2-Methyl-2-Butanol (tert-Amyl Alcohol) from Mexico
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 — Mexico → United States
15.5%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
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