Nonadecane
- Formula: C19H40
- Molecular weight: 268.5209
- IUPAC Standard InChIKey: LQERIDTXQFOHKA-UHFFFAOYSA-N
- CAS Registry Number: 629-92-5
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: n-Nonadecane
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Condensed phase thermochemistry data
Go To: Top, Phase change data, Mass spectrum (electron ionization), 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:
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 |
---|---|---|---|---|---|
ΔfH°liquid | -126.90 ± 0.69 | kcal/mol | Ccb | Prosen and Rossini, 1945 | ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -3026.43 ± 0.63 | kcal/mol | Ccb | Prosen and Rossini, 1945 | Corresponding ΔfHºliquid = -126.84 kcal/mol (simple calculation by NIST; no Washburn corrections); ALS |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
144.0 | 313.15 | Grigor'ev and Andolenko, 1984 | T = 313 to 433 K. Unsmoothed experimental datum given as 2.244 kJ/kg*K.; DH |
153. | 353. | Atkinson, Larkin, et al., 1969 | T = 353 to 453 K. Equation only.; DH |
Phase change data
Go To: Top, Condensed phase thermochemistry data, Mass spectrum (electron ionization), 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:
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
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 602.9 | K | N/A | Weast and Grasselli, 1989 | BS |
Tboil | 601.7 | K | N/A | Ivanov, Ivanov, et al., 1954 | Uncertainty assigned by TRC = 1.5 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 304. ± 3. | K | AVG | N/A | Average of 10 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 755. ± 8. | K | N/A | Ambrose and Tsonopoulos, 1995 | |
Tc | 755.3 | K | N/A | Nikitin, Pavlov, et al., 1994 | Uncertainty assigned by TRC = 3. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 11. ± 2. | atm | N/A | Ambrose and Tsonopoulos, 1995 | |
Pc | 11.45 | atm | N/A | Nikitin, Pavlov, et al., 1994 | Uncertainty assigned by TRC = 0.39 atm; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 23.0 | kcal/mol | N/A | Ruzicka and Majer, 1994 | AC |
ΔvapH° | 22.9 | kcal/mol | N/A | Reid, 1972 | AC |
Quantity | Value | Units | Method | Reference | Comment |
ΔsubH° | 34.32 | kcal/mol | C | Morawetz, 1972 | AC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
18.2 | 438. | N/A | Morgan and Kobayashi, 1994 | Based on data from 423. to 588. K.; AC |
17.4 | 471. | A | Stephenson and Malanowski, 1987 | Based on data from 456. to 606. K.; AC |
Antoine Equation Parameters
log10(P) = A − (B / (T + C))
P = vapor pressure (atm)
T = temperature (K)
View plot Requires a JavaScript / HTML 5 canvas capable browser.
Temperature (K) | A | B | C | Reference | Comment |
---|---|---|---|---|---|
306. to 328. | 30.42245 | 28197.488 | 452.785 | Morecroft, 1964 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
32.65 | 296. | Morecroft, 1964 | Based on data from 288. to 303. K.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
10.2 | 304.4 | DSC | Mondieig, Rajabalee, et al., 2004 | AC |
11.3 | 305.3 | N/A | Domalski and Hearing, 1996 | AC |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
11.0 | 296.0 | Domalski and Hearing, 1996 | CAL |
37.26 | 304. |
Enthalpy of phase transition
ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
3.2863 | 296.1 | crystaline, II | crystaline, I | Barbillon, Schuffenecker, et al., 1991 | DH |
10.457 | 305.1 | crystaline, I | liquid | Barbillon, Schuffenecker, et al., 1991 | DH |
3.2660 | 295.95 | crystaline, II | crystaline, I | Claudy, Letoffe, et al., 1979 | DH |
11.328 | 303.95 | crystaline, I | liquid | Claudy, Letoffe, et al., 1979 | DH |
3.3000 | 295.95 | crystaline, II | crystaline, I | Schaerer, Busso, et al., 1955 | DH |
10.950 | 305.15 | crystaline, I | liquid | Schaerer, Busso, et al., 1955 | DH |
Entropy of phase transition
ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
11.0 | 295.95 | crystaline, II | crystaline, I | Claudy, Letoffe, et al., 1979 | DH |
37.26 | 303.95 | crystaline, I | liquid | Claudy, Letoffe, et al., 1979 | DH |
11.2 | 295.95 | crystaline, II | crystaline, I | Schaerer, Busso, et al., 1955 | DH |
35.87 | 305.15 | crystaline, I | liquid | Schaerer, Busso, et al., 1955 | DH |
Mass spectrum (electron ionization)
Go To: Top, Condensed phase thermochemistry data, Phase change data, References, Notes
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
Notice: This spectrum may be better viewed with a Javascript and HTML 5 enabled browser.
Additional Data
View image of digitized spectrum (can be printed in landscape orientation).
Due to licensing restrictions, this spectrum cannot be downloaded.
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. |
---|---|
Origin | Japan AIST/NIMC Database- Spectrum MS-NW-8200 |
NIST MS number | 232930 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Grigor'ev and Andolenko, 1984
Grigor'ev, B.A.; Andolenko, R.A.,
Investigation of the isobaric heat capacity of n-paraffinic hydrocarbons at atmospheric pressure, Izv. Vyssh. Ucheb. Zaved.,
Neft i Gaz, 1984, (2), 60-62. [all data]
Atkinson, Larkin, et al., 1969
Atkinson, C.M.L.; Larkin, J.A.; Richardson, M.J.,
Enthalpy changes in molten n-alkanes and polyethylene,
J. Chem. Thermodynam., 1969, 1, 435-445. [all data]
Weast and Grasselli, 1989
CRC Handbook of Data on Organic Compounds, 2nd Editon, Weast,R.C and Grasselli, J.G., ed(s)., CRC Press, Inc., Boca Raton, FL, 1989, 1. [all data]
Ivanov, Ivanov, et al., 1954
Ivanov, D.; Ivanov, Ch.; Stoianova-Ivanova, B.,
Composistion of Stearoptene from Bulgarian Rose Oil. II. Saturated Hydrocarbons Other Than Eicosane,
Dokl. Bolg. Akad. Nauk, 1954, 7, 17-20. [all data]
Ambrose and Tsonopoulos, 1995
Ambrose, D.; Tsonopoulos, C.,
Vapor-Liquid Critical Properties of Elements and Compounds. 2. Normal Alkenes,
J. Chem. Eng. Data, 1995, 40, 531-546. [all data]
Nikitin, Pavlov, et al., 1994
Nikitin, E.D.; Pavlov, P.A.; Bessonova, N.V.,
Critical constants of n-alkanes with from 17 to 24 carbon atoms,
J. Chem. Thermodyn., 1994, 26, 177-82. [all data]
Ruzicka and Majer, 1994
Ruzicka, Kvetoslav; Majer, Vladimir,
Simultaneous Treatment of Vapor Pressures and Related Thermal Data Between the Triple and Normal Boiling Temperatures for n-Alkanes C5--C20,
J. Phys. Chem. Ref. Data, 1994, 23, 1, 1, https://doi.org/10.1063/1.555942
. [all data]
Reid, 1972
Reid, Robert C.,
Handbook on vapor pressure and heats of vaporization of hydrocarbons and related compounds, R. C. Wilhort and B. J. Zwolinski, Texas A Research Foundation. College Station, Texas(1971). 329 pages.$10.00,
AIChE J., 1972, 18, 6, 1278-1278, https://doi.org/10.1002/aic.690180637
. [all data]
Morawetz, 1972
Morawetz, Ernst,
Correlation of sublimation enthalpies at 298.15 K with molecular structure for planar aromatic hydrocarbons,
The Journal of Chemical Thermodynamics, 1972, 4, 3, 461-467, https://doi.org/10.1016/0021-9614(72)90030-4
. [all data]
Morgan and Kobayashi, 1994
Morgan, David L.; Kobayashi, Riki,
Direct vapor pressure measurements of ten n-alkanes m the 10-C28 range,
Fluid Phase Equilibria, 1994, 97, 211-242, https://doi.org/10.1016/0378-3812(94)85017-8
. [all data]
Stephenson and Malanowski, 1987
Stephenson, Richard M.; Malanowski, Stanislaw,
Handbook of the Thermodynamics of Organic Compounds, 1987, https://doi.org/10.1007/978-94-009-3173-2
. [all data]
Morecroft, 1964
Morecroft, D.W.,
Vapor Pressures of Some High Molecular Weight Hydrocarbons.,
J. Chem. Eng. Data, 1964, 9, 4, 488-490, https://doi.org/10.1021/je60023a003
. [all data]
Mondieig, Rajabalee, et al., 2004
Mondieig, D.; Rajabalee, F.; Metivaud, V.; Oonk, H.A.J.; Cuevas-Diarte, M.A.,
n -Alkane Binary Molecular Alloys,
Chem. Mater., 2004, 16, 5, 786-798, https://doi.org/10.1021/cm031169p
. [all data]
Domalski and Hearing, 1996
Domalski, Eugene S.; Hearing, Elizabeth D.,
Heat Capacities and Entropies of Organic Compounds in the Condensed Phase. Volume III,
J. Phys. Chem. Ref. Data, 1996, 25, 1, 1, https://doi.org/10.1063/1.555985
. [all data]
Barbillon, Schuffenecker, et al., 1991
Barbillon, P.; Schuffenecker, L.; Dellacherie, J.; Balesdent, D.; Dirande, M.,
Variation d'enthalpie subie de 260 K a 340 K par les n-paraffines, comprises entrel'octadecane et l'hexacosane,
J. Chim. Phys. Phys.-Chim. Biol., 1991, 88, 91-113. [all data]
Claudy, Letoffe, et al., 1979
Claudy, P.; Letoffe, J.M.; Bousquet, J.,
Use of a transitory-state flow calorimeter for determining transition enthalpies and calorific capacities,
Journ. Calorim. Anal. Therm.(Prepr.), 1979, 10, AD. [all data]
Schaerer, Busso, et al., 1955
Schaerer, A.A.; Busso, C.J.; Smith, A.E.; Skinner, L.B.,
Properties of pure normal alkanes in the C17 to C36 range,
J. Am. Chem. Soc., 1955, 77, 2017-2019. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, Mass spectrum (electron ionization), References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔsubH° Enthalpy of sublimation at standard conditions ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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