Isobutyric acid isopropyl ester
[CAS# 617-50-5]

Identification

• Classification: Flavors and spices >> Synthetic spice >> Carboxylic acid and ester perfume >> Aromatic carboxylic acid ester
• Name: Isobutyric acid isopropyl ester
• Synonyms: Isopropyl 2-methylpropanoate; Isopropyl isobutyrate
• Molecular Formula: C₇H₁₄O₂
• Molecular Weight: 130.18
• CAS Registry Number: 617-50-5
• EC Number: 210-517-5

Properties

• Solubility: Slightly soluble (4.9 g/L) (25 ºC), Calc.^*
• Density: 0.877±0.06 g/cm³ (20 ºC 760 Torr), Calc.^*
• Boiling point: 131-132 ºC^**
• Refractive index: 1.3922 (589.3 nm 25 ºC)^**
• Flash point: 17.6±5.4 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2017 ACD/Labs)

^** Sumrell, Gene; Journal of the American Chemical Society 1956, V78, P5573-5.

Safety Data

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Flammable liquids	Flam. Liq.	2	H225