Other names include 1-Isocyanatobutane, Butane, 1-isocyanato, n-butyl isocyanate, 1-Butyl isocyanate, and Isocyanic Acid Butyl Ester.

CAS no: 111-36-4

Properties

Generic Properties

PropertyValueUnit
Chemical FormulaC5H9NO-
Molecular Weight99.133-
Heat of Combustion25360.9kJ/kg

Critical Properties

PropertyValueUnit
Critical Temperature568K
Critical Pressure34.4bar
Critical Volume360cm3/mol
Critical Density0.2754g/cm3
Critical Z0.262-
Accentric Factor0.415-

Temperature Dependent Properties

Specific Heat

The specific heat at constant pressure can be calculated with the formula:

ConstantGasLiquidSolid
A25.16243.0885
B0.319730.998020.50193
C0.0000351-0.0028025-
D-1.703E-073.7744E-06-
E5.8493E-11--
T min(K)298266149
T max(K)1100478250

Heat of Formation

The heat of formation can be calculated with the formula:

ConstantValue
A-99.346
B-0.10944
C0.000055955
T min(K)298.15
T max (K)1000

Viscosity

The viscosity can be calculated with the formula:

For liquid

For Gas

ConstantGasLiquid
A-10.724-8.191
B0.27281139.5
C-0.0000455470.0193
D--0.00001899
T min(K)250426
T max(K)1000539.6

Heat of Vaporization

The heat of vaporization can be calculated with the formula:

ConstantValue
A56.246
n0.388
T min(K)193
T max(K)568

Thermal Conductivity

The thermal conductivity can be calculated with the formula:

ConstantGasLiquid
A-0.00900380.2072
B0.000055459-0.0001594
C2.8408E-08-2.2436E-07
T min(K)25030
T max(K)1000498

Liquid Density

The Liquid Density can be calculated with the Equation:

ConstantValue
A0.2754
B0.2071
n0.412
T min(K)193
T max(K)568

Diffusion Coefficient at Infinite Dilution in Water

The Diffusion Coefficient at Infinite Dilution in Water can be calculation:

ConstantValue
A-1.5256
B-1063.17
T min(K)274
T max(K)394

Diffusion Coefficient in Air

The Diffusion Coefficient in Air can be calculated with the Equation:

ConstantValue
A-0.0395
B0.0002344
C5.0044E-07
T min(K)200
T max(K)1000

Categories: B