Hexachlorocyclohexane
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666 (disambiguation)
666 may refer to:* AD 666, the year* 666 , the number* The Number of the Beast, a reference in the Book of Revelation in the New Testament* 666 Desdemona, a minor planet in the asteroid belt* U.S. Route 491, an American highway formerly called U.S...
is a six chlorine substituted cyclohexane
Cyclohexane
Cyclohexane is a cycloalkane with the molecular formula C6H12. Cyclohexane is used as a nonpolar solvent for the chemical industry, and also as a raw material for the industrial production of adipic acid and caprolactam, both of which being intermediates used in the production of nylon...
, a polyhalogenated compound
Polyhalogenated compound
Polyhalogenated compounds are any compounds with multiple substitutions of halogens. They are of particular interest and importance because halogens generally are highly reactive and also bioaccumulate in humans, and comprise a superset of which has many toxic and carcinogenic industrial...
. It comes in many forms. Some are pesticides.
Common forms are:
- α-HCH (CAS RNCAS registry numberCAS Registry Numbersare unique numerical identifiers assigned by the "Chemical Abstracts Service" toevery chemical described in the...
: ), or α-BCH, alpha-HexachlorocyclohexaneAlpha-Hexachlorocyclohexaneα-Hexachlorocyclohexane is an organochloride which is one of the isomers of hexachlorocyclohexane . It is a byproduct of the production of the insecticide lindane and it is typically still contained in commercial grade lindane used as insecticide. Lindane, however, has not been produced or... - β-HCH (CAS RN: ), or β-BCH, beta-Hexachlorocyclohexane
- γ-HCH (CAS RN: ), or γ-BCH, gamma-Hexachlorocyclohexane, or LindaneLindaneLindane, also known as gamma-hexachlorocyclohexane, , gammaxene, Gammallin and erroneously known as benzene hexachloride , is an organochlorine chemical variant of hexachlorocyclohexane that has been used both as an agricultural insecticide and as a pharmaceutical treatment for lice and...
- δ-HCH (CAS RN: ), or δ-BCH, delta-Hexachlorocyclohexane
- t-HCH (CAS RN: ), or t-BCH, technical hexachlorocyclohexane