Pyrrole
- Formula: C4H5N
- Molecular weight: 67.0892
- IUPAC Standard InChI: InChI=1S/C4H5N/c1-2-4-5-3-1/h1-5H
- IUPAC Standard InChIKey: KAESVJOAVNADME-UHFFFAOYSA-N
- CAS Registry Number: 109-97-7
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
View 3d structure (requires JavaScript / HTML 5) - Other names: 1H-Pyrrole; Azole; Divinylenimine; Imidole; Monopyrrole; Pyrrol; 1-Aza-2,4-cyclopentadiene; Divinyleneimine; Parzate; NSC 62777
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
- NIST / TRC Web Thermo Tables, "lite" edition (thermophysical and thermochemical data)
- NIST / TRC Web Thermo Tables, professional edition (thermophysical and thermochemical data)
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.
Normal boiling point
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 as indicated in comments:
BS - Robert L. Brown and Stephen E. Stein
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
| Tboil (K) | Reference | Comment |
|---|---|---|
| 403.7 | Weast and Grasselli, 1989 | BS |
| 403. | Majer and Svoboda, 1985 | |
| 403. | Cumper and Wood, 1971 | Uncertainty assigned by TRC = 2. K; TRC |
| 403.65 | Anderson and Shimanskaya, 1969 | Uncertainty assigned by TRC = 1.5 K; TRC |
| 401.15 | Wimette and Linnell, 1962 | Uncertainty assigned by TRC = 1.5 K; TRC |
| 401.15 | Patterson and Drenchko, 1959 | Uncertainty assigned by TRC = 2. K; TRC |
| 402.95 | Helm, Lanum, et al., 1958 | Uncertainty assigned by TRC = 0.15 K; TRC |
| 403.2 | Timmermans and Hennaut-Roland, 1955 | Uncertainty assigned by TRC = 0.15 K; TRC |
| 403.2 | Lecat, 1947 | Uncertainty assigned by TRC = 0.6 K; TRC |
| 403.15 | Lecat, 1947, 2 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 403.65 | Yur'ev, Dubrovina, et al., 1946 | Uncertainty assigned by TRC = 3. K; TRC |
| 402.95 | Anonymous, 1942 | Uncertainty assigned by TRC = 0.2 K; TRC |
| 402.5 | Robles, 1939 | Uncertainty assigned by TRC = 0.5 K; TRC |
| 402.85 | Robles, 1939 | Uncertainty assigned by TRC = 0.2 K; TRC |
| 403.15 | Dezelic, 1937 | Uncertainty assigned by TRC = 2. K; TRC |
References
Go To: Top, Normal boiling point, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
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]
Majer and Svoboda, 1985
Majer, V.; Svoboda, V.,
Enthalpies of Vaporization of Organic Compounds: A Critical Review and Data Compilation, Blackwell Scientific Publications, Oxford, 1985, 300. [all data]
Cumper and Wood, 1971
Cumper, C.W.N.; Wood, J.W.M.,
Dielectric relaxation and dipole moments of substituted pyrroles.,
J. Chem. Soc. B, 1971, 1811. [all data]
Anderson and Shimanskaya, 1969
Anderson, A.A.; Shimanskaya, M.V.,
Gas-Liquid Chromatography of some Aliphatic and Heterocyclic Polyfunctional Amines: II. Solution Thermodyn. of Amines in Fix. Phas.,
Latv. PSR Zinat. Akad. Vestis, Kim. Ser., 1969, No. 5, 527. [all data]
Wimette and Linnell, 1962
Wimette, H.J.; Linnell, R.H.,
Thermodynamics of H-bonding pyrrole-pyridines,
J. Phys. Chem., 1962, 66, 546. [all data]
Patterson and Drenchko, 1959
Patterson, J.M.; Drenchko, P.,
Preparation of Pyrrole,
J. Org. Chem., 1959, 24, 878. [all data]
Helm, Lanum, et al., 1958
Helm, R.V.; Lanum, W.J.; Cook, G.L.; Ball, J.S.,
Purification and Properties of Pyrrole, Pyrrolidine, Pyridine and 2-Methylpyridine,
J. Phys. Chem., 1958, 62, 858. [all data]
Timmermans and Hennaut-Roland, 1955
Timmermans, J.; Hennaut-Roland, M.,
Work of the International Bureau of Physical-Chemical Standards. IX. The Physical Constants of Twenty Organic Compounds,
J. Chim. Phys. Phys.-Chim. Biol., 1955, 52, 223. [all data]
Lecat, 1947
Lecat, M.,
Orthobaric Azeotropes of Sulfides,
Bull. Cl. Sci., Acad. R. Belg., 1947, 33, 160-82. [all data]
Lecat, 1947, 2
Lecat, M.,
Some azeotropes of which one constituant is heterocyclic nitrogen,
Ann. Soc. Sci. Bruxelles, Ser. 1, 1947, 61, 73. [all data]
Yur'ev, Dubrovina, et al., 1946
Yur'ev, Yu.K.; Dubrovina, T.B.; Tregubov, E.P.,
Catalytic transformations of heterocyclic compounds XIX. Transformations of dihydrofuran and dihydropyrand into heterocycloes Containing nitrogen and sulfur,
Zh. Obshch. Khim., 1946, 16, 843. [all data]
Anonymous, 1942
Anonymous, R.,
, Am. Pet. Inst. Res. Proj. 6, Natl. Bur. Stand., 1942. [all data]
Robles, 1939
Robles, H. deV.,
The Preparation and Dipole Moments of Heterocyclic Five-Membered Rings with One Heterocyclic Atom,
Recl. Trav. Chim. Pays-Bas, 1939, 58, 111. [all data]
Dezelic, 1937
Dezelic, M.,
The viscosities of liquid mixtures with pyrrole as a component.,
Trans. Faraday Soc., 1937, 33, 713. [all data]
Notes
Go To: Top, Normal boiling point, References
- Symbols used in this document:
Tboil Boiling point - 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.