Chemical Properties of Pentane, 2,2,3,3-tetramethyl- (CAS 7154-79-2)

Pentane, 2,2,3,3-tetramethyl-

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InChI
InChI=1S/C9H20/c1-7-9(5,6)8(2,3)4/h7H2,1-6H3
InChI Key
QUKOJKFJIHSBKV-UHFFFAOYSA-N
Formula
C9H20
SMILES
CCC(C)(C)C(C)(C)C
Molecular Weight1
128.26
CAS
7154-79-2
Other Names
  • 2,2,3,3-Tetramethylpentane
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Physical Properties

Property Value Unit Source
ω 0.3030 KDB
AP 341.150 K KDB
Δcliquid -6121.60 ± 1.50 kJ/mol NIST
Δf 34.33 kJ/mol KDB
Δc,grossH 6121.61 kJ/mol KDB
Δc,netH 5681.496 kJ/mol KDB
Δfgas -237.40 kJ/mol KDB
Δfus 4.24 kJ/mol Joback Calculated Property
Δvap 41.20 kJ/mol NIST
log10WS -3.11 Crippen Calculated Property
logPoct/wat 3.469 Crippen Calculated Property
McVol 137.670 ml/mol McGowan Calculated Property
NFPA Fire 3 KDB
Pc [2740.00; 2741.00] kPa Show Hide
Pc 2740.00 kPa KDB
Pc 2740.00 ± 40.00 kPa NIST
Pc 2741.00 ± 20.00 kPa NIST
Inp [844.00; 862.00]   Show Hide
Inp 856.00 NIST
Inp 851.70 NIST
Inp 857.10 NIST
Inp 847.70 NIST
Inp 847.80 NIST
Inp 855.00 NIST
Inp 855.80 NIST
Inp 852.00 NIST
Inp 858.00 NIST
Inp 852.70 NIST
Inp 856.00 NIST
Inp 847.00 NIST
Inp 850.00 NIST
Inp 853.00 NIST
Inp Outlier 862.00 NIST
Inp 854.00 NIST
Inp Outlier 844.00 NIST
Inp 852.00 NIST
Inp 849.00 NIST
Inp 852.00 NIST
Inp 855.00 NIST
Inp 856.00 NIST
Inp 855.00 NIST
Inp 852.00 NIST
liquid 334.80 J/mol×K NIST
Tboil [413.39; 413.50] K Show Hide
Tboil 413.44 K KDB
Tboil Outlier 413.50 K NIST
Tboil 413.42 ± 0.20 K NIST
Tboil 413.40 ± 0.40 K NIST
Tboil 413.42 ± 0.03 K NIST
Tboil 413.41 ± 0.10 K NIST
Tboil 413.39 ± 0.20 K NIST
Tc [607.50; 607.55] K Show Hide
Tc 607.50 K KDB
Tc 607.50 ± 0.50 K NIST
Tc 607.55 ± 0.20 K NIST
Tfus [261.52; 263.30] K Show Hide
Tfus 263.30 K KDB
Tfus 263.15 ± 0.30 K NIST
Tfus 263.11 ± 0.10 K NIST
Tfus 263.25 ± 0.08 K NIST
Tfus 263.15 ± 0.50 K NIST
Tfus Outlier 261.52 ± 0.20 K NIST
Tfus 263.25 ± 0.10 K NIST
Ttriple 263.40 ± 0.02 K NIST
Vc 0.517 m3/kmol Joback Calculated Property

Temperature Dependent Properties

Property Value Unit Temperature (K) Source
Cp,gas [275.15; 365.94] J/mol×K [398.86; 583.86] Show Hide
Cp,gas 275.15 J/mol×K 398.86 Joback Calculated Property
Cp,gas 292.52 J/mol×K 429.69 Joback Calculated Property
Cp,gas 308.94 J/mol×K 460.53 Joback Calculated Property
Cp,gas 324.44 J/mol×K 491.36 Joback Calculated Property
Cp,gas 339.09 J/mol×K 522.19 Joback Calculated Property
Cp,gas 352.90 J/mol×K 553.03 Joback Calculated Property
Cp,gas 365.94 J/mol×K 583.86 Joback Calculated Property
Cp,liquid 271.50 J/mol×K 298.15 NIST
η [0.0002923; 0.0205234] Pa×s [196.03; 398.86] Show Hide
η 0.0205234 Pa×s 196.03 Joback Calculated Property
η 0.0060005 Pa×s 229.84 Joback Calculated Property
η 0.0024048 Pa×s 263.64 Joback Calculated Property
η 0.0011864 Pa×s 297.44 Joback Calculated Property
η 0.0006761 Pa×s 331.25 Joback Calculated Property
η 0.0004276 Pa×s 365.06 Joback Calculated Property
η 0.0002923 Pa×s 398.86 Joback Calculated Property
ΔfusH [2.33; 7.33] kJ/mol [174.50; 263.40] Show Hide
ΔfusH 7.33 kJ/mol 174.50 NIST
ΔfusH 2.33 kJ/mol 263.40 NIST
ΔfusH 2.33 kJ/mol 263.40 NIST
ΔvapH [35.27; 39.20] kJ/mol [371.50; 413.40] Show Hide
ΔvapH 39.20 kJ/mol 371.50 NIST
ΔvapH 35.27 kJ/mol 413.40 KDB
n0 1.42140 298.15 KDB
ρl 757.00 kg/m3 293.00 KDB
ΔfusS [8.90; 42.00] J/mol×K [174.50; 263.40] Show Hide
ΔfusS 42.00 J/mol×K 174.50 NIST
ΔfusS 8.90 J/mol×K 263.40 NIST
γ 0.02 N/m 298.20 KDB

Correlations

Property Value Unit Temperature (K) Source
Pvap [1.33; 202.64] kPa [299.10; 442.41] The Yaw... Show Hide
Equationln(Pvp) = A + B/(T + C)
Coefficient A1.39261e+01
Coefficient B-3.35151e+03
Coefficient C-5.33610e+01
Temperature range, min.299.10
Temperature range, max.442.41
Pvap 1.33 kPa 299.10 Calculated Property
Pvap 3.06 kPa 315.02 Calculated Property
Pvap 6.37 kPa 330.95 Calculated Property
Pvap 12.27 kPa 346.87 Calculated Property
Pvap 22.08 kPa 362.79 Calculated Property
Pvap 37.52 kPa 378.72 Calculated Property
Pvap 60.68 kPa 394.64 Calculated Property
Pvap 94.01 kPa 410.56 Calculated Property
Pvap 140.30 kPa 426.49 Calculated Property
Pvap 202.64 kPa 442.41 Calculated Property
Pvap [0.13; 2786.82] kPa [263.26; 610.85] KDB Vap... Show Hide
Equationln(Pvp) = A + B/T + C*ln(T) + D*T^2
Coefficient A7.97422e+01
Coefficient B-7.54526e+03
Coefficient C-9.60312e+00
Coefficient D5.74899e-06
Temperature range, min.263.26
Temperature range, max.610.85
Pvap 0.13 kPa 263.26 Calculated Property
Pvap 1.55 kPa 301.88 Calculated Property
Pvap 9.58 kPa 340.50 Calculated Property
Pvap 38.27 kPa 379.12 Calculated Property
Pvap 113.29 kPa 417.74 Calculated Property
Pvap 271.35 kPa 456.37 Calculated Property
Pvap 558.08 kPa 494.99 Calculated Property
Pvap 1027.29 kPa 533.61 Calculated Property
Pvap 1743.25 kPa 572.23 Calculated Property
Pvap 2786.82 kPa 610.85 Calculated Property

Similar Compounds

Pentane, 3-ethyl-2,2,3-trimethyl-. Hexane, 3,3,4,4-tetramethyl-. 3,4-Dimethyl-3,4-diethyl-hexane. Pentane, 3,3-dimethyl-. Pentane, 2,3,3-trimethyl-. Hexane, 2,2,3,3-tetramethyl-. Pentane, 3-ethyl-3-methyl-. Pentane, 3-ethyl-2,3-dimethyl-. Pentane, 3,3-diethyl-2-methyl-. Pentane, 3-ethyl-2,3,4-trimethyl-. Pentane, 3,3-diethyl-. 2,2,3,3-Tetramethyloctane. Pentane, 2,2,3-trimethyl-. Hexane, 2,2,4,4-tetramethyl-. Pentane, 2,2-dimethyl-.

Find more compounds similar to Pentane, 2,2,3,3-tetramethyl-.

Sources

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

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