 6.22 |
| Stability/Shelf Life | Pyrethrins ... /are/ stable for long periods in water-based aerosols where ... emulsifiers give neutral water systems. /Pyrethrins/ |
| Optical Rotation | Specific optical rotation: -15.0 deg at 25 °C/D (concentration by volume= 2.0 g in 100 ml methanol) |
| Decomposition | When heated to decomposition it emits toxic fumes of /sulfur oxides and hydrogen chloride/. |
| Kovats Retention Index | 2868.1 |
| Other Experimental Properties | Yellow-brown viscous liquid or solid at 23 °C /Technical/ |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Skull and Crossbones Acute Toxicity GHS06  Environment GHS09 |
| GHS Hazard Statements |
H317:Sensitisation, Skin H410:Hazardous to the aquatic environment, long-term hazard |
| Precautionary Statement Codes |
P273:Avoid release to the environment. P280:Wear protective gloves/protective clothing/eye protection/face protection. P302+P352:IF ON SKIN: wash with plenty of soap and water. |
COMPUTED DESCRIPTORS
| Molecular Weight | 419.9 g/mol |
|---|---|
| XLogP3 | 6.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 8 |
| Exact Mass | 419.1288213 g/mol |
| Monoisotopic Mass | 419.1288213 g/mol |
| Topological Polar Surface Area | 59.3 Ų |
| Heavy Atom Count | 30 |
| Formal Charge | 0 |
| Complexity | 586 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 2 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 1 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Esfenvalerate is a fenvalerate. It has a role as a pyrethroid ester insecticide and an agrochemical.