tert-Amyl Alcohol (2-Methyl-2-Butanol)

tert-Amyl alcohol, or 2-methyl-2-butanol, is a tertiary pentanol isomer under HTS 2905.19.10.00 for saturated monohydric acyclic alcohols. Common gasoline oxygenate and chemical intermediate.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China5.5%+35.0%40.5%
🇲🇽Mexico5.5%+10.0%15.5%
🇨🇦Canada5.5%+10.0%15.5%
🇩🇪Germany5.5%+10.0%15.5%
🇯🇵Japan5.5%+10.0%15.5%

Alternative Classifications

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

2711.12.00Lower: 25% vs 40.5%

If propane/liquefied gas fuel containing tert-amyl alcohol additive

Fuel gases with alcohol additives classify under Chapter 27.

3811.90.00.00Higher: 41.5% vs 40.5%

If anti-knock preparation containing >70% tert-amyl alcohol

Antiknock additives for motor fuels classify in heading 3811.

2905.16.00Lower: 38.7% vs 40.5%

If octanol content exceeds 10% as manufacturing impurity

Alcohol mixtures dominated by higher chain lengths use different subheadings.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Provide EPA fuel oxygenate certification if for gasoline blending applications

Classify as UN 1107 (Flammable Liquid) with proper flashing point documentation

Avoid plastic packaging; use HDPE/steel drums rated for corrosive alcohols

Related Products under HTS 2905.19.10.00