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%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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