Isoamyl Alcohol
Isoamyl alcohol (3-methyl-1-butanol) is a saturated monohydric acyclic alcohol used as a solvent in paints, varnishes, and pharmaceutical formulations. It falls under HTS 2905.19.90 as it is a C5 acyclic alcohol not specifically enumerated in prior subheadings, meeting Chapter 29 requirements for chemically defined organic compounds.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If derived primarily from petroleum gases
Straight-chain primary alcohols like pentanol from petrochemical processes fall under the specific 2905.11 subheading.
If imported as a solvent mixture with >2 components
Mixtures of organic solvents not qualifying as chemically defined single compounds are classified in Chapter 38 as chemical preparations.
If for bulk technical grade without purification specs
Impurities or petroleum-derived forms may shift to Chapter 27 hydrocarbons if alcohol content doesn't dominate chemically.
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Import Tips & Compliance
• Provide detailed chemical purity certificates (GC/MS analysis) to confirm it meets 'chemically defined' criteria under Chapter 29 note (a)
• Ensure SDS includes CAS number (123-51-3) and verify not mixed with impurities exceeding 1% to avoid reclassification
• Label containers with UN number (1105) for hazmat compliance; common pitfall is improper transport documentation leading to CBP holds
Related Products under HTS 2905.19.90
2-Methyl-1-Butanol
2-Methyl-1-butanol is a branched saturated acyclic primary alcohol used in flavorings, fragrances, and as an intermediate in organic synthesis. Classified under HTS 2905.19.90 as an 'other' saturated monohydric alcohol beyond methanol, ethanol, and propanol/butanol specifics.
3-Methyl-2-Butanol
3-Methyl-2-butanol, a secondary acyclic alcohol, serves as a solvent in nitrocellulose lacquers and extraction processes. It qualifies for HTS 2905.19.90 as a saturated monohydric alcohol not covered by earlier specific headings in 2905.11-2905.17.
2-Pentanol
2-Pentanol is a secondary saturated acyclic alcohol employed in plasticizers and as a chemical intermediate. Under HTS 2905.19.90 as it fits 'other' saturated monohydric alcohols, chemically defined per Chapter 29.
Neopentyl Alcohol
Neopentyl alcohol (2,2-dimethyl-1-propanol) is a highly branched saturated acyclic primary alcohol used in specialty polymer synthesis. Classified in HTS 2905.19.90 as an unsaturated monohydric alcohol outside enumerated subheadings.
1-Hexanol
1-Hexanol (hexyl alcohol) is a primary saturated acyclic alcohol used in plasticizers, flavors, and detergents. Falls under HTS 2905.19.90 as C6 alcohol not specified in butanol/dodecanol subheadings.
4-Methyl-2-Pentanol
4-Methyl-2-pentanol is a branched secondary alcohol used as a coupling agent in coatings and inks. HTS 2905.19.90 applies as saturated acyclic monohydric alcohol per chapter definitions.