Heptachlor epoxide
- Formula: C10H5Cl7O
- Molecular weight: 389.317
- IUPAC Standard InChIKey: ZXFXBSWRVIQKOD-UHFFFAOYSA-N
- CAS Registry Number: 1024-57-3
- Chemical structure:
This structure is also available as a 2d Mol file - Species with the same structure:
- Other names: 2,5-Methano-2H-indeno[1,2-b]oxirene, 2,3,4,5,6,7,7-heptachloro-1a,1b,5,5a,6,6a-hexahydro-, (1aα,1bβ,2α,5α,5aβ,6β,6aα)-; 4,7-Methanoindan, 1,4,5,6,7,8,8-heptachloro-2,3-epoxy-3a,4,7,7a-tetrahydro-; Epoxyheptachlor; ENT 25,584; HCE; Velsicol 53-CS-17; 1,4,5,6,7,8,8-heptachloro-2,3-epoxy-3a,4,7,7a-tetrahydro-4,7-methanoindane; 2,5-Methano-2H-indeno[1,2-b]oxirene, 2,3,4,5,6,7,7-heptachloro-1a,1b,5,5a,6,6a-hexahydro-,(1aR,1bS,2R,5S,5aR,6S,6aR)-rel-; Heptachlore epoxide; 1,4,5,6,7,8,8-Heptachloro-2,3-epoxy-3a,4,7,7a-tetrahydro-4,7-endo-methanoindan
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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:
TRC - Thermodynamics Research Center, NIST Boulder Laboratories, Chris Muzny director
AC - William E. Acree, Jr., James S. Chickos
Quantity | Value | Units | Method | Reference | Comment |
---|---|---|---|---|---|
Tfus | 439. | K | N/A | Plato, 1972 | Crystal phase 1 phase; Uncertainty assigned by TRC = 1. K; TRC |
Tfus | 436.0 | K | N/A | Plato and Glasgow, 1969 | Uncertainty assigned by TRC = 0.2 K; TRC |
Enthalpy of vaporization
ΔvapH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
18. | 373. to 423. | GC | Goel, McConnell, et al., 2007 | AC |
Enthalpy of fusion
ΔfusH (kcal/mol) | Temperature (K) | Method | Reference | Comment |
---|---|---|---|---|
0.681 | 434.9 | DSC | Ksia«807»azczak and Nagata, 1995 | AC |
References
Go To: Top, Phase change data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Plato, 1972
Plato, C.,
DSC as a general method for determining purity and heat of fusion of high-purity organic chemicals,
Anal. Chem., 1972, 44, 1531. [all data]
Plato and Glasgow, 1969
Plato, C.; Glasgow, A.R., Jr.,
Differential scanning calorimetry as a general method for determining the purity and heat of fusion of high-purity organic chemicals. Application to 95 compounds,
Anal. Chem., 1969, 41, 2, 330, https://doi.org/10.1021/ac60271a041
. [all data]
Goel, McConnell, et al., 2007
Goel, Anubha; McConnell, Laura L.; Torrents, Alba,
Determination of vapor pressure-temperature relationships of current--use pesticides and transformation products,
Journal of Environmental Science and Health, Part B, 2007, 42, 4, 343-349, https://doi.org/10.1080/03601230701309494
. [all data]
Ksia«807»azczak and Nagata, 1995
Ksia«807»azczak, A.; Nagata, I.,
Crystal-plastic and plastic-liquid phase transitions, and purity determination,
Thermochimica Acta, 1995, 254, 31-39, https://doi.org/10.1016/0040-6031(94)02032-J
. [all data]
Notes
Go To: Top, Phase change data, References
- Symbols used in this document:
Tfus Fusion (melting) point ΔfusH Enthalpy of fusion ΔvapH Enthalpy of vaporization - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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