Product Name Ethyl butyrate, Ethyl butanoate CAS No. 105-54-4 Chemical formula C6H12O2 Purity 98.28%min Appearance Colorless to pale yellow liquid with banana-pineapple sweet odor Acid value ≤1.0 Heavy metal(Pb) ≤0.001% As value ≤0.0002% Density 25°C 0.870-0.878 Melting point -93°C Boiling point 120°C Flashing point 25°C Refractive index 1.391-1.394