Isoeugenol (2-Methoxy-4-(1-propenyl)phenol) from Japan
Isoeugenol is an unsaturated guaiacol derivative allylbenzene used in perfumery and as vanillin precursor via oxidation. Its ether-phenol structure maintains HTS 2909.50.20.00 classification despite propenyl substitution. Essential import for fragrance synthesis.
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
• Specify cis/trans isomer ratio; mixed isomers require separate declaration
• Provide oxidation pathway documentation linking to vanillin production
• IFRA compliance certificate required for fragrance chemical imports