Esfenvalerate
[CAS 66230-04-4]

Identification

• Classification: Chemical pesticide >> Insecticide >> Pyrethroid insecticide
• Name: Esfenvalerate
• Synonyms: Cyano-3-phenoxybenzyl (S)-2-(4-chlorophenyl)-3-methylbutyrate
• Molecular Formula: C₂₅H₂₂ClNO₃
• Molecular Weight: 419.91
• CAS Registry Number: 66230-04-4
• EC Number: 613-911-9

Properties

• Melting point: 59 °C
• Boiling point: 151-167 °C

Safety Data

• Hazard Symbols: GHS06;GHS08;GHS09 Danger
• Risk Statements: H331-H301-H370
• Safety Statements: S24;S36/37/39;S45;S60;S61

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Skin sensitization	Skin Sens.	1	H317
Acute toxicity	Acute Tox.	3	H331
Acute toxicity	Acute Tox.	3	H301
Chronic hazardous to the aquatic environment	Aquatic Chronic	1	H410
Acute hazardous to the aquatic environment	Aquatic Acute	1	H400
Specific target organ toxicity - repeated exposure	STOT RE	2	H373
Specific target organ toxicity - single exposure	STOT SE	1	H370
Specific target organ toxicity - single exposure	STOT SE	3	H335
Eye irritation	Eye Irrit.	2	H319

• Transport Information: UN 2811