1,4-Dioxane
- Formula: C4H8O2
- Molecular weight: 88.1051
- IUPAC Standard InChIKey: RYHBNJHYFVUHQT-UHFFFAOYSA-N
- CAS Registry Number: 123-91-1
- 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. - Other names: p-Dioxane; p-Dioxan; Di(ethylene oxide); Diethylene dioxide; Diethylene ether; Dioxan; Dioxane; Dioxyethylene ether; 1,4-Diethylene dioxide; 1,4-Dioxan; 1,4-Dioxacyclohexane; Glycol ethylene ether; Tetrahydro-p-dioxin; Diokan; Dioksan; Diossano-1,4; Dioxaan-1,4; Dioxan-1,4; Dioxane-1,4; Dioxanne; NCI-C03689; Tetrahydro-1,4-dioxin; p-Dioxin, tetrahydro-; Rcra waste number U108; UN 1165; 1,4-Dioxin, tetrahydro-; 1,4-Diethyleneoxide; Glycol ethylene ether 8; NE 220; NSC 8728
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Phase change data
Go To: Top, IR Spectrum, 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
ALS - Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
DRB - Donald R. Burgess, Jr.
AC - William E. Acree, Jr., James S. Chickos
DH - Eugene S. Domalski and Elizabeth D. Hearing
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
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tboil | 374.3 ± 0.8 | K | AVG | N/A | Average of 20 out of 21 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Tfus | 285. ± 1. | K | AVG | N/A | Average of 17 out of 18 values; Individual data points |
Quantity | Value | Units | Method | Reference | Comment |
Ttriple | 284.1 | K | N/A | Jacobs and Parks, 1934 | Crystal phase 1 phase; Uncertainty assigned by TRC = 0.2 K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Tc | 587.3 | K | N/A | Cristou, Young, et al., 1991 | Uncertainty assigned by TRC = 1. K; TRC |
Tc | 588.15 | K | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 2. K; TRC |
Tc | 588. | K | N/A | Kobe, Ravicz, et al., 1956 | Uncertainty assigned by TRC = 2. K; TRC |
Tc | 585.15 | K | N/A | Hojendahl, 1946 | Uncertainty assigned by TRC = 2. K; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Pc | 54.0000 | atm | N/A | Glaser and Ruland, 1957 | Uncertainty assigned by TRC = 3.0000 atm; TRC |
Pc | 51.42 | atm | N/A | Kobe, Ravicz, et al., 1956 | Uncertainty assigned by TRC = 0.6804 atm; TRC |
Pc | 49.35 | atm | N/A | Hojendahl, 1946 | Uncertainty assigned by TRC = 0.69 atm; by extrapolation of vapor pressure to critical temperature; TRC |
Quantity | Value | Units | Method | Reference | Comment |
Vc | 0.239 | l/mol | N/A | Cristou, Young, et al., 1991 | Uncertainty assigned by TRC = 0.008 l/mol; TRC |
Vc | 0.239 | l/mol | N/A | Kobe, Ravicz, et al., 1956 | Uncertainty assigned by TRC = 0.004 l/mol; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ρc | 4.09 | mol/l | N/A | Hojendahl, 1946 | Uncertainty assigned by TRC = 0.11 mol/l; TRC |
Quantity | Value | Units | Method | Reference | Comment |
ΔvapH° | 9.0 ± 0.9 | kcal/mol | AVG | N/A | Average of 7 values; Individual data points |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
8.164 | 374.5 | N/A | Majer and Svoboda, 1985 | |
9.1 | 300. | A | Stephenson and Malanowski, 1987 | Based on data from 285. to 375. K.; AC |
8.72 | 350. | N/A | Castellari, Comelli, et al., 1984 | Based on data from 329. to 372. K.; AC |
8.91 | 308. | N/A | Vinson and Martin, 1963 | Based on data from 293. to 398. K. See also Boublik, Fried, et al., 1984.; AC |
8.56 | 273. | V | Gallaugher and Hibbert, 1937 | ALS |
8.8 | 318. | N/A | Hovorka, Schaefer, et al., 1936 | Based on data from 283. to 353. 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 |
---|---|---|---|---|---|
293. to 378. | 4.57564 | 1570.093 | -31.297 | Crenshaw, Cope, et al., 1938 | Coefficents calculated by NIST from author's data. |
Enthalpy of sublimation
ΔsubH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
8.51 | 255. | A | Stull, 1947 | Based on data from 237. to 272. K.; AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Reference | Comment |
---|---|---|---|
3.069 | 284.1 | Domalski and Hearing, 1996 | AC |
2.8394 | 283.2 | Roth and Meyer, 1933 | DH |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
10.0 | 283.2 | Roth and Meyer, 1933 | DH |
Entropy of fusion
ΔfusS (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
2.10 | 272.9 | Domalski and Hearing, 1996 | CAL |
10.80 | 284.1 |
Enthalpy of phase transition
ΔHtrs (kcal/mol) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
0.5619 | 272.9 | crystaline, II | crystaline, I | Jacobs and Parks, 1934, 2 | DH |
3.0700 | 284.1 | crystaline, I | liquid | Jacobs and Parks, 1934, 2 | DH |
Entropy of phase transition
ΔStrs (cal/mol*K) | Temperature (K) | Initial Phase | Final Phase | Reference | Comment |
---|---|---|---|---|---|
2.1 | 272.9 | crystaline, II | crystaline, I | Jacobs and Parks, 1934, 2 | DH |
10.8 | 284.1 | crystaline, I | liquid | Jacobs and Parks, 1934, 2 | DH |
IR Spectrum
Go To: Top, Phase change data, Mass spectrum (electron ionization), References, Notes
Data compiled by: Coblentz Society, Inc.
- GAS (8 mmHg, N2 ADDED, TOTAL PRESSURE 600 mmHg); BECKMAN IR-9 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 2 cm-1 resolution
- SOLUTION (10% IN CCl4 FOR 3800-1340, 10% IN CS2 FOR 1340-460 CM-1); DOW KBr FOREPRISM-GRATING; DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution
- SOLUTION (10% IN CCl4 FOR 4000-1330 CM-1, 10% IN CS2 FOR 1330-600 CM-1); BECKMAN IR-7 (GRATING); DIGITIZED BY NIST FROM HARD COPY (FROM TWO SEGMENTS); 4 cm-1 resolution
Data compiled by: NIST Mass Spectrometry Data Center, William E. Wallace, director
Mass spectrum (electron ionization)
Go To: Top, 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: 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 | NIST Mass Spectrometry Data Center, 1990. |
NIST MS number | 118696 |
References
Go To: Top, Phase change data, IR Spectrum, 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.
Jacobs and Parks, 1934
Jacobs, C.J.; Parks, G.S.,
Thermal data on organic compounds. XIV. Some heat capacity, entropy and free energy data for cyclic substances,
J. Am. Chem. Soc., 1934, 56, 1513-17. [all data]
Cristou, Young, et al., 1991
Cristou, G.; Young, C.L.; Svejda, P.,
Fluid Phase Equilibria, 1991, 67, 45-53. [all data]
Glaser and Ruland, 1957
Glaser, F.; Ruland, H.,
Untersuchungsen über dampfdruckkurven und kritische daten einiger technisch wichtiger organischer substanzen,
Chem. Ing. Techn., 1957, 29, 772. [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]
Hojendahl, 1946
Hojendahl, K.,
Dielectric Constant, Viscosity, Surface Tension, and Critical Data of Boron Tribromide, Dioxane, and Ethylene Dichloride,
Mat.-Fys. Medd. - K. Dan. Vidensk. Selsk., 1946, 24, 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]
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]
Castellari, Comelli, et al., 1984
Castellari, Carlo; Comelli, Fabio; Francesconi, Romolo,
Vapor-liquid equilibria in binary systems containing 1,3-dioxolane at isobaric conditions. 4. Binary mixtures of 1,3-dioxolane with 1,4-dioxane and 1,1,2,2-tetrachloroethane,
J. Chem. Eng. Data, 1984, 29, 2, 126-128, https://doi.org/10.1021/je00036a008
. [all data]
Vinson and Martin, 1963
Vinson, Carl G.; Martin, Joseph J.,
Heat of Vaporization and Vapor Pressure of 1,4-Dioxane.,
J. Chem. Eng. Data, 1963, 8, 1, 74-75, https://doi.org/10.1021/je60016a021
. [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]
Gallaugher and Hibbert, 1937
Gallaugher, A.F.; Hibbert, H.,
Studies on reactions relating to carbohydrates and polysaccharides. LV. Vapor pressures of the polyethylene glycols and their derivatives,
J. Am. Chem. Soc., 1937, 59, 2521-2525. [all data]
Hovorka, Schaefer, et al., 1936
Hovorka, Frank; Schaefer, Ralph A.; Dreisbach, Dale,
The System Dioxane and Water,
J. Am. Chem. Soc., 1936, 58, 11, 2264-2267, https://doi.org/10.1021/ja01302a051
. [all data]
Crenshaw, Cope, et al., 1938
Crenshaw, J.L.; Cope, A.C.; Finkelstein, N.; Rogan, R.,
The Dioxanates of the Mercuric Halides,
J. Am. Chem. Soc., 1938, 60, 10, 2308-2311, https://doi.org/10.1021/ja01277a010
. [all data]
Stull, 1947
Stull, Daniel R.,
Vapor Pressure of Pure Substances. Organic and Inorganic Compounds,
Ind. Eng. Chem., 1947, 39, 4, 517-540, https://doi.org/10.1021/ie50448a022
. [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]
Roth and Meyer, 1933
Roth, W.A.; Meyer, I.,
Einige physikalisch-chemische konstanten des dioxans,
Z. Electrochem., 1933, 39, 35-37. [all data]
Jacobs and Parks, 1934, 2
Jacobs, C.J.; Parks, G.S.,
Thermal data on organic compounds. XIV. Some heat capacity, entropy and free energy data for cyclic substances,
J. Am. Chem. Soc., 1934, 56, 1513-1517. [all data]
Notes
Go To: Top, Phase change data, IR Spectrum, Mass spectrum (electron ionization), References
- Symbols used in this document:
Pc Critical pressure Tboil Boiling point Tc Critical temperature Tfus Fusion (melting) point Ttriple Triple point temperature Vc Critical volume ΔHtrs Enthalpy of phase transition ΔStrs Entropy of phase transition ΔfusH Enthalpy of fusion ΔfusS Entropy of fusion ΔsubH Enthalpy of sublimation ΔvapH Enthalpy of vaporization ΔvapH° Enthalpy of vaporization at standard conditions ρc Critical density - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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