2,5,8,11-Tetraoxadodecane
- Formula: C8H18O4
- Molecular weight: 178.2261
- IUPAC Standard InChIKey: YFNKIDBQEZZDLK-UHFFFAOYSA-N
- CAS Registry Number: 112-49-2
- 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: Ansul Ether 161; Ethane, 1,2-bis(2-methoxyethoxy)-; Glyme-3; Triethylene glycol dimethyl ether; Triglyme; 1,2-Bis(2-methoxyethoxy)ethane; (CH3O(CH2)2OCH2)2; 1,2-Bis(methoxyethoxy)ethane; Dimethyl ether of triethylene glycol; Glyme 4; NSC 66400; triglyme (triethylene glycol dimethyl ether)
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Condensed phase thermochemistry data
Go To: Top, Reaction 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 by: Eugene S. Domalski and Elizabeth D. Hearing
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
S°liquid | 117.8 | cal/mol*K | N/A | Beaumont, Clegg, et al., 1966 | Extrapolation below 90 K, 103.8 J/mol*K. |
Constant pressure heat capacity of liquid
Cp,liquid (cal/mol*K) | Temperature (K) | Reference | Comment |
---|---|---|---|
87.902 | 298.15 | Trejo, Costas, et al., 1991 | |
88.00 | 298.15 | Beaumont, Clegg, et al., 1966 | T = 90 to 350 K. |
Reaction thermochemistry data
Go To: Top, 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 by: Michael M. Meot-Ner (Mautner) and Sharon G. Lias
Note: Please consider using the reaction search for this species. This page allows searching of all reactions involving this species. A general reaction search form is also available. Future versions of this site may rely on reaction search pages in place of the enumerated reaction displays seen below.
Individual Reactions
By formula: C3H10N+ + C8H18O4 = (C3H10N+ • C8H18O4)
Bond type: Hydrogen bonds with polydentate bonding in positive ions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 34.6 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1983 | gas phase; triglyme |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 40.0 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1983 | gas phase; triglyme |
By formula: C4H5N2+ + C8H18O4 = (C4H5N2+ • C8H18O4)
Bond type: Hydrogen bonds with polydentate bonding in positive ions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 37.0 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1983 | gas phase; triglyme |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 41.4 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1983 | gas phase; triglyme |
By formula: C6H14N+ + C8H18O4 = (C6H14N+ • C8H18O4)
Bond type: Hydrogen bonds with polydentate bonding in positive ions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 43.3 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1983 | gas phase; triglyme |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 43.8 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1983 | gas phase; triglyme |
By formula: (C8H18O4 • 2H2O) + H2O = (C8H18O4 • 3H2O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 10.3 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 22.9 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
By formula: (C8H18O4 • 3H2O) + H2O = (C8H18O4 • 4H2O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 9.1 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 21.2 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
By formula: (C8H18O4 • H2O) + H2O = (C8H18O4 • 2H2O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 12.3 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 31.7 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
By formula: C5H6N+ + C8H18O4 = (C5H6N+ • C8H18O4)
Bond type: Hydrogen bonds with polydentate bonding in positive ions
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 34.7 | kcal/mol | PHPMS | Meot-Ner (Mautner), 1983 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 38.3 | cal/mol*K | PHPMS | Meot-Ner (Mautner), 1983 | gas phase |
By formula: C8H18O4 + H2O = (C8H18O4 • H2O)
Bond type: Hydrogen bond (positive ion to hydride)
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
ΔrH° | 20.4 | kcal/mol | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
Quantity | Value | Units | Method | Reference | Comment |
ΔrS° | 40.1 | cal/mol*K | PHPMS | Meot-Ner (Mautner), Sieck, et al., 1994 | gas phase |
References
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Beaumont, Clegg, et al., 1966
Beaumont, R.H.; Clegg, B.; Gee, G.; Herbert, J.B.M.; Marks, D.J.; Roberts, R.C.; Sims, D.,
Heat capacities of propylene oxide and of some polymers of ethylene and propylene oxides,
Polymer, 1966, 7, 401-416. [all data]
Trejo, Costas, et al., 1991
Trejo, L.M.; Costas, M.; Patterson, D.,
Excess heat capacity of organic mixtures, Internat. DATA Series,
Selected Data Mixt., 1991, Ser. [all data]
Meot-Ner (Mautner), 1983
Meot-Ner (Mautner), M.,
The Ionic Hydrogen Bond. 3. Multiple and -CH+...O- Bonds. Complexes of Ammonium Ions with Polyethers and Crown Ethers,
J. Am. Chem. Soc., 1983, 105, 15, 4912, https://doi.org/10.1021/ja00353a012
. [all data]
Meot-Ner (Mautner), Sieck, et al., 1994
Meot-Ner (Mautner), M.; Sieck, L.W.; Liebman, J.F.; Scheiner, S.; Duan, X.,
The Ionic Hydrogen Bond. 5. Polydentate and Solvent-Bridged Structures. Complexing of the Proton and the Hydronium Ions by Polyethers,
J. Am. Chem. Soc., 1994, 116, 17, 7848, https://doi.org/10.1021/ja00096a047
. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, Reaction thermochemistry data, References
- Symbols used in this document:
Cp,liquid Constant pressure heat capacity of liquid S°liquid Entropy of liquid at standard conditions ΔrH° Enthalpy of reaction at standard conditions ΔrS° Entropy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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