1,3,5,7-Octatetrayne
- Formula: C8H2
- Molecular weight: 98.1015
- IUPAC Standard InChI: InChI=1S/C8H2/c1-3-5-7-8-6-4-2/h1-2H
- IUPAC Standard InChIKey: CDGAYCHXIBGGNI-UHFFFAOYSA-N
- CAS Registry Number: 6165-96-4
- Chemical structure:
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Reaction 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: John E. Bartmess
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
C8H- + =
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | 355.0 ± 5.0 | kcal/mol | D-EA | Garand, Yacovitch, et al., 2010 | gas phase; Calns says linear H-terminated structure for anion |
| Quantity | Value | Units | Method | Reference | Comment |
| ΔrG° | 346.9 ± 5.1 | kcal/mol | H-TS | Garand, Yacovitch, et al., 2010 | gas phase; Calns says linear H-terminated structure for anion |
References
Go To: Top, Reaction thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Garand, Yacovitch, et al., 2010
Garand, E.; Yacovitch, T.I.; Zhou, J.; Sheehan, S.M.; Neumark, D.M.,
Slow photoelectron velocity-map imaging of the CnH- (n=5-9) anions,
Chem. Sci., 2010, 1, 2, 192-201, https://doi.org/10.1039/c0sc00164c
. [all data]
Notes
Go To: Top, Reaction thermochemistry data, References
- Symbols used in this document:
ΔrG° Free energy of reaction at standard conditions ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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