Heptachlor

1,4,5,6,7,8,8 - heptachlor - 3a, 4,7,7 a -tetrahydro- 4 ,7- methanoindene

White solid with campherähnlichem odor

Fixed

1.58 g · m -3 ( 9 ° C)

95-96 ° C

117-126 ° C ( 6.5 Pa)

40 mPa

Poorly in water: 6 mg · l-1 (25 ° C)

Risk

0.5 mg · m-3

Template: Infobox chemical / molecular formula search available

Heptachlor is an insecticide that acts as a contact or stomach poison. It has been used primarily against soil insects and termites, but also against Anopheles mosquitoes spread malaria and as a pesticide.

Heptachlor humans leads to liver damage and to an over- stimulation of the central nervous system. It is suspected of causing cancer. The half-life in the soil amounts to up to two years.

Analytical detection

The chemical- analytical detection in environmental samples, food and feed can be performed with chromatographic methods.

Ban

In the Stockholm Convention of 22 May 2001 for a worldwide ban on the manufacture, sale and use of twelve persistent organic pollutants (POP persistent organic pollutants) was ratified. Under this " dirty dozen " is also heptachlor. Since 17 May 2004, the Convention has after ratification by the 50th State on the accession global validity.