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66230-04-4

Name Esfenvalerate
CAS 66230-04-4
EINECS(EC#) 613-911-9
Molecular Formula C25H22ClNO3
MDL Number MFCD00203302
Molecular Weight 419.9
MOL File 66230-04-4.mol

Chemical Properties

Appearance Viscous yellow or amber liquid or white or amber crystalline solid.
Melting point  59°C
alpha  D25 -15.0° (c = 2.0 in CH3OH)
Boiling point  151-167°C
density  d2323 1.163
vapor pressure  2×10-7 Pa (25 °C)
refractive index  1.6500 (estimate)
storage temp.  0-6°C
solubility  DMSO : 100 mg/mL (238.15 mM; Need ultrasonic)
form  neat
Water Solubility  0.002 mg l-1 (25 °C)
color  White to light yellow
BRN  4275674
LogP 6.220
CAS DataBase Reference 66230-04-4(CAS DataBase Reference)
NIST Chemistry Reference Benzeneacetic acid, 4-chloro-«alpha»-(1-methylethyl)-, cyano (3-phenoxyphenyl)methyl ester,(s-(r*,r*))-(66230-04-4)
EPA Substance Registry System 66230-04-4(EPA Substance)

Safety Data

Hazard Codes  T;N,N,T
Risk Statements 
R23/25:Toxic by inhalation and if swallowed .
R43:May cause sensitization by skin contact.
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
Safety Statements 
S24:Avoid contact with skin .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S60:This material and/or its container must be disposed of as hazardous waste .
S61:Avoid release to the environment. Refer to special instructions safety data sheet .
RIDADR  UN 2811
WGK Germany  3
RTECS  CY1576367
HazardClass  6.1(b)
PackingGroup  III
HS Code  29269090
Hazardous Substances Data 66230-04-4(Hazardous Substances Data)
Toxicity
LC50 (96-hour) for fathead minnows 0.69 mg/L (Worthing and Hance, 1991); acute oral LD50 for rats 75 mg/kg (Hartley and Kidd, 1987).

Hazard Information

Material Safety Data Sheet(MSDS)

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