Neopentane

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Gas phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
GT - Glushko Thermocenter, Russian Academy of Sciences, Moscow

Quantity Value Units Method Reference Comment
Δfgas-167.9 ± 0.63kJ/molCcbGood, 1970ALS
Δfgas-168.5 ± 1.0kJ/molCmPilcher and Chadwick, 1967ALS
Δfgas-166.0 ± 1.0kJ/molCcbProsen and Rossini, 1945ALS
Quantity Value Units Method Reference Comment
Δcgas-3514.1 ± 0.96kJ/molCmPilcher and Chadwick, 1967Corresponding Δfgas = -168.5 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
120.82 ± 0.25298.15Hossenlopp I.A., 1981GT
129.58 ± 0.26323.15
138.41 ± 0.28348.15
147.06 ± 0.29373.15
155.46 ± 0.31398.15
163.52 ± 0.32423.15
171.46 ± 0.34448.15
178.95 ± 0.36473.15
186.42 ± 0.37498.15
193.38 ± 0.39523.15

Constant pressure heat capacity of gas

Cp,gas (J/mol*K) Temperature (K) Reference Comment
80.54200.Scott D.W., 1974Recommended values were obtained from the consistent correlation scheme for alkanes [ Scott D.W., 1974, 2, Scott D.W., 1974]. This approach gives a better agreement with experimental data than the statistical thermodynamics calculation [ Pitzer K.S., 1946].; GT
111.63273.15
120.83 ± 0.25298.15
121.55300.
155.98400.
186.98500.
214.64600.
238.91700.
261.08800.
280.33900.
297.901000.
313.381100.
327.191200.
338.901300.
351.461400.
359.821500.

Condensed phase thermochemistry data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
Δfliquid-190.3 ± 0.63kJ/molCcbGood, 1970ALS
Δfliquid-188.2 ± 1.0kJ/molCcbProsen and Rossini, 1945ALS
Quantity Value Units Method Reference Comment
Δcliquid-3492.4 ± 0.59kJ/molCcbGood, 1970Reanalyzed by Pedley, Naylor, et al., 1986, Original value = -3492.2 ± 0.50 kJ/mol; Corresponding Δfliquid = -190.1 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Δcliquid-3494.4 ± 1.0kJ/molCcbProsen and Rossini, 1945Corresponding Δfliquid = -188.2 kJ/mol (simple calculation by NIST; no Washburn corrections); ALS
Quantity Value Units Method Reference Comment
liquid216.81J/mol*KN/AEnokida, Shinoda, et al., 1969At normal boiling point.; DH
liquid218.8J/mol*KN/AAston and Messerly, 1936DH

Constant pressure heat capacity of liquid

Cp,liquid (J/mol*K) Temperature (K) Reference Comment
153.09259.93Enokida, Shinoda, et al., 1969T = 4 to 260 K. Value is unsmoothed experimental datum.; DH
163.89278.92Aston and Messerly, 1936T = 13 to 283 K. Value is unsmoothed experimental datum.; DH

Phase change data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DH - Eugene S. Domalski and Elizabeth D. Hearing
CAL - James S. Chickos, William E. Acree, Jr., Joel F. Liebman, Students of Chem 202 (Introduction to the Literature of Chemistry), University of Missouri -- St. Louis

Quantity Value Units Method Reference Comment
Tboil282.6 ± 0.5KAVGN/AAverage of 17 values; Individual data points
Quantity Value Units Method Reference Comment
Tfus255. ± 3.KAVGN/AAverage of 8 values; Individual data points
Quantity Value Units Method Reference Comment
Ttriple256.76KN/AEnokido, Shinoda, et al., 1969Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Ttriple256.77KN/AStreiff, 1964Crystal phase 1 phase; Uncertainty assigned by TRC = 0.03 K; TRC
Ttriple256.53KN/AAston and Messerly, 1936, 2Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC
Quantity Value Units Method Reference Comment
Tc433.8 ± 0.1KN/ADaubert, 1996 
Tc433.8KN/AMajer and Svoboda, 1985 
Tc433.8KN/ADawson, Silberberg, et al., 1973Uncertainty assigned by TRC = 0.2 K; TRC
Tc433.75KN/APartington, Rowlinson, et al., 1960Uncertainty assigned by TRC = 0.1 K; Visual, THg; TRC
Tc433.75KN/ABeattie, Douslin, et al., 1951Uncertainty assigned by TRC = 0.2 K; TRC
Quantity Value Units Method Reference Comment
Pc32.0 ± 0.1barN/ADaubert, 1996 
Pc31.963barN/ADawson, Silberberg, et al., 1973Uncertainty assigned by TRC = 0.1013 bar; TRC
Pc31.99barN/ABeattie, Douslin, et al., 1951Uncertainty assigned by TRC = 0.2027 bar; TRC
Quantity Value Units Method Reference Comment
Vc0.307l/molN/ADaubert, 1996 
Vc0.304l/molN/ABeattie, Douslin, et al., 1951Uncertainty assigned by TRC = 0.004 l/mol; TRC
Quantity Value Units Method Reference Comment
ρc3.26 ± 0.01mol/lN/ADaubert, 1996 
ρc3.214mol/lN/ADawson, Silberberg, et al., 1973Uncertainty assigned by TRC = 0.03 mol/l; TRC
Quantity Value Units Method Reference Comment
Δvap22.39kJ/molN/AMajer and Svoboda, 1985 
Δvap21.8kJ/molCHossenlopp and Scott, 1981AC
Δvap21.85kJ/molN/AReid, 1972AC
Δvap22.4 ± 0.59kJ/molVGood, 1970ALS

Enthalpy of vaporization

ΔvapH (kJ/mol) Temperature (K) Method Reference Comment
22.74282.7N/AMajer and Svoboda, 1985 
22.753282.61N/AAston and Messerly, 1936P = 101.325 kPa; DH
24.3272.N/AHöpfner, Parekh, et al., 2010Based on data from 257. to 293. K. See also Boublik, Fried, et al., 1984.; AC
24.0283.AStephenson and Malanowski, 1987Based on data from 268. to 313. K.; AC
23.1327.AStephenson and Malanowski, 1987Based on data from 312. to 385. K.; AC
23.1397.AStephenson and Malanowski, 1987Based on data from 382. to 433. K.; AC
22.2290.N/ADas, Reed, et al., 1977AC
19.5330.N/ADas, Reed, et al., 1977AC
16.2370.N/ADas, Reed, et al., 1977AC
11.1410.N/ADas, Reed, et al., 1977AC
22.8358.N/ADawson, Silberberg, et al., 1973Based on data from 343. to 433. K. See also Boublik, Fried, et al., 1984.; AC
22.8 ± 0.1283.N/AAston and Messerly, 1936AC

Enthalpy of vaporization

ΔvapH = A exp(-βTr) (1 − Tr)β
    ΔvapH = Enthalpy of vaporization (at saturation pressure) (kJ/mol)
    Tr = reduced temperature (T / Tc)

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Temperature (K) A (kJ/mol) β Tc (K) Reference Comment
264. to 303.36.760.2813433.8Majer and Svoboda, 1985 

Entropy of vaporization

ΔvapS (J/mol*K) Temperature (K) Reference Comment
80.50282.61Aston and Messerly, 1936P; DH

Antoine Equation Parameters

log10(P) = A − (B / (T + C))
    P = vapor pressure (bar)
    T = temperature (K)

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Temperature (K) A B C Reference Comment
205.7 to 293.163.28533695.152-70.679Hopfner, Parekh, et al., 1975Coefficents calculated by NIST from author's data.
268.02 to 313.203.86373950.318-36.329Osborn and Douslin, 1974Coefficents calculated by NIST from author's data.
343. to 433.4.616161478.86841.256Dawson, Silberberg, et al., 1973Coefficents calculated by NIST from author's data.

Enthalpy of sublimation

ΔsubH (kJ/mol) Temperature (K) Method Reference Comment
28.2241.N/AStephenson and Malanowski, 1987Based on data from 223. to 256. K.; AC
23.9210.AStull, 1947Based on data from 171. to 249. K.; AC

Enthalpy of fusion

ΔfusH (kJ/mol) Temperature (K) Reference Comment
3.26256.5Domalski and Hearing, 1996AC

Entropy of fusion

ΔfusS (J/mol*K) Temperature (K) Reference Comment
18.41140.Domalski and Hearing, 1996CAL
12.69256.5

Enthalpy of phase transition

ΔHtrs (kJ/mol) Temperature (K) Initial Phase Final Phase Reference Comment
2.630140.5crystaline, IIcrystaline, IChang and Westrum, 1970DH
3.096256.76crystaline, IliquidChang and Westrum, 1970DH
2.6305140. to 142.crystaline, IIcrystaline, IEnokida, Shinoda, et al., 1969DH
3.0962256.76crystaline, IliquidEnokida, Shinoda, et al., 1969DH
2.577140.0crystaline, IIcrystaline, IAston and Messerly, 1936DH
3.255256.53crystaline, IliquidAston and Messerly, 1936DH

Entropy of phase transition

ΔStrs (J/mol*K) Temperature (K) Initial Phase Final Phase Reference Comment
18.70140.5crystaline, IIcrystaline, IChang and Westrum, 1970DH
12.05256.76crystaline, IliquidChang and Westrum, 1970DH
18.70140. to 142.crystaline, II, Secondcrystaline, I, order transition, 140 to 142 KEnokida, Shinoda, et al., 1969DH
12.06256.76crystaline, IliquidEnokida, Shinoda, et al., 1969DH
18.41140.0crystaline, IIcrystaline, IAston and Messerly, 1936DH
12.68256.53crystaline, IliquidAston and Messerly, 1936DH

In addition to the Thermodynamics Research Center (TRC) data available from this site, much more physical and chemical property data is available from the following TRC products:


Reaction thermochemistry data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Henry's Law data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled as indicated in comments:
B - John E. Bartmess
MS - José A. Martinho Simões

Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.

Individual Reactions

C5H11- + Hydrogen cation = Neopentane

By formula: C5H11- + H+ = C5H12

Quantity Value Units Method Reference Comment
Δr1711. ± 8.4kJ/molBranDePuy, Gronert, et al., 1989gas phase; B
Δr1720. ± 42.kJ/molCIDTGraul and Squires, 1990gas phase; B
Quantity Value Units Method Reference Comment
Δr1674. ± 8.8kJ/molH-TSDePuy, Gronert, et al., 1989gas phase; B

C10H22Mg (cr) + Hydrogen (g) + Bromine (l) = 2Neopentane (l) + Br2Mg (cr)

By formula: C10H22Mg (cr) + H2 (g) + Br2 (l) = 2C5H12 (l) + Br2Mg (cr)

Quantity Value Units Method Reference Comment
Δr-669.6 ± 6.6kJ/molRSCAkkerman, Schat, et al., 1983MS

Henry's Law data

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Rolf Sander

Henry's Law constant (water solution)

kH(T) = H exp(d(ln(kH))/d(1/T) ((1/T) - 1/(298.15 K)))
H = Henry's law constant for solubility in water at 298.15 K (mol/(kg*bar))
d(ln(kH))/d(1/T) = Temperature dependence constant (K)

H (mol/(kg*bar)) d(ln(kH))/d(1/T) (K) Method Reference Comment
0.00047 QN/A missing citation give several references for the Henry's law constants but don't assign them to specific species.
0.00027 LN/A 
0.000593400.LN/A 
0.00046 VN/A 

Gas phase ion energetics data

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data evaluated as indicated in comments:
L - Sharon G. Lias

Data compiled as indicated in comments:
B - John E. Bartmess
LLK - Sharon G. Lias, Rhoda D. Levin, and Sherif A. Kafafi
RDSH - Henry M. Rosenstock, Keith Draxl, Bruce W. Steiner, and John T. Herron

Quantity Value Units Method Reference Comment
IE (evaluated)≤10.30 ± 0.08eVN/AN/AL

Ionization energy determinations

IE (eV) Method Reference Comment
10.21 ± 0.04PEJonas, Schweitzer, et al., 1973LLK
10.3 ± 0.1PEEvans, Green, et al., 1972LLK
10.40PEDewar and Worley, 1969RDSH
10.35PIWatanabe, Nakayama, et al., 1962RDSH
10.90PEKimura, Katsumata, et al., 1981Vertical value; LLK
10.9 ± 0.1PEBieri, Burger, et al., 1977Vertical value; LLK
11.3PESchmidt and Wilkins, 1972Vertical value; LLK
11.3PEMurrell and Schmidt, 1972Vertical value; LLK

Appearance energy determinations

Ion AE (eV) Other Products MethodReferenceComment
CH3+29.5 ± 0.2?EIOlmsted, Street, et al., 1964RDSH
CH3+13.14?EILampe and Field, 1959RDSH
C2H3+17.95?EILampe and Field, 1959RDSH
C2H5+13.81?EILampe and Field, 1959RDSH
C3H3+17.08?EILampe and Field, 1959RDSH
C3H5+13.13?EILampe and Field, 1959RDSH
C4H8+10.39 ± 0.02CH4PISteiner, Giese, et al., 1961RDSH
C4H9+10.35CH3PIChesnavich, Su, et al., 1978LLK
C4H9+10.56CH3EILossing and Semeluk, 1970RDSH
C4H9+10.57 ± 0.02CH3PISteiner, Giese, et al., 1961RDSH

De-protonation reactions

C5H11- + Hydrogen cation = Neopentane

By formula: C5H11- + H+ = C5H12

Quantity Value Units Method Reference Comment
Δr1711. ± 8.4kJ/molBranDePuy, Gronert, et al., 1989gas phase; B
Δr1720. ± 42.kJ/molCIDTGraul and Squires, 1990gas phase; B
Quantity Value Units Method Reference Comment
Δr1674. ± 8.8kJ/molH-TSDePuy, Gronert, et al., 1989gas phase; B

IR Spectrum

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Gas Phase Spectrum

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IR spectrum
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Additional Data

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Owner NIST Standard Reference Data Program
Collection (C) 2018 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
Origin NIST Mass Spectrometry Data Center
State gas
Instrument HP-GC/MS/IRD

This IR spectrum is from the NIST/EPA Gas-Phase Infrared Database .


Mass spectrum (electron ionization)

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Spectrum

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Mass spectrum
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Additional Data

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Owner NIST Mass Spectrometry Data Center
Collection (C) 2014 copyright by the U.S. Secretary of Commerce
on behalf of the United States of America. All rights reserved.
NIST MS number 280

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Gas Chromatography

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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director

Kovats' RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillarySqualane100.413.Heinzen, Soares, et al., 1999 
CapillarySqualane50.412.5Bajus, Veselý, et al., 1979Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane60.413.Chretien and Dubois, 1976 
PackedApolane110.408.8Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApolane130.409.8Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApolane150.410.6Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApolane170.411.3Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApolane190.411.8Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApolane210.412.1Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApolane230.412.3Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
PackedApolane90.407.6Riedo, Fritz, et al., 1976He, Chromosorb; Column length: 2.4 m
CapillarySqualane50.412.Rijks and Cramers, 1974N2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane70.413.Rijks and Cramers, 1974N2; Column length: 100. m; Column diameter: 0.25 mm
PackedSqualane27.411.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane49.413.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane67.413.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
PackedSqualane86.413.Hively and Hinton, 1968He, Chromosorb P; Column length: 15. m; Column diameter: 0.25 mm
CapillarySqualane30.411.Tourres, 1967H2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane50.412.Tourres, 1967H2; Column length: 100. m; Column diameter: 0.25 mm
CapillarySqualane70.413.Tourres, 1967H2; Column length: 100. m; Column diameter: 0.25 mm
PackedSqualane26.412.Zulaïca and Guiochon, 1966Column length: 10. m

Kovats' RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryPetrocol DH-100415.3Haagen-Smit Laboratory, 1997He; Column length: 100. m; Column diameter: 0.2 mm; Program: 5C(10min) => 5C/min => 50C(48min) => 1.5C/min => 195C(91min)

Van Den Dool and Kratz RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryPetrocol DH408.4Censullo, Jones, et al., 200350. m/0.25 mm/0.5 μm, He, 35. C @ 10. min, 3. K/min, 200. C @ 10. min

Normal alkane RI, non-polar column, isothermal

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Column type Active phase Temperature (C) I Reference Comment
CapillaryMethyl Silicone50.412.N/AN2; Column length: 74.6 m; Column diameter: 0.28 mm

Normal alkane RI, non-polar column, temperature ramp

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Column type Active phase I Reference Comment
CapillaryPolydimethyl siloxane: CP-Sil 5 CB414.Bramston-Cook, 201360. m/0.25 mm/1.0 μm, Helium, 45. C @ 1.45 min, 3.6 K/min, 210. C @ 2.72 min
CapillaryPetrocol DH414.Supelco, 2012100. m/0.25 mm/0.50 μm, Helium, 20. C @ 15. min, 15. K/min, 220. C @ 30. min
CapillaryHP-5 MS412.Zenkevich, Makarov A.A., et al., 200930. m/0.25 mm/0.25 μm, Helium, 2. K/min, 220. C @ 10. min; Tstart: 50. C

Normal alkane RI, non-polar column, custom temperature program

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Column type Active phase I Reference Comment
CapillaryMethyl Silicone413.Chen and Feng, 2007Program: not specified
CapillaryMethyl Silicone412.Feng and Mu, 2007Program: not specified
CapillaryOV-101413.Du and Liang, 2003Program: not specified
CapillaryPolydimethyl siloxane413.Junkes, Castanho, et al., 2003Program: not specified
CapillaryPONA415.Perkin Elmer Instruments, 2002Column length: 100. m; Phase thickness: 0.50 μm; Program: not specified
CapillarySPB-1409.Flanagan, Streete, et al., 199760. m/0.53 mm/5. μm, He; Program: 40C(6min) => 5C/min => 80C => 10C/min => 200C
CapillarySPB-1409.Strete, Ruprah, et al., 199260. m/0.53 mm/5.0 μm, Helium; Program: 40 0C (6 min) 5 0C/min -> 80 0C 10 0C/min -> 200 0C
PackedSE-30415.Robinson and Odell, 1971N2, Chromosorb W; Column length: 6.1 m; Program: 50C910min) => 20C/min => 90(6min) => 10C/min => 150C(hold)

References

Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Reaction thermochemistry data, Henry's Law data, Gas phase ion energetics data, IR Spectrum, Mass spectrum (electron ionization), Gas Chromatography, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Good, 1970
Good, W.D., The enthalpies of combustion and formation of the isomeric pentanes, J. Chem. Thermodyn., 1970, 2, 237-244. [all data]

Pilcher and Chadwick, 1967
Pilcher, G.; Chadwick, J.D.M., Measurements of heats of combustion by flame calorimetry. Part 4.-n-Pentane, isopentane, neopentane, Trans. Faraday Soc., 1967, 63, 2357-2361. [all data]

Prosen and Rossini, 1945
Prosen, E.J.; Rossini, F.D., Heats of combustion and formation of the paraffin hydrocarbons at 25° C, J. Res. NBS, 1945, 263-267. [all data]

Hossenlopp I.A., 1981
Hossenlopp I.A., Vapor heat capacities and enthalpies of vaporization of five alkane hydrocarbons, J. Chem. Thermodyn., 1981, 13, 415-421. [all data]

Scott D.W., 1974
Scott D.W., Chemical Thermodynamic Properties of Hydrocarbons and Related Substances. Properties of the Alkane Hydrocarbons, C1 through C10 in the Ideal Gas State from 0 to 1500 K. U.S. Bureau of Mines, Bulletin 666, 1974. [all data]

Scott D.W., 1974, 2
Scott D.W., Correlation of the chemical thermodynamic properties of alkane hydrocarbons, J. Chem. Phys., 1974, 60, 3144-3165. [all data]

Pitzer K.S., 1946
Pitzer K.S., The entropies and related properties of branched paraffin hydrocarbons, Chem. Rev., 1946, 39, 435-447. [all data]

Pedley, Naylor, et al., 1986
Pedley, J.B.; Naylor, R.D.; Kirby, S.P., Thermochemical Data of Organic Compounds, Chapman and Hall, New York, 1986, 1-792. [all data]

Enokida, Shinoda, et al., 1969
Enokida, H.; Shinoda, T.; Mashiko, Y., Thermodynamic properties of neopentane from 4K to the melting point and comparison with spectroscopic data, Bull. Chem. Soc. Japan, 1969, 42, 84-91. [all data]

Aston and Messerly, 1936
Aston, J.G.; Messerly, G.H., Heat capacities and entropies of organic compounds. II. Thermal and vapor pressure data for tetramethylmethane from 13.22°K to the boiling point. The entropy from its Raman spectrum, J. Am. Chem. Soc., 1936, 58, 2354-2361. [all data]

Enokido, Shinoda, et al., 1969
Enokido, H.; Shinoda, T.; Mashiko, Y.-I., Thermodynamic Properties of Neopentane from 4 K to the Melting Point and Comparison with Spectroscopic Data, Bull. Chem. Soc. Jpn., 1969, 42, 84. [all data]

Streiff, 1964
Streiff, A.J., , Am. Pet. Inst. Res. Proj. 58B Unpublished, 1964. [all data]

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Notes

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