Isobutyl 3-Phenylpropanoate from China
Isobutyl ester of 3-phenylpropanoic acid, used in specialty flavors mimicking tropical fruits. Falls under HTS 2915.50.20.00 as aromatic propionic ester, confirmed by chemical definition in Chapter notes (a). The aromatic substitution distinguishes it from plain propionates.
Duty Rate — China → United States
43%
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
• GC purity certificate mandatory for >90% aromatic content
• Declare as chemical intermediate, not finished flavor to maintain classification
• Watch ester hydrolysis stability in humid shipping