Furan, 2-methyl-
- Formula: C5H6O
- Molecular weight: 82.1005
- IUPAC Standard InChIKey: VQKFNUFAXTZWDK-UHFFFAOYSA-N
- CAS Registry Number: 534-22-5
- 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: α-Methylfuran; Silvan; Sylvan; 2-Methylfuran; 5-Methylfuran; Methylfuran; UN 2301; 2-Methylfurane
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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 by: Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
S°liquid | 213.89 | J/mol*K | N/A | Carlson and Westrum, 1965 |
Constant pressure heat capacity of liquid
Cp,liquid (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
143.72 | 298.15 | Carlson and Westrum, 1965 | T = 5 to 310 K. |
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
DH - Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 337. ± 1. | K | AVG | N/A | Average of 10 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 181.9 | K | N/A | Carlson and Westrum, 1965, 2 | Uncertainty assigned by TRC = 0.1 K; TRC |
Ttriple | 181.90 | K | N/A | Carlson, 1962 | Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 528. | K | N/A | Kobe, Ravicz, et al., 1956 | Uncertainty assigned by TRC = 2. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 47.20 | bar | N/A | Kobe, Ravicz, et al., 1956 | Uncertainty assigned by TRC = 1.034 bar; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Vc | 0.247 | l/mol | N/A | Kobe, Ravicz, et al., 1956 | Uncertainty assigned by TRC = 0.005 l/mol; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 32.2 | kJ/mol | N/A | Moiseev and Antonova, 1970 | Based on data from 215. to 360. K.; AC |
Enthalpy of vaporization
ΔvapH (kJ/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
32.4 | 304. | N/A | Loras, Aucejo, et al., 2002 | Based on data from 289. to 337. K.; AC |
34.4 | 266. | A | Stephenson and Malanowski, 1987 | Based on data from 251. to 338. K.; AC |
31.5 | 324. | N/A | Krevor and Prausnitz, 1986 | Based on data from 309. to 339. K.; AC |
32.5 | 295. | N/A | Dykyj, 1972 | Based on data from 288. to 303. K.; AC |
30.9 | 348. | N/A | Eon, Pommier, et al., 1971 | Based on data from 333. to 373. K. See also Boublik, Fried, et al., 1984.; AC |
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 |
---|---|---|---|---|---|
333.4 to 373.5 | 4.81528 | 1643.082 | 3.234 | Eon, Pommier, et al., 1971 | Coefficents calculated by NIST from author's data. |
Enthalpy of fusion
ΔfusH (kJ/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
8.552 | 181.90 | Carlson and Westrum, 1965 | DH |
8.55 | 181.9 | Carlson and Westrum, 1965 | AC |
Entropy of fusion
ΔfusS (J/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
47.01 | 181.90 | Carlson and Westrum, 1965 | DH |
IR Spectrum
Go To: Top, Condensed phase thermochemistry data, Phase change data, UV/Visible spectrum, 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
Gas Phase Spectrum
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Notice: Concentration information is not available for this spectrum and, therefore, molar absorptivity values cannot be derived.
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 | Sadtler Research Labs Under US-EPA Contract |
State | gas |
UV/Visible spectrum
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, 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: Victor Talrose, Eugeny B. Stern, Antonina A. Goncharova, Natalia A. Messineva, Natalia V. Trusova, Margarita V. Efimkina
Spectrum
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Additional Data
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Source | Rice, 1952 |
---|---|
Owner | INEP CP RAS, NIST OSRD Collection (C) 2007 copyright by the U.S. Secretary of Commerce on behalf of the United States of America. All rights reserved. |
Origin | INSTITUTE OF ENERGY PROBLEMS OF CHEMICAL PHYSICS, RAS |
Source reference | RAS UV No. 3384 |
Instrument | n.i.g. |
Melting point | -87.5 |
Boiling point | 65 |
References
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, UV/Visible spectrum, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Carlson and Westrum, 1965
Carlson, H.G.; Westrum, E.F., Jr.,
2-Methylfuran. Heat capacity and thermodynamic properties from 5 to 310 K,
J. Chem. Eng. Data, 1965, 10, 134-135. [all data]
Carlson and Westrum, 1965, 2
Carlson, H.G.; Westrum, E.F., Jr.,
2-Methylfuran-Heat Capacity and Thermodynamic Properties from 5°to 310° K.,
J. Chem. Eng. Data, 1965, 10, 2, 134, https://doi.org/10.1021/je60025a018
. [all data]
Carlson, 1962
Carlson,
, Ph.D. Thesis, Univ. Mich., Ann Arbor, MI, 1962. [all data]
Kobe, Ravicz, et al., 1956
Kobe, K.A.; Ravicz, A.E.; Vohra, S.P.,
Critical Properties and Vapor Pressures of Some Ethers and Heterocyclic Compounds,
J. Chem. Eng. Data, 1956, 1, 50. [all data]
Moiseev and Antonova, 1970
Moiseev, V.D.; Antonova, N.D.,
Zh. Fiz. Khim., 1970, 44, 11, 2912. [all data]
Loras, Aucejo, et al., 2002
Loras, Sonia; Aucejo, Antonio; Montón, Juan B.; Wisniak, Jaime; Segura, Hugo,
Phase Equilibria for 1,1,1,2,3,4,4,5,5,5-Decafluoropentane + 2-Methylfuran, 2-Methylfuran + Oxolane, and 1,1,1,2,3,4,4,5,5,5- Decafluoropentane + 2-Methylfuran + Oxolane at 35 kPa,
J. Chem. Eng. Data, 2002, 47, 5, 1256-1262, https://doi.org/10.1021/je0255325
. [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]
Krevor and Prausnitz, 1986
Krevor, David H.; Prausnitz, John M.,
Vapor-liquid equilibria for model mixtures of coal-derived liquids. 1. Binary systems with 2-methylfuran,
J. Chem. Eng. Data, 1986, 31, 3, 349-353, https://doi.org/10.1021/je00045a027
. [all data]
Dykyj, 1972
Dykyj, J.,
Petrochemia, 1972, 12, 1, 13. [all data]
Eon, Pommier, et al., 1971
Eon, C.; Pommier, C.; Guiochon, G.,
Vapor pressures and second virial coefficients of some five-membered heterocyclic derivatives,
J. Chem. Eng. Data, 1971, 16, 4, 408-410, https://doi.org/10.1021/je60051a008
. [all data]
Boublik, Fried, et al., 1984
Boublik, T.; Fried, V.; Hala, E.,
The Vapour Pressures of Pure Substances: Selected Values of the Temperature Dependence of the Vapour Pressures of Some Pure Substances in the Normal and Low Pressure Region, 2nd ed., Elsevier, New York, 1984, 972. [all data]
Rice, 1952
Rice, H.L.,
The structure of methylenedihydrofuran,
J. Am. Chem. Soc., 1952, 74, 3193-3194. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Phase change data, IR Spectrum, UV/Visible spectrum, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid Pc Critical pressure S°liquid Entropy of liquid at standard conditions Tboil Boiling point Tc Critical temperature Ttriple Triple point temperature Vc Critical volume ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion 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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