1,4-Bis(bromoacetoxy)but-2-ene from Japan
1,4-Bis(bromoacetoxy)but-2-ene is the precise chemical structure matching HTS 2915.39.60.00 description, a dibromo diacetate ester. Used in polymer chemistry as cross-linking agent and in synthesis of macrocyclic compounds. The specific isomer ensures accurate tariff classification among acetic acid esters.
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
• Provide NMR spectrum confirming 1,4-but-2-ene structure matching HTS specific description
• Store under nitrogen atmosphere to prevent peroxide formation
• Comply with MARPOL Annex II for marine shipment of noxious liquid substances