Chemical Properties of Octanoic acid (CAS 124-07-2)

Octanoic acid

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InChI
InChI=1S/C8H16O2/c1-2-3-4-5-6-7-8(9)10/h2-7H2,1H3,(H,9,10)
InChI Key
WWZKQHOCKIZLMA-UHFFFAOYSA-N
Formula
C8H16O2
SMILES
CCCCCCCC(=O)O
Molecular Weight1
144.21
CAS
124-07-2
Other Names
  • 1-Heptanecarboxylic acid
  • 1-Octanoic acid
  • C-8 Acid
  • Caprylic acid
  • Emery 657
  • Enantic acid
  • Heptane-1-carboxylic acid
  • Hexacid 898
  • Kyselina kaprylova
  • Lunac 8-95
  • NSC 5024
  • Neo-Fat 8
  • Octic acid
  • Octoic acid
  • Octylic acid
  • Prifac 2901
  • Prifrac 2901
  • n-Caprylic acid
  • n-Octanoic acid
  • n-Octoic acid
  • n-Octylic acid
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Physical Properties

Property Value Unit Source
Δcliquid [-4799.90; -4797.92] kJ/mol Show Hide
Δcliquid -4799.90 ± 0.80 kJ/mol NIST
Δcliquid -4797.92 ± 0.54 kJ/mol NIST
Δf -249.26 kJ/mol Joback Calculated Property
Δfgas [-556.60; -554.00] kJ/mol Show Hide
Δfgas -554.50 ± 1.30 kJ/mol NIST
Δfgas -556.60 kJ/mol NIST
Δfgas -554.00 ± 1.10 kJ/mol NIST
Δfgas -556.60 ± 1.10 kJ/mol NIST
Δfliquid [-636.89; -634.80] kJ/mol Show Hide
Δfliquid -634.80 ± 0.80 kJ/mol NIST
Δfliquid -636.89 ± 0.54 kJ/mol NIST
Δfus 22.16 kJ/mol Joback Calculated Property
Δsub 113.00 ± 6.00 kJ/mol NIST
Δvap [80.30; 82.90] kJ/mol Show Hide
Δvap 81.00 ± 0.60 kJ/mol NIST
Δvap 81.20 kJ/mol NIST
Δvap 82.90 ± 1.00 kJ/mol NIST
Δvap 82.90 ± 1.00 kJ/mol NIST
Δvap 80.30 kJ/mol NIST
log10WS -2.30 Aq. Sol...
logPoct/wat 2.432 Crippen Calculated Property
McVol 131.020 ml/mol McGowan Calculated Property
Pc [2565.44; 2869.00] kPa Show Hide
Pc 2640.00 kPa KDB
Pc 2869.00 ± 60.00 kPa NIST
Pc 2700.00 ± 250.00 kPa NIST
Pc 2565.44 ± 90.00 kPa NIST
Inp [196.60; 1226.00]   Show Hide
Inp 1175.00 NIST
Inp 1165.00 NIST
Inp 1194.00 NIST
Inp 1197.00 NIST
Inp 1191.00 NIST
Inp 1203.00 NIST
Inp 1200.00 NIST
Inp 1178.00 NIST
Inp 1182.00 NIST
Inp 1175.90 NIST
Inp 1190.00 NIST
Inp 1154.00 NIST
Inp 1186.00 NIST
Inp 1156.00 NIST
Inp 1156.00 NIST
Inp 1186.00 NIST
Inp 1183.00 NIST
Inp 1180.00 NIST
Inp 1178.00 NIST
Inp 1193.00 NIST
Inp 1187.00 NIST
Inp 1179.00 NIST
Inp 1170.00 NIST
Inp 1167.00 NIST
Inp 1180.00 NIST
Inp 1192.00 NIST
Inp 1190.00 NIST
Inp 1166.00 NIST
Inp 1183.00 NIST
Inp 1182.00 NIST
Inp 1186.00 NIST
Inp 1181.00 NIST
Inp 1188.00 NIST
Inp 1169.50 NIST
Inp 1201.70 NIST
Inp 1169.00 NIST
Inp 1180.00 NIST
Inp 1180.00 NIST
Inp 1162.00 NIST
Inp 1187.00 NIST
Inp 1187.00 NIST
Inp 1184.00 NIST
Inp 1142.00 NIST
Inp 1176.00 NIST
Inp 1178.00 NIST
Inp 1174.00 NIST
Inp 1174.00 NIST
Inp 1190.00 NIST
Inp 1179.00 NIST
Inp 1170.00 NIST
Inp 1176.00 NIST
Inp 1226.00 NIST
Inp 1180.00 NIST
Inp 1182.00 NIST
Inp 1179.00 NIST
Inp 1166.00 NIST
Inp 1203.00 NIST
Inp 1203.00 NIST
Inp 1180.00 NIST
Inp 1192.00 NIST
Inp 1160.00 NIST
Inp 1158.00 NIST
Inp 1218.00 NIST
Inp 1171.00 NIST
Inp 1182.00 NIST
Inp 1185.00 NIST
Inp 1185.00 NIST
Inp 1179.00 NIST
Inp 1199.00 NIST
Inp 1156.00 NIST
Inp 1169.00 NIST
Inp 1167.00 NIST
Inp 1180.00 NIST
Inp 1186.00 NIST
Inp 1183.00 NIST
Inp 1186.00 NIST
Inp 1165.00 NIST
Inp 1150.00 NIST
Inp 1214.00 NIST
Inp 1165.00 NIST
Inp 1162.00 NIST
Inp 1189.00 NIST
Inp 1189.00 NIST
Inp 1177.00 NIST
Inp 1183.00 NIST
Inp 1158.00 NIST
Inp 1209.00 NIST
Inp 1157.00 NIST
Inp 1180.00 NIST
Inp 1152.00 NIST
Inp 1172.00 NIST
Inp 1157.00 NIST
Inp 1173.00 NIST
Inp 1181.00 NIST
Inp 1173.00 NIST
Inp 1147.00 NIST
Inp 1175.00 NIST
Inp 1166.00 NIST
Inp 1174.00 NIST
Inp 1170.00 NIST
Inp 1201.00 NIST
Inp 1188.00 NIST
Inp 1164.00 NIST
Inp 1189.00 NIST
Inp 1161.00 NIST
Inp 1180.00 NIST
Inp 1164.00 NIST
Inp 1197.00 NIST
Inp 1200.00 NIST
Inp 1161.00 NIST
Inp 1161.00 NIST
Inp 1200.00 NIST
Inp 1180.00 NIST
Inp 1175.00 NIST
Inp 1179.00 NIST
Inp 1175.00 NIST
Inp 1200.00 NIST
Inp 1179.00 NIST
Inp 1179.00 NIST
Inp 1190.00 NIST
Inp 1200.00 NIST
Inp 1200.00 NIST
Inp 1180.00 NIST
Inp 1188.00 NIST
Inp 1157.00 NIST
Inp 1153.00 NIST
Inp 1172.00 NIST
Inp 1158.00 NIST
Inp 1175.00 NIST
Inp 1175.00 NIST
Inp 1180.00 NIST
Inp 1170.00 NIST
Inp Outlier 198.43 NIST
Inp Outlier 196.60 NIST
I [2011.00; 2106.00]   Show Hide
I 2070.00 NIST
I 2050.00 NIST
I 2046.00 NIST
I 2055.00 NIST
I 2028.00 NIST
I 2067.00 NIST
I 2039.00 NIST
I 2050.00 NIST
I 2070.00 NIST
I 2072.00 NIST
I 2086.00 NIST
I 2089.00 NIST
I 2060.00 NIST
I 2038.00 NIST
I 2024.00 NIST
I 2068.00 NIST
I Outlier 2013.00 NIST
I 2051.00 NIST
I 2084.00 NIST
I 2052.00 NIST
I 2068.00 NIST
I 2083.00 NIST
I 2052.00 NIST
I 2068.00 NIST
I 2022.00 NIST
I 2030.00 NIST
I 2069.00 NIST
I 2072.00 NIST
I 2046.00 NIST
I 2034.00 NIST
I 2083.00 NIST
I 2045.00 NIST
I 2068.00 NIST
I 2054.00 NIST
I 2034.00 NIST
I 2091.00 NIST
I 2082.00 NIST
I 2075.00 NIST
I 2030.00 NIST
I 2044.00 NIST
I 2042.00 NIST
I 2048.00 NIST
I 2028.00 NIST
I 2069.00 NIST
I 2022.00 NIST
I 2065.00 NIST
I 2084.00 NIST
I 2083.00 NIST
I 2083.00 NIST
I Outlier 2106.00 NIST
I 2061.00 NIST
I 2083.00 NIST
I 2083.00 NIST
I 2083.00 NIST
I 2033.00 NIST
I 2059.00 NIST
I 2060.00 NIST
I 2062.00 NIST
I 2062.00 NIST
I 2048.00 NIST
I 2063.00 NIST
I 2075.00 NIST
I 2056.00 NIST
I 2050.00 NIST
I 2035.00 NIST
I 2039.00 NIST
I 2040.00 NIST
I 2035.00 NIST
I 2053.00 NIST
I 2034.00 NIST
I 2060.00 NIST
I 2060.00 NIST
I 2051.00 NIST
I 2060.00 NIST
I 2064.00 NIST
I 2072.00 NIST
I Outlier 2104.00 NIST
I 2060.00 NIST
I 2041.00 NIST
I 2066.00 NIST
I 2024.00 NIST
I 2067.00 NIST
I 2050.00 NIST
I 2039.00 NIST
I 2057.00 NIST
I 2050.00 NIST
I 2076.00 NIST
I 2086.00 NIST
I 2096.00 NIST
I 2098.00 NIST
I 2051.00 NIST
I 2050.00 NIST
I 2054.00 NIST
I 2068.00 NIST
I 2069.00 NIST
I 2067.00 NIST
I 2042.00 NIST
I 2075.00 NIST
I 2060.00 NIST
I 2060.00 NIST
I 2083.00 NIST
I 2050.00 NIST
I 2060.00 NIST
I 2091.00 NIST
I Outlier 2104.00 NIST
I 2049.00 NIST
I 2059.00 NIST
I 2084.00 NIST
I 2079.00 NIST
I 2047.00 NIST
I 2056.00 NIST
I 2085.00 NIST
I 2062.00 NIST
I 2070.00 NIST
I 2070.00 NIST
I 2076.00 NIST
I 2070.00 NIST
I 2098.00 NIST
I 2060.00 NIST
I 2075.00 NIST
I 2089.00 NIST
I 2068.00 NIST
I 2056.00 NIST
I 2058.00 NIST
I 2063.00 NIST
I 2097.00 NIST
I 2054.00 NIST
I 2064.00 NIST
I 2065.00 NIST
I 2046.00 NIST
I 2089.00 NIST
I 2096.00 NIST
I 2048.00 NIST
I 2047.00 NIST
I 2083.00 NIST
I 2083.00 NIST
I 2062.00 NIST
I 2044.00 NIST
I Outlier 2011.00 NIST
I 2047.00 NIST
I 2050.00 NIST
I 2047.00 NIST
I 2051.00 NIST
I 2035.00 NIST
I 2050.00 NIST
I 2067.00 NIST
I 2037.00 NIST
I 2037.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2060.00 NIST
I 2060.00 NIST
I 2065.00 NIST
I 2062.00 NIST
I 2050.00 NIST
I 2040.00 NIST
I 2023.00 NIST
I 2055.00 NIST
I 2040.00 NIST
I 2059.00 NIST
I 2063.00 NIST
I 2072.00 NIST
I 2022.00 NIST
I 2071.00 NIST
I 2075.00 NIST
I 2073.00 NIST
I 2096.00 NIST
I Outlier 2013.00 NIST
I Outlier 2014.00 NIST
I Outlier 2017.00 NIST
I 2085.00 NIST
I 2096.00 NIST
I Outlier 2013.00 NIST
I 2053.00 NIST
I 2031.00 NIST
I 2096.00 NIST
I Outlier 2013.00 NIST
I 2061.00 NIST
I Outlier 2011.00 NIST
I 2072.00 NIST
I Outlier 2011.00 NIST
I 2100.00 NIST
I 2070.00 NIST
I 2055.00 NIST
I 2064.00 NIST
I 2092.00 NIST
I 2096.00 NIST
I 2071.00 NIST
I 2053.00 NIST
I 2088.00 NIST
I 2069.00 NIST
I 2058.00 NIST
I 2084.00 NIST
I 2092.00 NIST
I 2051.00 NIST
I 2083.00 NIST
I 2050.00 NIST
I 2083.00 NIST
I 2087.00 NIST
I 2083.00 NIST
I 2021.00 NIST
I 2055.00 NIST
I 2032.00 NIST
I 2073.00 NIST
I 2097.00 NIST
I 2068.00 NIST
I 2036.00 NIST
I 2036.00 NIST
I 2063.00 NIST
I 2035.00 NIST
I 2038.00 NIST
I 2084.00 NIST
I 2022.00 NIST
I 2025.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2089.00 NIST
I 2072.00 NIST
I 2073.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2050.00 NIST
I 2049.00 NIST
I 2080.00 NIST
I 2084.00 NIST
I 2043.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2065.00 NIST
I 2050.00 NIST
I 2050.00 NIST
I 2084.00 NIST
I 2084.00 NIST
I 2024.00 NIST
I 2084.00 NIST
I 2051.00 NIST
I 2044.00 NIST
I 2066.00 NIST
I 2042.00 NIST
I 2091.00 NIST
I 2025.00 NIST
I 2076.00 NIST
I 2029.00 NIST
I 2072.00 NIST
I 2036.00 NIST
I 2046.00 NIST
I 2050.00 NIST
I 2060.00 NIST
I 2051.00 NIST
I 2052.00 NIST
I 2072.00 NIST
I 2068.00 NIST
I 2075.00 NIST
I 2028.00 NIST
I 2083.00 NIST
I 2062.00 NIST
I 2056.00 NIST
I 2035.00 NIST
Tboil 512.00 K KDB
Tc [693.00; 697.20] K Show Hide
Tc 695.00 K KDB
Tc 693.00 ± 1.00 K NIST
Tc 694.00 ± 1.50 K NIST
Tc 697.20 ± 3.00 K NIST
Tfus [289.40; 289.86] K Show Hide
Tfus 289.61 K Aq. Sol...
Tfus 289.40 K KDB
Tfus 289.86 K High pr...
Tfus 289.63 K The sol...
Ttriple 289.66 ± 0.02 K NIST
Vc 0.508 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [309.45; 368.11] J/mol×K [528.49; 697.39] Show Hide
Cp,gas 309.45 J/mol×K 528.49 Joback Calculated Property
Cp,gas 320.30 J/mol×K 556.64 Joback Calculated Property
Cp,gas 330.71 J/mol×K 584.79 Joback Calculated Property
Cp,gas 340.68 J/mol×K 612.94 Joback Calculated Property
Cp,gas 350.23 J/mol×K 641.09 Joback Calculated Property
Cp,gas 359.37 J/mol×K 669.24 Joback Calculated Property
Cp,gas 368.11 J/mol×K 697.39 Joback Calculated Property
Cp,liquid [297.92; 304.60] J/mol×K [298.15; 305.00] Show Hide
Cp,liquid 297.92 J/mol×K 298.15 NIST
Cp,liquid 304.60 J/mol×K 305.00 NIST
η [0.0001480; 0.0161114] Pa×s [290.67; 528.49] Show Hide
η 0.0161114 Pa×s 290.67 Joback Calculated Property
η 0.0046128 Pa×s 330.31 Joback Calculated Property
η 0.0017266 Pa×s 369.94 Joback Calculated Property
η 0.0007817 Pa×s 409.58 Joback Calculated Property
η 0.0004070 Pa×s 449.22 Joback Calculated Property
η 0.0002356 Pa×s 488.85 Joback Calculated Property
η 0.0001480 Pa×s 528.49 Joback Calculated Property
ΔfusH [21.38; 21.38] kJ/mol [289.50; 289.70] Show Hide
ΔfusH 21.38 kJ/mol 289.50 NIST
ΔfusH 21.38 kJ/mol 289.70 NIST
ΔvapH [66.60; 85.30] kJ/mol [290.00; 465.50] Show Hide
ΔvapH 80.00 kJ/mol 290.00 NIST
ΔvapH 85.30 kJ/mol 313.50 NIST
ΔvapH 79.80 ± 0.60 kJ/mol 320.00 NIST
ΔvapH 70.00 kJ/mol 407.00 NIST
ΔvapH 74.40 kJ/mol 436.00 NIST
ΔvapH 66.60 kJ/mol 465.50 NIST
ρl [799.20; 910.30] kg/m3 [290.30; 427.70] Show Hide
ρl 910.30 kg/m3 290.30 Density...
ρl 906.02 kg/m3 298.15 Excess ...
ρl 906.00 kg/m3 298.15 Liquid-...
ρl 910.00 kg/m3 298.15 Physico...
ρl 898.20 kg/m3 308.00 Density...
ρl 885.90 kg/m3 323.10 Density...
ρl 873.80 kg/m3 338.10 Density...
ρl 861.80 kg/m3 353.10 Density...
ρl 849.70 kg/m3 367.80 Density...
ρl 837.20 kg/m3 383.10 Density...
ρl 824.60 kg/m3 398.10 Density...
ρl 812.30 kg/m3 412.90 Density...
ρl 799.20 kg/m3 427.70 Density...
ΔfusS 73.90 J/mol×K 289.50 NIST

Pressure Dependent Properties

Property Value Unit Pressure (kPa) Source
Tboil 417.19 K 3.47 Improvi...

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.65] kPa [396.74; 537.04] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.55313e+01
Coefficient B-4.35069e+03
Coefficient C-1.11329e+02
Temperature range, min.396.74
Temperature range, max.537.04
Pvap 1.33 kPa 396.74 Calculated Property
Pvap 2.94 kPa 412.33 Calculated Property
Pvap 5.98 kPa 427.92 Calculated Property
Pvap 11.40 kPa 443.51 Calculated Property
Pvap 20.51 kPa 459.10 Calculated Property
Pvap 35.08 kPa 474.68 Calculated Property
Pvap 57.41 kPa 490.27 Calculated Property
Pvap 90.37 kPa 505.86 Calculated Property
Pvap 137.42 kPa 521.45 Calculated Property
Pvap 202.65 kPa 537.04 Calculated Property
Pvap [1.52e-04; 2722.85] kPa [289.65; 692.00] KDB Vap... Show Hide
Equationln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A2.33561e+02
Coefficient B-1.92069e+04
Coefficient C-3.12560e+01
Coefficient D1.35849e-05
Temperature range, min.289.65
Temperature range, max.692.00
Pvap 1.52e-04 kPa 289.65 Calculated Property
Pvap 0.02 kPa 334.36 Calculated Property
Pvap 0.47 kPa 379.06 Calculated Property
Pvap 4.97 kPa 423.77 Calculated Property
Pvap 28.09 kPa 468.47 Calculated Property
Pvap 105.04 kPa 513.18 Calculated Property
Pvap 296.88 kPa 557.88 Calculated Property
Pvap 694.32 kPa 602.59 Calculated Property
Pvap 1431.57 kPa 647.29 Calculated Property
Pvap 2722.85 kPa 692.00 Calculated Property

Similar Compounds

Docosanoic acid. Dodecanoic acid. Octadecanoic acid. Eicosanoic acid. Heptadecanoic acid. n-Hexadecanoic acid. Nonadecanoic acid. Nonanoic acid. Undecanoic acid. Pentadecanoic acid. Tricosanoic acid. n-Decanoic acid. Octacosanoic acid. Hexacosanoic acid. Tetradecanoic acid.

Find more compounds similar to Octanoic acid.

Mixtures

Sources

Note: Cheméo is only indexing the data, follow the source links to retrieve the latest data. The source is also providing more information like the publication year, authors and more. Take the time to validate and double check the source of the data.
Outlier This icon means that the value is more than 2 standard deviations away from the property mean.