Diphenylamine
- Formula: C12H11N
- Molecular weight: 169.2224
- IUPAC Standard InChI: InChI=1S/C12H11N/c1-3-7-11(8-4-1)13-12-9-5-2-6-10-12/h1-10,13H
- IUPAC Standard InChIKey: DMBHHRLKUKUOEG-UHFFFAOYSA-N
- CAS Registry Number: 122-39-4
- 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: Benzenamine, N-phenyl-; Anilinobenzene; Benzene, (phenylamino)-; DFA; DPA; N-Phenylaniline; N-Phenylbenzeneamine; Aniline, N-phenyl-; Benzene, anilino-; Big Dipper; C.I. 10355; N-Phenylbenzenamine; N,N-Diphenylamine; No-Scald; Phenylaniline; Scaldip; Deccoscald 282; Difenylamin; N-Fenylanilin; No-Scald dpa 283; Naugalube 428L; NSC 215210
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- 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.
Condensed phase thermochemistry data
Go To: Top, 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°liquid | 132. | kJ/mol | Ccb | Vriens and Hill, 1952 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°liquid | -6426.2 | kJ/mol | Ccb | Vriens and Hill, 1952 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔfH°solid | 130.0 ± 1.5 | kJ/mol | Ccb | Medard, 1955 | Reanalyzed by Cox and Pilcher, 1970, Original value = 140.6 ± 1.5 kJ/mol; Heat of combustion corrected for pressure |
| ΔfH°solid | 142.5 | kJ/mol | Ccb | Medard, 1954 | crystal phase; Heat of combustion corrected for pressure |
| ΔfH°solid | 117.4 ± 2.1 | kJ/mol | Cm | Cole and Gilbert, 1951 | Reanalyzed by Cox and Pilcher, 1970, Original value = 116.9 kJ/mol |
| ΔfH°solid | 131. | kJ/mol | Ccb | Schmidt and Becker, 1933 | |
| ΔfH°solid | 109. | kJ/mol | Ccb | Lemoult, 1907 | |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔcH°solid | -6424. ± 20. | kJ/mol | AVG | N/A | Average of 7 values; Individual data points |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Vriens and Hill, 1952
Vriens, G.N.; Hill, A.G.,
Equilibria of several reactions of aromatic amines,
Ind. Eng. Chem., 1952, 44, 2732-27. [all data]
Medard, 1955
Medard, L.,
La chaleur de combustion de la diphenylamine et l'energie de la liaison n - n,
J. Chem. Phys., 1955, 52, 467-472. [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]
Medard, 1954
Medard, L.,
Tables thermochimiques a l'usage des techniciens des substances explosives,
Mem. Artillerie Fr. Sci. Tech. Armement, 1954, 28, 415-492. [all data]
Cole and Gilbert, 1951
Cole, L.G.; Gilbert, E.C.,
The heats of combustion of some nitrogen compounds and the apparent energy of the N-N bond,
J. Am. Chem. Soc., 1951, 73, 5423-5427. [all data]
Schmidt and Becker, 1933
Schmidt, V.A.; Becker, F.,
Die Bildungswarme von Nitrocellulofen, Nitroglycerin und anderen widuigen Beltandteilen von Treibmitteln,
Z. Gesamte Schiess Sprengstoffwes., 1933, 33, 280-282. [all data]
Lemoult, 1907
Lemoult, M.P.,
Recherches theoriques et experimentales sur les chaleurs de combustion et de formation des composes organiques,
Ann. Chim. Phys., 1907, 12, 395-432. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
ΔcH°liquid Enthalpy of combustion of liquid at standard conditions ΔcH°solid Enthalpy of combustion of solid at standard conditions ΔfH°liquid Enthalpy of formation of liquid at standard conditions ΔfH°solid Enthalpy of formation of solid 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.