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Bis(bromoacetoxy)butene from China

Bis(bromoacetoxy)butene is a specific halogenated ester of acetic acid featuring bromine atoms and a butene backbone, classified under HTS 2915.39.60.00 as a saturated acyclic monocarboxylic acid derivative despite the alkene presence due to tariff structure. It serves primarily as a chemical intermediate in organic synthesis for pharmaceuticals and agrochemicals.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Verify chemical purity and provide Safety Data Sheets (SDS) compliant with TSCA for customs clearance

Ensure proper Hazard Class 6.1 labeling for toxic substances during shipping

Avoid misdeclaration as general organic chemicals to prevent reclassification penalties