Indole-3-Carbaldehyde from Japan
Indole-3-carbaldehyde, a bicyclic benzopyrrole with aldehyde substitution, used in perfume and pharma synthesis. HTS 2933.99.9701 as other nitrogen heterocycles; aldehyde function doesn't override per classification notes.
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
• GC purity >95% required; lower grades considered mixtures
• IFRA compliance for fragrance use; avoid cosmetic misdeclaration
• Aldehyde stabilizers must meet Chapter note (g) identifiability criteria