Chemical Properties of Heptane, 2,2,4,6,6-pentamethyl- (CAS 13475-82-6)

Heptane, 2,2,4,6,6-pentamethyl-

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InChI
InChI=1S/C12H26/c1-10(8-11(2,3)4)9-12(5,6)7/h10H,8-9H2,1-7H3
InChI Key
VKPSKYDESGTTFR-UHFFFAOYSA-N
Formula
C12H26
SMILES
CC(CC(C)(C)C)CC(C)(C)C
Molecular Weight1
170.33
CAS
13475-82-6
Other Names
  • 2,2,4,6,6-Pentamethylheptane
  • Permethyl 99A
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Physical Properties

Property Value Unit Source
Δf 53.40 kJ/mol Joback Calculated Property
Δfgas -313.79 kJ/mol Joback Calculated Property
Δfus 8.48 kJ/mol Joback Calculated Property
Δvap [48.97; 49.00] kJ/mol Show Hide
Δvap 48.97 kJ/mol NIST
Δvap 49.00 ± 0.20 kJ/mol NIST
log10WS -4.12 Crippen Calculated Property
logPoct/wat 4.495 Crippen Calculated Property
McVol 179.940 ml/mol McGowan Calculated Property
Pc 1851.52 kPa Joback Calculated Property
Inp [980.00; 1003.00]   Show Hide
Inp 990.00 NIST
Inp Outlier 980.00 NIST
Inp 990.00 NIST
Inp 997.00 NIST
Inp 996.00 NIST
Inp 999.00 NIST
Inp 997.00 NIST
Inp 985.00 NIST
Inp 994.00 NIST
Inp 990.04 NIST
Inp 992.84 NIST
Inp 994.39 NIST
Inp 987.85 NIST
Inp 990.16 NIST
Inp 992.02 NIST
Inp Outlier 1003.00 NIST
Inp 989.00 NIST
Inp 994.00 NIST
Inp 995.00 NIST
Inp 995.00 NIST
Inp 995.00 NIST
Inp 994.00 NIST
Inp 997.00 NIST
Inp 990.00 NIST
Inp 985.00 NIST
Inp 987.85 NIST
Inp Outlier 980.00 NIST
I [915.00; 957.00]   Show Hide
I 957.00 NIST
I 954.00 NIST
I 956.00 NIST
I 943.00 NIST
I 915.00 NIST
I 915.00 NIST
Tboil 467.06 K Joback Calculated Property
Tc 651.57 K Joback Calculated Property
Tfus [203.00; 206.23] K Show Hide
Tfus 206.18 ± 0.08 K NIST
Tfus 206.17 ± 0.07 K NIST
Tfus 206.23 ± 0.06 K NIST
Tfus 206.18 ± 0.06 K NIST
Tfus 206.23 ± 0.03 K NIST
Tfus 206.18 ± 0.08 K NIST
Tfus 206.23 ± 0.05 K NIST
Tfus 203.00 ± 3.00 K NIST
Tfus 203.20 ± 3.00 K NIST
Vc 0.679 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [411.05; 516.26] J/mol×K [467.06; 651.57] Show Hide
Cp,gas 411.05 J/mol×K 467.06 Joback Calculated Property
Cp,gas 431.10 J/mol×K 497.81 Joback Calculated Property
Cp,gas 450.08 J/mol×K 528.56 Joback Calculated Property
Cp,gas 468.04 J/mol×K 559.31 Joback Calculated Property
Cp,gas 485.02 J/mol×K 590.07 Joback Calculated Property
Cp,gas 501.08 J/mol×K 620.82 Joback Calculated Property
Cp,gas 516.26 J/mol×K 651.57 Joback Calculated Property
Cp,liquid [350.98; 350.98] J/mol×K [298.15; 298.15] Show Hide
Cp,liquid 350.98 J/mol×K 298.15 NIST
Cp,liquid 350.98 J/mol×K 298.15 NIST
η [0.0002036; 0.0280272] Pa×s [214.84; 467.06] Show Hide
η 0.0280272 Pa×s 214.84 Joback Calculated Property
η 0.0063015 Pa×s 256.88 Joback Calculated Property
η 0.0021558 Pa×s 298.91 Joback Calculated Property
η 0.0009608 Pa×s 340.95 Joback Calculated Property
η 0.0005113 Pa×s 382.99 Joback Calculated Property
η 0.0003083 Pa×s 425.02 Joback Calculated Property
η 0.0002036 Pa×s 467.06 Joback Calculated Property
ρl [685.40; 775.80] kg/m3 [253.15; 373.15] Show Hide
ρl 775.80 kg/m3 253.15 Density...
ρl 748.80 kg/m3 288.15 Density...
ρl 745.20 kg/m3 293.15 Density...
ρl 745.21 kg/m3 293.15 Density...
ρl 745.50 kg/m3 293.15 Density...
ρl 737.90 kg/m3 303.15 Density...
ρl 737.93 kg/m3 303.15 Density...
ρl 738.20 kg/m3 303.15 Density...
ρl 730.60 kg/m3 313.15 Density...
ρl 730.90 kg/m3 313.15 Density...
ρl 730.61 kg/m3 313.15 Density...
ρl 723.50 kg/m3 323.15 Density...
ρl 723.26 kg/m3 323.15 Density...
ρl 723.20 kg/m3 323.15 Density...
ρl 715.80 kg/m3 333.15 Density...
ρl 715.86 kg/m3 333.15 Density...
ρl 716.10 kg/m3 333.15 Density...
ρl 708.42 kg/m3 343.15 Density...
ρl 708.60 kg/m3 343.15 Density...
ρl 700.90 kg/m3 353.15 Density...
ρl 700.70 kg/m3 353.15 Density...
ρl 693.20 kg/m3 363.15 Density...
ρl 693.10 kg/m3 363.15 Density...
ρl 685.50 kg/m3 373.15 Density...
ρl 685.40 kg/m3 373.15 Density...
csound,fluid [1052.50; 1203.60] m/s [293.15; 333.15] Show Hide
csound,fluid 1203.60 m/s 293.15 Density...
csound,fluid 1164.80 m/s 303.15 Density...
csound,fluid 1126.70 m/s 313.15 Density...
csound,fluid 1089.30 m/s 323.15 Density...
csound,fluid 1052.50 m/s 333.15 Density...

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.64] kPa [332.18; 481.97] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.33897e+01
Coefficient B-3.15580e+03
Coefficient C-9.13150e+01
Temperature range, min.332.18
Temperature range, max.481.97
Pvap 1.33 kPa 332.18 Calculated Property
Pvap 3.11 kPa 348.82 Calculated Property
Pvap 6.54 kPa 365.47 Calculated Property
Pvap 12.65 kPa 382.11 Calculated Property
Pvap 22.76 kPa 398.75 Calculated Property
Pvap 38.55 kPa 415.40 Calculated Property
Pvap 62.03 kPa 432.04 Calculated Property
Pvap 95.49 kPa 448.68 Calculated Property
Pvap 141.45 kPa 465.33 Calculated Property
Pvap 202.64 kPa 481.97 Calculated Property

Similar Compounds

Nonane, 2,2,4,4,6,8,8-heptamethyl-. 1,1,3,3,5-Pentamethylcyclohexane. Cyclohexane, 1,1,3,5-tetramethyl-, trans-. Cyclohexane, 1,1,3,5-tetramethyl-, cis-. Heptane, 2,2,4-trimethyl-. 1,1,3,5-Tetramethylcyclohexane. Octadecane, 2,2,4,15,17,17-hexamethyl-7,12-bis(3,5,5-trimethylhexyl)-. Tridecane, 2,2,4,10,12,12-hexamethyl-7-(3,5,5-trimethylhexyl)-. 1,3,5-Trimethyladamantane. Heneicosane, 11-(2,2-dimethylpropyl)-. Hexane, 2,2,4-trimethyl-. Heptane, 2,4,4-trimethyl-. Cyclohexane, 1,1,3-trimethyl-. Heptane, 3,3,5-trimethyl-. Hexane, 4-ethyl-2,2-dimethyl-.

Find more compounds similar to Heptane, 2,2,4,6,6-pentamethyl-.

Mixtures

Sources

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Outlier This icon means that the value is more than 2 standard deviations away from the property mean.