Isobutanal (2-Methylpropanal) from Japan
Isobutanal, also known as 2-methylpropanal, is a colorless volatile liquid aldehyde with the formula (CH3)2CHCHO, classified under HTS 2912.19.40.00 as an acyclic aldehyde without other oxygen function. It is a key intermediate in organic synthesis for pharmaceuticals, fragrances, and plasticizers.
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%
Import Tips
• Provide detailed chemical analysis certificates confirming purity >99% and absence of other oxygen functions to avoid reclassification
• Ensure proper hazardous material labeling (UN 2045, flammable liquid) and compliance with DOT/IATA shipping regulations
• Verify supplier COA matches HTS description; impurities >1% may shift to 'other' acyclic aldehydes under 2912.19.50