Chemical Properties of Stearaldehyde (CAS 638-66-4)

Stearaldehyde

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InChI
InChI=1S/C18H36O/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h18H,2-17H2,1H3
InChI Key
FWWQKRXKHIRPJY-UHFFFAOYSA-N
Formula
C18H36O
SMILES
CCCCCCCCCCCCCCCCCC=O
Molecular Weight1
268.48
CAS
638-66-4
Other Names
  • 1-octadecanal
  • Octadecyl aldehyde
  • Stearaldehyde
  • Stearyl aldehyde
  • n-Octadecanal
Sources

Physical Properties

Property Value Unit Source
Δf 1.16 kJ/mol Joback Calculated Property
Δfgas -500.43 kJ/mol Joback Calculated Property
Δfus 44.66 kJ/mol Joback Calculated Property
Δvap 62.38 kJ/mol Joback Calculated Property
logPoct/wat 6.45 Crippen Calculated Property
Pc 1212.36 kPa Joback Calculated Property
Tboil 659.90 K Joback Calculated Property
Tc 824.47 K Joback Calculated Property
Tfus [311.00; 336.70] K Show Hide
Tfus 315.00 ± 3.00 K NIST
Tfus 317.00 ± 5.00 K NIST
Tfus 311.00 ± 4.00 K NIST
Tfus 336.70 ± 20.00 K NIST
Vc 1.06 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 756.78 J/mol×K 659.9 Joback Calculated Property
η 0.00 Pa×s 659.9 Joback Calculated Property
ΔvapH 75.70 kJ/mol 514.5 NIST

Molecular Descriptors

Joback and Reid Groups
-CH2- 16
-CH3 1
O=CH- (aldehyde) 1

Similar Compounds

TETRACOSANAL. Heptacosanal. Undecanal. Dodecanal. Triacontanal. Docosanal. Nonadecanal. Octanal. Octacosanal. Decanal. Icosanal. Tridecanal. Nonanal. Hexacosanal. Pentacosanal.

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