Butyl isovalerate
[CAS# 109-19-3]

Identification

• Classification: Flavors and spices >> Synthetic spice >> Carboxylic acid and ester perfume >> Aromatic carboxylic acid ester
• Name: Butyl isovalerate
• Synonyms: Butyl 3-methylbutanoate
• Molecular Formula: C₉H₁₈O₂
• Molecular Weight: 158.24
• CAS Registry Number: 109-19-3
• EC Number: 203-654-7
• FEMA: 2218

Properties

• Density: 0.858
• Boiling point: 175 °C
• Refractive index: 1.409
• Flash point: 145 °F

Safety Data

• Hazard Symbols: Xi
• Risk Statements: R36/37/38
• Safety Statements: S26;S36

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	3	H226
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Specific target organ toxicity - single exposure	STOT SE	3	H335
Chronic hazardous to the aquatic environment	Aquatic Chronic	2	H411
Flammable liquids	Flam. Liq.	2	H226
Skin sensitization	Skin Sens.	1	H317