Butyl Butyrate from China

Butyl butyrate (butyl butanoate) is the butyl ester of butanoic acid, falling under 'other' esters in HTS 2915.60.50.00. Widely used in fruit flavorings and solvents.

Duty Rate — China → United States

37.1%

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
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)

Import Tips

CAS 109-21-7 verification; distinguish from acetate esters in adjacent headings

Flammable UN 1128 Class 3; volatility requires vapor pressure declaration

Esters follow parent acid classification per Note esters rule; purity >98% typically required