4-Methyl-1-Pentene

4-Methyl-1-pentene is a branched acyclic mono-olefin with formula C6H12 and terminal double bond. Classified under 'other' unsaturated acyclic hydrocarbons not specifically named. Used in specialty polymer and synthetic lubricant production.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+35.0%35%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+10.0%10%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

2902.19.00Same rate: 35%

If predominantly cyclic structure confirmed

Cyclic hydrocarbons classified in heading 2902 regardless of unsaturation.

2711.13.00Lower: 25% vs 35%

If butane/propylene mixtures for fuel use

Petroleum gases remain in Chapter 27 when not separated to chemical purity.

3827.90Lower: 13.7% vs 35%

If imported as polymerisation monomer mixture

Industrial fatty acid derivatives or mixtures shift to Chapter 38.

Not sure which classification is right?

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Import Tips & Compliance

Specify exact isomer structure in commercial invoice to prevent confusion with cyclic isomers

Monitor anti-dusting agent levels; excess triggers Chapter note 1(g) limitations

Provide end-use declaration if >99% pure to avoid chemical mixture scrutiny

Related Products under HTS 2901.29.50.00

1-Hexene

1-Hexene is an acyclic unsaturated hydrocarbon with the formula C6H12, featuring a terminal double bond. It falls under HTS 2901.29.50.00 as an 'other' unsaturated acyclic hydrocarbon not specifically enumerated elsewhere in the subheading. Commonly used as a comonomer in polyethylene production.

1-Octene

1-Octene (C8H16) is a straight-chain alpha-olefin with a terminal carbon-carbon double bond, classified as an 'other' unsaturated acyclic hydrocarbon. Used primarily in linear low-density polyethylene (LLDPE) production as a comonomer. Meets Chapter 29 criteria for separate chemically defined organic compounds.

1-Nonene

1-Nonene (C9H18) represents linear alpha-olefins in the C9 range, unsaturated acyclic hydrocarbons with terminal double bonds. Falls under 'other' category as not specifically enumerated. Essential for synthetic lubricants and plasticizers.

1-Decene

1-Decene is a C10 alpha-olefin, straight-chain unsaturated acyclic hydrocarbon used in polyalphaolefin (PAO) synthetic base stocks. Classified as 'other' unsaturated acyclic hydrocarbons per subheading structure. Meets chemical purity requirements of Chapter 29.

1-Dodecene

1-Dodecene (C12H24) serves as higher alpha-olefin for detergent alcohol production and synthetic lubricants. Pure acyclic unsaturated hydrocarbon fitting 'other' classification. Excluded from petroleum gas provisions by chemical separation.

2-Ethyl-1-Hexene

2-Ethyl-1-hexene is a branched C8 alpha-olefin with terminal double bond, used in specialty polymer applications. Qualifies as separate chemically defined unsaturated acyclic hydrocarbon under Chapter 29 scope. Not covered by earlier specific provisions.