1,7-Octadiyne
- Formula: C8H10
- Molecular weight: 106.1650
- IUPAC Standard InChI: InChI=1S/C8H10/c1-3-5-7-8-6-4-2/h1-2H,5-8H2
- IUPAC Standard InChIKey: DSOJWVLXZNRKCS-UHFFFAOYSA-N
- CAS Registry Number: 871-84-1
- 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: octa-1,7-diyne
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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
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| Tboil | 408. to 409. | K | N/A | Farchan Laboratories, 1990 | BS |
| Tboil | 408.7 | K | N/A | Weast and Grasselli, 1989 | BS |
| Tboil | 409. | K | N/A | Lespieau and Deluchat, 1926 | Uncertainty assigned by TRC = 4. K; TRC |
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: Hussein Y. Afeefy, Joel F. Liebman, and Stephen E. Stein
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
4 +
=
By formula: 4H2 + C8H10 = C8H18
| Quantity | Value | Units | Method | Reference | Comment |
|---|---|---|---|---|---|
| ΔrH° | -584.5 ± 5.0 | kJ/mol | Chyd | Flitcroft, Skinner, et al., 1957 | liquid phase |
References
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Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Farchan Laboratories, 1990
Farchan Laboratories,
Research Chemicals Catalog, Farchan Laboratories, Gainesville, FL, 1990, 91. [all data]
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]
Lespieau and Deluchat, 1926
Lespieau, R.; Deluchat, M.,
C. R. Hebd. Seances Acad. Sci., 1926, 183, 889. [all data]
Flitcroft, Skinner, et al., 1957
Flitcroft, T.; Skinner, H.A.; Whiting, M.C.,
Heats of hydrogenation Part 1.-Dodeca-3:9 and -5:7 Diynes,
Trans. Faraday Soc., 1957, 53, 784-790. [all data]
Notes
Go To: Top, Phase change data, Reaction thermochemistry data, References
- Symbols used in this document:
Tboil Boiling point ΔrH° Enthalpy of reaction at standard conditions - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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