Heptachlor

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Description

A light tan waxy solid with a camphor-like odor. Heptachlor is a toxic chlorinated compound that was introduced as an insecticide in 1948. It was used for termites, boll weevils, and fire ants. Heptachlor was restricted for use in the U.S. in 1983.

Synonyms and Related Terms

1,4,5,6,7,8,8-heptachloro-3a,4,7,7a-tetrahydro-4-7-methanoindene; Drinox; Heptagran; Velsicol-104; Aahepta; Agroceres; Basaklor; Heptamul; Rhodiachlor

Other Properties

Soluble in xylene, ethanol. Insoluble in water.

Composition C10H5Cl7
CAS 76-44-8
Melting Point 95-96
Density 1.57-1.59
Molecular Weight mol. wt. = 373.35
Boiling Point 145

Hazards and Safety

Highly toxic by ingestion, inhalation and skin absorption. Contact causes irritation.

LINK: International Chemical Safety Card

Sources Checked for Data in Record

  • Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993
  • Pam Hatchfield, Pollutants in the Museum Environment, Archetype Press, London, 2002
  • The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983 Comment: entry 4690
  • Encyclopedia Britannica, http://www.britannica.com Comment: "agriculture, history of" Encyclopædia Britannica [Accessed March 26, 2002] Introduced in 1948
  • Random House, Webster's Encyclopedic Unabridged Dictionary of the English Language, Grammercy Book, New York, 1997
  • Website address 1 Comment: www.speclab.com/compound/c76448