2905.14.50.50/2-Methyl-2-Butanol (tert-Amyl Alcohol)/Japan

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

2-Methyl-2-butanol is a tertiary C5 acyclic alcohol technically classified as butanol derivative under HTS 2905.14.5050 due to its saturated monohydric structure. Primarily used as a gasoline anti-knock additive.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

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Import Tips

• Provide ASTM D7860 analysis confirming >96% purity for fuel additive specifications

• EPA registration may be required if marketed as fuel additive; verify TSCA inventory status

• Segregate from primary alcohols during storage to prevent trans-esterification reactions