1,4-Dibromobutane from Japan
1,4-Dibromobutane (Br(CH2)4Br) is a dibromoalkane used to synthesize crown ethers and polymers. Falls under HTS 2903.69.10.00 as alkyl dibromide, brominated acyclic hydrocarbon. Chemically defined status per Chapter 29 confirmed.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Cyclization risk during storage - low temperature shipping; HPLC purity >98%; symmetrical structure simplifies analysis