Isoamylbenzene from Japan
Isoamylbenzene features a branched five-carbon alkyl chain on benzene, used in fine chemical synthesis. Falls under HTS 2902.90.30 as chemically defined alkylbenzene. The isopentyl structure provides steric hindrance for selective reactions.
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
• HPLC chromatogram required to confirm absence of straight-chain amylbenzene
• Low odor variant preferred for fragrance intermediate applications
• Vapor pressure data essential for closed-system transport requirements