Heptachlor

• Formula: C₁₀H₅Cl₇
• Molecular weight: 373.318
• IUPAC Standard InChI: InChI=1S/C10H5Cl7/c11-4-2-1-3-5(4)9(15)7(13)6(12)8(3,14)10(9,16)17/h1-5H Copy

  
• IUPAC Standard InChIKey: FRCCEHPWNOQAEU-UHFFFAOYSA-N Copy
• CAS Registry Number: 76-44-8
• 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.
• Species with the same structure:
  • Indene, 1,4,5,6,7,8,8-heptachloro-3alpha,4,7,7alpha-tetrahydro-4,7-methano-
• Other names: 4,7-Methano-1H-indene, 1,4,5,6,7,8,8-heptachloro-3a,4,7,7a-tetrahydro-; 4,7-Methanoindene, 1,4,5,6,7,8,8-heptachloro-3a,4,7,7a-tetrahydro-; Aahepta; Agroceres; E 3314; ENT 15,152; GPKh; Hepta; Heptachlorane; Rhodiachlor; Velsicol 104; 3-Chlorochlordene; 1,4,5,6,7,8,8-heptachloro-3a,4,7,7a-tetrahydro-4,7-methanoindene; Dicyclopentadiene, 3,4,5,6,7,8,8a-heptachloro-; Eptacloro; H-34; Heptachloor; Heptachlorotetrahydro-4,7-methanoindene; Heptagran; Heptamul; NCI-C00180; Technical heptachlor; Velsicol heptachlor; 1(3a),4,5,6,7,8,8-Heptachloro-3a(1),4,7,7a-tetrahydro-4,7-methanoindene; 1,4,5,6,7,10,10-Heptachloro-4,7,8,9-tetrahydro-4,7-endo-methyleneindene; 1,4,5,6,7,10,10-Heptachloro-4,7,8,9-tetrahydro-4,7-methyleneindene; 1,4,5,6,7,8,8-Eptacloro-3a,4,7,7a-tetraidro-4,7-endo-metano-indene; 1,4,5,6,7,8,8-Heptachloor-3a,4,7,7a-tetrahydro-4,7-endo-methano-indeen; 1,4,5,6,7,8,8-Heptachlor-3a,4,7,7,7a-tetrahydro-4,7-endo-methano-inden; 1,4,5,6,7,8,8-Heptachloro-3a,4,7,7,7a-tetrahydro-4,7-methylene indene; 1,4,5,6,7,8,8-Heptachloro-3a,4,7,7a-tetrahydro-4,7-endo-methanoindene; 3a,4,5,6,7,8,8-Heptachloro-3a,4,7,7a-tetrahydro-4,7-methanoindene; Drinox H-34; H-60; 3,4,5,6,7,8,8a-Heptachlorodicyclopentadiene; 1,4,5,6,7,8,8a-Heptachloro-3a,4,7,7a-tetrahydro-4,7-methanoindane; Heptox; Latka 104; Rcra waste number P059; Heptachlore; Arbinex 30TN; NSC 8930; 1,4,5,6,7,8,8-Heptachloro-3a,4,7,7a-tetrahydro-4,7-endomethanoindene (heptachlor)
• Information on this page:
  • Phase change data
  • References
  • Notes
• Other data available:
  • IR Spectrum
  • Mass spectrum (electron ionization)
  • Gas Chromatography
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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

Enthalpy of vaporization

Enthalpy of fusion

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.

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]

Hinckley, Bidleman, et al., 1990
Hinckley, Daniel A.; Bidleman, Terry F.; Foreman, William T.; Tuschall, Jack R., Determination of vapor pressures for nonpolar and semipolar organic compounds from gas chromatograhic retention data, J. Chem. Eng. Data, 1990, 35, 3, 232-237, https://doi.org/10.1021/je00061a003 . [all data]

Rodante, Vecchio, et al., 2000
Rodante, F.; Vecchio, S.; Catalani, G.; Guidotti, M., Journal of Thermal Analysis and Calorimetry, 2000, 60, 2, 605-622, https://doi.org/10.1023/A:1010159424733 . [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

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• 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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