Undecafluoropiperidine
- Formula: C5F11N
- Molecular weight: 283.0426
- IUPAC Standard InChIKey: VCEAGMYKGZNUFL-UHFFFAOYSA-N
- CAS Registry Number: 836-77-1
- 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. - Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
Gas phase thermochemistry data
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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔfH°gas | -478.9 ± 1.2 | kcal/mol | Ccb | Good, Todd, et al., 1963 | Reanalyzed by Cox and Pilcher, 1970, Original value = -475.78 kcal/mol; Heat of combustion corrected for CF4 formation |
ΔfH°gas | -476.8 | kcal/mol | Ccr | Good and Scott, 1959 | Private communication |
Condensed phase thermochemistry data
Go To: Top, Gas 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 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 | -495.1 ± 1.1 | kcal/mol | Ccb | Good, Todd, et al., 1963 | Reanalyzed by Cox and Pilcher, 1970, Original value = -482.94 kcal/mol; Heat of combustion corrected for CF4 formation; ALS |
ΔfH°liquid | -482.9 | kcal/mol | Ccr | Good and Scott, 1959 | Private communication; ALS |
Quantity | Value | Units | Method | Reference | Comment |
ΔcH°liquid | -349.8 ± 0.8 | kcal/mol | Ccb | Good, Todd, et al., 1963 | Heat of combustion corrected for CF4 formation; ALS |
Quantity | Value | Units | Method | Reference | Comment |
S°liquid | 94.020 | cal/mol*K | N/A | Good, Todd, et al., 1963 | DH |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
70.930 | 298.15 | Good, Todd, et al., 1963 | T = 12 to 320 K.; DH |
Phase change data
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry 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 as indicated in comments:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Ttriple | 274.12 | K | N/A | Good, Todd, et al., 1963, 2 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.02 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 7.16 ± 0.05 | kcal/mol | E | Good, Todd, et al., 1963 | Heat of combustion corrected for CF4 formation; ALS |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
7.2 | 317. | A | Stephenson and Malanowski, 1987 | Based on data from 302. to 355. K. See also Good, Todd, et al., 1963 and Dykyj, 1972.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
0.674 | 274.1 | Domalski and Hearing, 1996 | AC |
Enthalpy of phase transition
ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
1.5840 | 161.0 | crystaline, III | crystaline, II | Good, Todd, et al., 1963 | DH |
0.43951 | 171.9 | crystaline, II | crystaline, I | Good, Todd, et al., 1963 | DH |
0.6730 | 274.12 | crystaline, I | liquid | Good, Todd, et al., 1963 | DH |
Entropy of phase transition
ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
9.837 | 161.0 | crystaline, III | crystaline, II | Good, Todd, et al., 1963 | DH |
2.557 | 171.9 | crystaline, II | crystaline, I | Good, Todd, et al., 1963 | DH |
2.455 | 274.12 | crystaline, I | liquid | Good, Todd, et al., 1963 | DH |
References
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Good, Todd, et al., 1963
Good, W.D.; Todd, S.S.; Messerly, J.F.; Lacina, J.L.; Dawson, J.P.; Scott, D.W.; McCullough, J.P.,
Perfluoropiperidine: Entropy, heat of formation, and vapor pressure; N-F bond energy; and solid-state transitions,
J. Phys. Chem., 1963, 67, 1306-1311. [all data]
Cox and Pilcher, 1970
Cox, J.D.; Pilcher, G.,
Thermochemistry of Organic and Organometallic Compounds, Academic Press, New York, 1970, 1-636. [all data]
Good and Scott, 1959
Good, W.D.; Scott, D.W.,
Thermochemistry of organic fluorine compounds and carbon compounds of metals by rotating-bomb calorimetry,
Symposium uber Thermodynamik, Freitag, 1959, 1-7. [all data]
Good, Todd, et al., 1963, 2
Good, W.D.; Todd, S.S.; Messerly, J.F.; Lacina, J.L.; Dawson, J.P.; Scott, D.W.; McCullough, J.P.,
Perflouropiperidine: Entropy, heat of formation, and vapor pressure; N-F bond energy; and solid-state transitions.,
J. Phys. Chem., 1963, 67, 1306-11. [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]
Dykyj, 1972
Dykyj, J.,
Petrochemia, 1972, 12, 1, 13. [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]
Notes
Go To: Top, Gas phase thermochemistry data, Condensed phase thermochemistry data, Phase change data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions Ttriple Triple point temperature ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔfH°gas Enthalpy of formation of gas at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.