Chemical Properties of Octadecanoic acid (CAS 57-11-4)

Octadecanoic acid

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InChI
InChI=1S/C18H36O2/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18(19)20/h2-17H2,1H3,(H,19,20)
InChI Key
QIQXTHQIDYTFRH-UHFFFAOYSA-N
Formula
C18H36O2
SMILES
CCCCCCCCCCCCCCCCCC(=O)O
Molecular Weight1
284.48
CAS
57-11-4
Other Names
  • 1-Heptadecanecarboxylic acid
  • Adeka Fatty Acid SA 910
  • Barolub FTA
  • Century 1210
  • Century 1220
  • Century 1224
  • Century 1230
  • Century 1240
  • Cetylacetic acid
  • Dar-chem 14
  • Edenor C18
  • Emersol 120
  • Emersol 132
  • Emersol 150
  • Emersol 153
  • Emersol 6349
  • Formula 300
  • Glycon DP
  • Glycon S-70
  • Glycon S-80
  • Glycon S-90
  • Glycon TP
  • Groco 54
  • Groco 55
  • Groco 55L
  • Groco 58
  • Groco 59
  • Heptadecanecarboxylic acid
  • Humko Industrene R
  • Hy-phi 1199
  • Hy-phi 1205
  • Hy-phi 1303
  • Hy-phi 1401
  • Hydrofol 1895
  • Hydrofol Acid 150
  • Hydrofol Acid 1895
  • Hydrofol acid 1655
  • Hydrofol acid 1855
  • Hystrene 4516
  • Hystrene 5016
  • Hystrene 7018
  • Hystrene 7018 FG
  • Hystrene 80
  • Hystrene 9718
  • Hystrene 9718 NF FG
  • Hystrene S-97
  • Hystrene T-70
  • Industrene 4518
  • Industrene 5016
  • Industrene 7018 FG
  • Industrene 8718
  • Industrene 9018
  • Industrene R
  • Kam 1000
  • Kam 2000
  • Kam 3000
  • Kiri stearic acid
  • Loxiol G 20
  • Lunac S 20
  • Lunac S 40
  • NAA 173
  • Neo-Fat 18
  • Neo-Fat 18-53
  • Neo-Fat 18-54
  • Neo-Fat 18-55
  • Neo-Fat 18-59
  • Neo-Fat 18-S
  • Neo-fat 18-61
  • Octadecanoic acid (stearic acid)
  • PD 185
  • Pearl stearic
  • Prifac 2918
  • Pristerene 4904
  • Promulsin
  • Proviscol wax
  • SA 400 (fatty acid)
  • Stearex
  • Stearex Beads
  • Stearic acid
  • Stearophanic acid
  • Steric acid
  • Tegostearic 254
  • Tegostearic 255
  • Tegostearic 272
  • Tsubaki
  • Vanicol
  • Vis-Plus
  • WO 2 (fatty acid)
  • n-Octadecanoic acid
  • n-Octadecylic acid
Sources

Physical Properties

Property Value Unit Source
Δcliquid -11280.10 ± 1.90 kJ/mol NIST
Δcliquid -11336.80 ± 2.10 kJ/mol NIST
Δcsolid [-11316.00; -11271.00] kJ/mol Show Hide
Δcsolid -11290.79 kJ/mol NIST
Δcsolid -11271.00 ± 13.00 kJ/mol NIST
Δcsolid -11316.00 ± 11.00 kJ/mol NIST
Δcsolid -11298.00 kJ/mol NIST
Δf -165.06 kJ/mol Joback Calculated Property
Δfgas -819.10 ± 5.50 kJ/mol NIST
Δfliquid -947.20 ± 2.20 kJ/mol NIST
Δfsolid -912.00 ± 11.00 kJ/mol NIST
Δfus 48.06 kJ/mol Joback Calculated Property
Δsub 204.00 ± 9.00 kJ/mol NIST
Δvap 79.09 kJ/mol Joback Calculated Property
logPoct/wat 6.33 Crippen Calculated Property
Pc 1326.58 ± 85.00 kPa NIST
Ptriple 0.00 ± 0.00 kPa NIST
solid,1 bar 435.60 J/mol×K NIST
Tboil 634.20 K NIST
Tboil 631.15 ± 5.00 K NIST
Tc 805.09 ± 3.50 K NIST
Tfus [332.00; 346.00] K Show Hide
Tfus 342.30 ± 0.20 K NIST
Tfus 342.50 ± 0.20 K NIST
Tfus 339.35 ± 0.20 K NIST
Tfus 342.75 ± 0.30 K NIST
Tfus Outlier 346.00 ± 2.00 K NIST
Tfus 339.30 ± 0.30 K NIST
Tfus 339.30 ± 0.40 K NIST
Tfus 339.30 ± 0.40 K NIST
Tfus 339.30 ± 0.40 K NIST
Tfus 339.30 ± 0.40 K NIST
Tfus 339.30 ± 0.40 K NIST
Tfus 339.30 ± 0.40 K NIST
Tfus 342.00 ± 2.00 K NIST
Tfus 341.00 ± 2.00 K NIST
Tfus 342.00 ± 2.00 K NIST
Tfus 342.00 ± 2.00 K NIST
Tfus 342.00 ± 2.00 K NIST
Tfus 342.00 ± 2.00 K NIST
Tfus 342.00 ± 2.00 K NIST
Tfus 342.60 ± 0.05 K NIST
Tfus 342.45 ± 0.30 K NIST
Tfus 342.45 ± 0.30 K NIST
Tfus 342.40 ± 0.60 K NIST
Tfus 341.70 ± 0.80 K NIST
Tfus 342.00 ± 2.00 K NIST
Tfus Outlier 332.00 ± 2.00 K NIST
Tfus 342.50 ± 0.50 K NIST
Tfus 342.60 ± 0.80 K NIST
Tfus 340.85 ± 1.00 K NIST
Tfus 341.53 ± 0.30 K NIST
Tfus 337.15 ± 0.50 K NIST
Tfus 342.00 ± 3.00 K NIST
Ttriple 342.49 ± 0.02 K NIST
Ttriple 341.85 ± 0.50 K NIST
Ttriple 342.65 ± 0.01 K NIST
Vc 1.07 m3/kg-mol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas 835.45 J/mol×K 757.29 Joback Calculated Property
Cp,solid 501.55 J/mol×K 298.15 NIST
Cp,solid 561.90 J/mol×K 298.15 NIST
η 0.00 Pa×s 757.29 Joback Calculated Property
ΔfusH [50.93; 68.45] kJ/mol [326.10; 344.10] Show Hide
Plot of Enthalpy of fusion at a given temperature.
ΔfusH 64.64 kJ/mol 326.1 NIST
ΔfusH 60.40 kJ/mol 338.3 NIST
ΔfusH 50.93 kJ/mol 340.2 NIST
ΔfusH 61.21 kJ/mol 342.5 NIST
ΔfusH 61.21 kJ/mol 342.5 NIST
ΔfusH 68.45 kJ/mol 342.65 NIST
ΔfusH 61.30 kJ/mol 342.75 NIST
ΔfusH 63.20 kJ/mol 342.8 NIST
ΔfusH 57.80 kJ/mol 344.1 NIST
ΔsubH [158.00; 167.00] kJ/mol [300.00; 335.50] Show Hide
ΔsubH 158.50 kJ/mol 300.0 NIST
ΔsubH 158.00 kJ/mol 307.5 NIST
ΔsubH 167.00 ± 4.20 kJ/mol 330.89 NIST
ΔsubH 166.50 ± 4.20 kJ/mol 335.5 NIST
ΔvapH [79.80; 124.30] kJ/mol [377.50; 553.00] Show Hide
ΔvapH 118.90 ± 2.00 kJ/mol 377.5 NIST
ΔvapH 124.30 kJ/mol 382.0 NIST
ΔvapH 79.80 kJ/mol 515.0 NIST
ΔvapH 100.60 kJ/mol 553.0 NIST
ΔfusS 198.00 J/mol×K 326.1 NIST
ΔfusS 1998.00 J/mol×K 342.65 NIST
ΔfusS 178.80 J/mol×K 342.75 NIST

Molecular Descriptors

Joback and Reid Groups
-CH2- 16
>C=O (nonring) 1
-OH (alcohol) 1
-CH3 1

Similar Compounds

lead(2+) heptadecanoate. Lead(II) pentadecanoate. Octanoic acid. Cadmium(II) n-tetradecanoate. lead(2+) octanoate. Nonadecanoic acid. Docosanoic acid. Hexacosanoic acid. Hexadecanoic acid. Barium tridecanoate. 10-Hydroxydecanoic acid. Cadmium(II) n-octadecanoate. Pentadecanoic acid. Tetradecanedioic acid. Triacontanoic acid.

Find more compounds similar to Octadecanoic acid.

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