1,2,3,4-Tetrachlorocyclohexene
1,2,3,4-Tetrachlorocyclohexene contains a six-membered ring with four adjacent chlorine atoms and one double bond. HTS 2903.89.70 covers this as 'other' halogenated cyclenic hydrocarbon derivative. Distinguish from fully saturated cyclanic compounds.
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More Specific Codes
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If unsaturated acyclic with same chlorination
Acyclic unsaturation patterns classify under earlier 2903.29 subheadings.
If ether functionality present
Oxygen-containing halogen derivatives shift to Chapter 29 oxygen function headings.
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Import Tips & Compliance
• Include double bond position confirmation via IR spectroscopy
• Monitor for HCl evolution during storage; use alkaline scrubbers
• Classify as UN 3334 aviation regulated liquid if transported by air
Related Products under HTS 2903.89.70
Hexachlorocyclohexane (Lindane)
Hexachlorocyclohexane, commonly known as Lindane, is a chlorinated cyclic hydrocarbon used primarily as an insecticide. It falls under HTS 2903.89.70 as a halogenated derivative of cyclanic hydrocarbons, specifically featuring multiple chlorine atoms attached to a cyclohexane ring. This classification applies to its chemically defined structure meeting Chapter 29 criteria for separate organic compounds.
Hexachlorocyclopentadiene
Hexachlorocyclopentadiene is a highly chlorinated cyclopentadiene derivative used in synthesis of pesticides and flame retardants. Classified under HTS 2903.89.70 as 'other' halogenated derivatives of cyclanic hydrocarbons due to its fully chlorinated five-membered ring structure. Meets Chapter 29 note (a) as a separate chemically defined organic compound.
Chlorendic Anhydride
Chlorendic anhydride (1,4,5,6,7,7-hexachlorocyclopentene-3,4-dicarboxylic anhydride) is a halogenated cyclic compound used in flame-retardant resins. It qualifies for HTS 2903.89.70 as a halogenated derivative of cyclenic hydrocarbons with its characteristic chlorinated cyclopentene ring. Excluded from heterocyclic provisions by Chapter 29 notes.
Pentachlorocyclopropane
Pentachlorocyclopropane is a three-carbon ring compound with five chlorine substitutions, used in specialty chemical synthesis. Falls under HTS 2903.89.70 as an 'other' halogenated cyclanic hydrocarbon derivative. Its small strained ring qualifies as cyclanic per tariff structure.
Tetrachlorocyclobutane
Tetrachlorocyclobutane features a four-membered ring with four chlorine atoms, used as a reactive intermediate. Classified in HTS 2903.89.70 for halogenated cyclanic hydrocarbon derivatives outside specific subheadings. Pure compound status confirmed by Chapter 29 note (a).
Octachlorocyclohexene
Octachlorocyclohexene features eight chlorine atoms on a cyclohexene ring, used in fluorocarbon precursor synthesis. Falls under HTS 2903.89.70 as other halogenated cyclenic hydrocarbons. High halogen content distinguishes from lower chlorinated isomers.