Database Results

Page 15 of 1850 compounds

sec-butyl ether Structure

sec-butyl ether

Acyclic ethers

CAS Number

6863-58-7

SMILES String

CCC(C)OC(C)CC

Chemical Properties

Property Measured Predicted
Research Octane Number (-) - 77.56
Motor Octane Number (-) - 77.09
Cetane Number (-) 12.92 18.74
Derived Cetane Number (-) - 47.07
Yield Sooting Index (-) 54 52.24
Upper Flammability Limit (vol.%) - 6.974
Lower Flammability Limit (vol.%) 0.9 0.9991
Lower Heating Value (kJ/mol) -4923 -4922

Physical Properties

Property Measured Predicted
Density (g/cm3@15~30°C) 0.756 0.7529
Boiling Point (°C) - 136.3
Melting Point (°C) 121.9 -32.23
Viscosity (mPa*s@20°C) - 0.5872
Enthalpy of Vaporization (kJ/mol@25°C) 40.84 43.75
Standard Enthalpy of Formation (kJ/mol@25°C) - -398.5
Vapor Pressure (kPa@25°C) - 1.824
Surface Tension (dyne/cm@25°C) - 22.7
Flash Point (°C) 15 18.32
Page 15 of 1850